Publications
- Peivandi, Armin Darius, Holtkamp, Michael, Rave, Hennes, Linsen, Lars, Martens, Sven, Müller, Klaus-Michael, Karst, Uwe, and Martens, Sabrina. . “Rapid versus slow degeneration and complications of biomaterials in patients with congenital heart disease.” Cardiovascular Pathology, № 75 doi: 10.1016/j.carpath.2024.107712.
- Rivas Aiello, M.B., Kirse, T. M., Lavorato, G.C., Maus, B., Maisuls, I., Kuberasivakumaran, S., Ostendorp, S., Hepp, A., Holtkamp, M., Winkler, E.L., Karst, U., Wilde, G., Faber, C., Vericat, C., and Strassert, C.A. . “Superparamagnetic Nanoparticles with Phosphorescent Complexes as Hybrid Contrast Agents: Integration of MRI and PLIM.” SMALL SCIENCE, № 2024 doi: 10.1002/smsc.202300145.
- Lefringhausen, N, Erbacher, C, Elinkmann, M, Karst, U, and Müller, J. . “Contiguous Silver(I)-Mediated Base Pairs of Imidazophenanthroline and Canonical Nucleobases in DNA Duplexes: Formation of Classical Duplexes versus Homodimer Formation.” Bioconjugate Chemistry, № 35: 99–106. doi: 10.1021/acs.bioconjchem.3c00494.
- Sommer, K, Becker, T, von Bremen-Kühne, M, Gotters, M, Quarles, CD, Sperling, M, Kudla, J, and Karst, U. . “Analysis of the elemental species-dependent uptake of lanthanide complexes in Arabidopsis thaliana plants by LA-ICP-MS.” Chemosphere, № 338: 139534–139534. doi: 10.1016/j.chemosphere.2023.139534.
- Kubot, M, Balke, L, Scholz, J, Wiemers-Meyer, S, Karst, U, Hayen, H, Hur, H, Winter, M, J, Kasnatscheew, and Nowak, S. . “High-Voltage Instability of Vinylene Carbonate (VC): Impact of Formed Poly-VC on Interphases and Toxicity.” Advanced Science, № 11 (1) 2305282. doi: 10.1002/advs.202305282.
- Göldner, Valentin, Speitling, Michael, and Karst, Uwe. . “Elucidation of the environmental reductive metabolism of the herbicide tritosulfuron assisted by electrochemistry and mass spectrometry.” Chemosphere, № 330 138687. doi: 10.1016/j.chemosphere.2023.138687.
- Wagener, Felicitas, Naumann, Nana, Göldner, Valentin, Görgens, Christian, Guddat, Sven, Karst, Uwe, and Thevis, Mario. . “Comparison of in vitro approaches for predicting the metabolism of the selective androgen receptor modulator RAD140.” Analytical and Bioanalytical Chemistry, № 415 (23): 5657 –5669. doi: 10.1007/s00216-023-04835-z.
- Göldner, Valentin, Quach, Linda, Adhitama, Egy, Behrens, Arne, Junk, Luisa, Winter, Martin, Placke, Tobias, Glorius, Frank, and Karst, Uwe. . “Laser desorption/ionization-mass spectrometry for the analysis of interphases in lithium ion batteries.” iScience, № 26 (9) 107517. doi: 10.1016/j.isci.2023.107517.
- Potęga, Agnieszka, Göldner, Valentin, Niehaves, Erik, Paluszkiewicz, Ewa, and Karst, Uwe. . “Electrochemistry/mass spectrometry (EC/MS) for fast generation and identification of novel reactive metabolites of two unsymmetrical bisacridines with anticancer activity.” Journal of Pharmaceutical and Biomedical Analysis, № 235 115607. doi: 10.1016/j.jpba.2023.115607.
- Lefringhausen, N, Seiffert, V, Erbacher, C, Karst, U, and Müller, J. . “Chiral-at-Metal Silver-Mediated Base Pairs: Metal-Centred Chirality versus DNA Helical Chirality.” Chemistry - A European Journal, № 29 e202202630. doi: 10.1002/chem.202202630.
- Göldner, V, Fangmeyer, J, and Karst, U. . “Development of an electrochemical flow-through cell for the fast and easy generation of isotopically labeled metabolite standards.” Drug Testing and Analysis, № 14 (2): 262–268. doi: 10.1002/dta.3175.
- Bücker, P, Funke, SKI, Factor, C, Rasschaert, M, Robert, P, Sperling, M, and Karst, U. . “Combined speciation analysis and elemental bioimaging provide new insight into gadolinium retention in kidney.” Metallomics, № 14 (3): mfac004. doi: 10.1093/mtomcs/mfac004.
- Buchholz, R, Krossa, S, Andersen, MK, Holtkamp, M, Sperling, M, Karst, U, and Tessem, MB. . “A simple preparation protocol for shipping and storage of tissue sections for laser ablation-inductively coupled plasma-mass spectrometry imaging.” Metallomics, № 14 (3): mfac013. doi: 10.1093/mtomcs/mfac013.
- Reifschneider, O, Blaske, F, Vennemann, A, Köppen, C, Sperling, M, Karst, U, and Wiemann, M. . “Quantitative elemental bioimaging: an antibody-based double-labelling method to quantify the cell-specific distribution of silver nanoparticles in lung tissue sections.” Journal of Analytical Atomic Spectrometry, № 37: 1084–1089. doi: 10.1039/d1ja00466b.
- Schwarz, C, Buchholz, R, Jawad, M, Hoesker, V, Terwesten-Solé, C, Karst, U, Linsen, L, Vogl, T, Hoerr, V, Wildgruber, M, and Faber, C. . “Fingerprints of Element Concentrations in Infective Endocarditis Obtained by Mass Spectrometric Imaging and t-Distributed Stochastic Neighbor Embedding.” ACS Infectious Diseases, № 8 (2): 360–372. doi: 10.1021/acsinfecdis.1c00485.
- von Bremen-Kühne, Maximilian, Ahmadi, Hassan, Sperling, Michael, Krämer, Ute, and Karst, Uwe. . “Elemental bioimaging of Zn and Cd in leaves of hyperaccumulator Arabidopsis halleri using laser ablation-inductively coupled plasma-mass spectrometry and referencing strategies.” Chemosphere, № 305 135267. doi: 10.1016/j.chemosphere.2022.135267.
- Sommer, Karolin, Sperling, Michael, and Karst, Uwe. . “Species-dependent interaction of Gd-based contrast agents with humic substances.” Chemosphere, № 300 134528. doi: 10.1016/j.chemosphere.2022.134528.
- Fingerhut, Stefanie, Rebecca, Buchholz, Bücker, Patrick, Clasen, Wolfgang, Sperling, Michael, Müller, Klaus-Michael, Rehkämper, Jan, Radbruch, Alexander, Richter, Henning, Jeibmann, Astrid, and Karst, Uwe. . “Gadolinium retention in the tunica media of arterial walls—a complementary study using elemental bioimaging and immunogold staining.” Metallomics, № 14 (6) mfac029. doi: 10.1093/mtomcs/mfac029.
- Brungs, Corinna, Schmid, Robin, Wolf, Carina, Berg, Tanja, Korf, Ansgar, Heuckeroth, Steffen, Hayen, Heiko, van der Bent, Sebastiaan, Maijer, Karen, Rustemeyer, Thomas, and Karst, Uwe. . “Tattoo Pigment Identification in Inks and Skin Biopsies of Adverse Reactions by Complementary Elemental and Molecular Bioimaging with Mass Spectral Library Matching.” Analytical Chemistry, № 94 (8): 3581–3589. doi: 10.1021/acs.analchem.1c04922.
- Seiffert, Svenja B., Vennemann, Antje, Nordhorn, Ilona D., and Kröger, Sabrina Wiemann Martin Karst Uwe. . “LA-ICP-MS and Immunohistochemical Staining with Lanthanide-Labeled Antibodies to Study the Uptake of CeO2 Nanoparticles by Macrophages in Tissue Sections.” Chemical Research in Toxicology, № 35 (6): 981–991. doi: 10.1021/acs.chemrestox.1c00433.
- Funke, SKI, Factor, C, Rasschaert, M, Lezius, L, Sperling, MKarst U, and Robert, P. . “Long-term Gadolinium Retention in the Healthy Rat Brain: Comparison between Gadopiclenol, Gadobutrol, and Gadodiamide.” Radiology, № 305 (1): 179–189. doi: 10.1148/radiol.212600.
- Bücker, P, Buzzi, RM, Akeret, K, Mosberger, L, Richter, H, Sperling, M, Hugeslhofer, M, Schaer, DJ, and Karst, U. . “A model to visualize the fate of iron after intracranial hemorrhage using isotopic tracers and elemental bioimaging.” Metallomics, № 14 (8) mfac057. doi: 10.1093/mtomcs/mfac057.
- Kader, A, Kaufmann, JO, Mangarova, DB, Moeckel, J, Brangsch, J, Adams, LC, Zhao, J, Reimann, C, Saatz, J, Traub, H, Buchholz, R, Karst, U, Hamm, B, and Makowski, MR. . “Iron Oxide Nanoparticles for Visualization of Prostate Cancer in MRI.” Cancers, № 14 (12) 2909. doi: 10.3390/cancers14122909.
- Gerwing, M., Hoffmann, E., Kronenberg, K., Hansen, U., Masthoff, M., Helfen, A., Geyer, C., Wachsmuth, L., Höltke, C., Maus, B., Hoerr, V., Krähling, T., Hiddeßen, L., Heindel, W., Karst, U., Kimm, M.A., Schinner, R., Eisenblätter, M., Faber, C., and Wildgruber, M. . “Multiparametric MRI enables for differentiation of different degrees of malignancy in two murine models of breast cancer.” Frontiers in Oncology, № 12 1000036. doi: 10.3389/fonc.2022.1000036.
- Erbacher, C, Flothkötter, N, Macke, M, Quarles, Jr.CD, Sperling, M, Müller, J, and Karst, U. . “A fast and automated separation and quantification method for bromine speciation analyzing bromide and 5-bromo-2’-deoxyuridine in enzymatically digested DNA samples via IC-ICP-MS.” Journal of Chromatography A, № 1652: 462370. doi: 10.1016/j.chroma.2021.462370.
- Bücker, P, Richter, H, Radbruch, A, Sperling, M, Brand, M, Holling, M, Van Marck, V, Paulus, W, Jeibman, A, and Karst, U. . “Deposition patterns of iatrogenic lanthanum and gadolinium in the human body depend on delivered chemical binding forms.” Journal of Trace Elements in Medicine and Biology, № 63 (126665) doi: 10.1016/j.jtemb.2020.126665.
- Kader, A, Brangsch, J, Reimann, C, Kaufmann, JO, Mangarova, DB, Moeckel, J, Adams, LC, Zhao, J, Saatz, J, Traub, h, Buchholz, R, Karst, U, Hamm, B, and Makowski, MR. . “Visualization and Quantification of the Extracellular Matrix in Prostate Cancer Using an Elastin Specific Molecular Probe.” Biology -Basel, № 10 (11): 1217. doi: 10.3390/biology10111217.
- Richter, H, Bücker, P, Martin, LF, Dunker, C, Fingerhut, S, Xia, AN, Karol, A, Sperling, M, Karst, U, Radbruch, A, and Jeibmann, A. . “Gadolinium Tissue Distribution in a Large-Animal Model after a Single Dose of Gadolinium-based Contrast Agents.” Radiology, № 301 (3): 637–642. doi: 10.1148/radiol.2021210553.
- Funke, SKI, Sperling, M, and Karst, U. . “Weighted Linear Regression Improves Accuracy of Quantitative Elemental Bioimaging by Means of LA-ICP-MS.” Analytical Chemistry, № 93 (47): 15720–15727. doi: 10.1021/acs.analchem.1c03630.
- Macke, M, Quarles, CD, Sperling, M, and Karst, U. . “Fast and Automated Monitoringh of Gadolinium-based Contrast Agents in Surface Waters.” Water Research, № 207 (117836) doi: 10.1016/j.watres.2021.117836.
- Will, JM, Behrens, A, Macke, M, Quarles, CD, and Karst, U. . “Automated Chiral Analysis of Amino Acids Based on Chiral Derivatization and Trapped Ion Mobility-Mass Spectrometry.” Analytical Chemistry, № 93 (2): 878–885. doi: 10.1021/acs.analchem.0c03481.
- von der, AuM, Karbach, H, Bell, AM, Bauer, OB, Karst, U, and Meermann, B. . “Determination of metal uptake in single organisms, Corophium volutator, via complementary electrothermal vaporization/inductively coupled plasma mass spectrometry and laser ablation/inductively coupled plasma mass spectrometry.” Rapid Communications in Mass Spectrometry, № 35 (2) doi: 10.1002/rcm.8953.
- Helmer, PO, Nordhorn, ID, Korf, A, Behrens, A, Buchholz, R, Zubeil, F, Karst, U, and Hayen, H. . “Complementing Matrix-Assisted Laser Desorption Ionization-Mass Spectrometry Imaging with Chromatography Data for Improved Assignment of Isobaric and Isomeric Phospholipids Utilizing Trapped Ion Mobility-Mass Spectrometry.” Analytical Chemistry, № 93 (4): 2135–2143. doi: 10.1021/acs.analchem.0c03942.
- Collettini, F, Reimann, C, Brangsch, J, Chapiro, J, Savic, LJ, Onthank, DC, Robinson, SP, Karst, U, Buchholz, R, Keller, S, Hamm, B, Goldberg, SN, and Makowski, MR. . “Elastin-specific MRI of extracellular matrix-remodelling following hepatic radiofrequency-ablation in a VX2 liver tumor model.” Scientific Reports, № 11 (1) doi: 10.1038/s41598-021-86417-6.
- Horstmann, M., de Vega, R.G., Bishop, D.P., Karst, U., Doble, P.A., and Clases, D. . “Determination of gadolinium MRI contrast agents in fresh and oceanic waters of Australia employing micro-solid phase extraction, HILIC-ICP-MS and bandpass mass filtering.” Journal of Analytical Atomic Spectrometry, № 36 (4): 767–775.
- Adams, L.C., Brangsch, J., Kaufmann, J.O., Mangarova, D.B., Moeckel, J., Kader, A., Buchholz, R., Karst, U., Botnar, R.M., Hamm, B., Makowski, M.R., and Keller, S. . “Effect of Doxycycline on Survival in Abdominal Aortic Aneurysms in a Mouse Model.” Contrast Media and Molecular Imaging, № 2021 doi: 10.1155/2021/9999847.
- Adams, L.C.Brangsch J., Reimann, C., Kaufmann, J.O., Nowak, K., Buchholz, R., Karst, U., Botnar, R.M.Hamm B., and Makowski, M.R. . “Noninvasive imaging of vascular permeability to predict the risk of rupture in abdominal aortic aneurysms using an albumin-binding probe (vol 10, 3231.” Scientific Reports, № 11 (1) doi: 10.1038/s41598-021-89153-z.
- Adams, L.C., Brangsch, J., Reimann, C., Kaufmann, J.O., Buchholz, R., Karst, U., Botnar, R.M., Hamm, B., and Makowski, M.R. . “Simultaneous molecular MRI of extracellular matrix collagen and inflammatory activity to predict abdominal aortic aneurysm rupture (vol 10, 15206, 2020).” Scientific Reports, № 11 (1) doi: 10.1038/s41598-021-89154-y.
- Nordhorn, I., Dietrich, D., Verlemann, C., Vennemann, A., Schmid, R., Elinkmann, M., Fuchs, J., Sperling, M., Wiemann, M., and Karst, U. . “Spatially and size-resolved analysis of gold nanoparticles in rat spleen after intratracheal instillation by laser ablation-inductively coupled plasma-mass spectrometry.” Metallomics, № 13 (6) doi: 10.1093/mtomcs/mfab028.
- R., Schmid, D., Petras, L.F., Nothias, M.X., Wang, A.T., Aron, A., Jagels, H., Tsugawa, J., Rainer, M., Garcia-Aloy, K., Duhrkop, ..., U., Karst, and P.C., Dorrestein. . “Ion identity molecular networking for mass spectrometry-based metabolomics in the GNPS environment.” Nature Communications, № 12 (1) doi: 10.1038/s41467-021-23953-9.
- Wellenberg, A., Weides, L., Kurzke, J., Hennecke, T., Bornhorst, J., Crone, B., Karst, U., Brinkmann, V., Fritz, G., and Honnen, S. . “Use of C. elegans as a 3R-compliant in vivo model for the chemoprevention of cisplatin-induced neurotoxicity.” Experimental Neurology, № 341 (113705) doi: 10.1016/j.expneurol.2021.113705.
- Platte, S., Korff, M., Imberg, L., Balicioglu, I., Erbacher, C., Will, J.M., Daniliuc, C.G., Karst, U., and Kalinin, D.V. . “Microscale Parallel Synthesis of Acylated Aminotriazoles Enabling the Development of Factor XIIa and Thrombin Inhibitors.” ChemMedChem, № 16 (24): 3672–3690. doi: 10.1002/cmdc.202100431.
- Schlatt, L., Köhrer, A., Factor, C., Robert, P., Rasschaert, M., Sperling, M., and Karst, U. . “Mild Dissolution/Recomplexation Strategy for Speciation Analysis of Gadolinium from MR Contrast Agents in Bone Tissues by Means of HPLC-ICP-MS.” Analytical Chemistry, № 93 (33): 11398–11405. doi: 10.1021/acs.analchem.1c01100.
- Funke, S.K.I., Brückel, V.A., Weber, M., Luetzen, E., Wolf, J.C., Haisch, C., and Karst, U. . “Plug-and-play laser ablation-mass spectrometry for molecular imaging by means of dielectric barrier discharge ionization.” Analytica Chimica Acta, № 1177 doi: 10.1016/j.aca.2021.338770.
- Korzhenko, O., Führer, P., Göldner, V., Olthuis, W., Odijk, M., and Karst, U. . “Microfluidic Electrochemistry Meets Trapped Ion Mobility Spectrometry and High-Resolution Mass Spectrometry-In Situ Generation, Separation, and Detection of Isomeric Conjugates of Paracetamol and Ethoxyquin.” Analytical Chemistry, № 93 (37): 12740–12747. doi: 10.1021/acs.analchem.1c02791.
- Chira, R., Fangmeyer, J., Neaga, I.O., Zaharia, V., Karst, U., Bodoki, E., and Oprean, R. . “Simulation of the oxidative metabolization pattern of netupitant, an NK1 receptor antagonist, by electrochemistry coupled to mass spectrometry.” Journal of Pharmaceutical Analysis, № 11 (5): 661–666. doi: 10.1016/j.jpha.2021.03.011.
- Goeldner, V., Fangmeyer, J., and Karst, U. . “Development of an electrochemical flow-through cell for the fast and easy generation of isotopically labeled metabolite standards.” Drug Testing and Analysis, № 14 (2): 262-268. doi: 10.1002/dta.3175.
- Schachel, TD, Stork, A, Schulte-Ladbeck, R, Vielhaber, T, and Karst, U. . “Identification and Differentiation of Commercial and Military Explosives via High Performance Liquid Chromatography – High Resolution Mass Spectrometry (HPLC-HRMS), X-Ray Diffractometry (XRD) and X-Ray Fluorescence spectroscopy (XRF): Towards a Forensic Substance Database on Explosives.” Forensic Science International, № 308: 110180. doi: 10.1016/j.forsciint.2020.110180.
- F, Lohöfer, R, Buchholz, A, Glinzer, K, Huber, HaasH, G, Kaissis, A, Feuchtinger, M, Aichler, PB, Sporns, C, Höltke, M, Stölting, F, Schilling, RM, Botnar, MA, Kimm, C, Faber, AK, Walch, A, Zernecke, U, Karst, and M, Wildgruber. . “Mass Spectrometry Imaging of atherosclerosis-affine Gadofluorine following Magnetic Resonance Imaging.” Scientific Reports, № 10: 79. doi: 10.1038/s41598-019-57075-6.
- Richter, H, Bücker, P, Dunker, C, Karst, U, and Kircher, PR. . “Gadolinium deposition in the brain of dogs after multiple intravenous administrations of linear gadolinium based contrast agents.” PloS one, № 15 (2): e0227649. doi: 10.1371/journal.pone.0227649.
- El-Hamrani, D, Vives, V, Buchholz, R, Meme, W, Factor, C, Fingerhut, S, Sperling, M, Karst, U, Robert, P, and Meme, S. . “Effect of Long-Term Retention of Gadolinium on Metabolism of Deep Cerebellar Nuclei After Repeated Injection of Gadolinium in Rats.” Investigative Radiology, № 55 (2): 120–128. doi: 10.1097/RLI.0000000000000621.
- Lützen, E, Holtkamp, M, Stamme, I, Schmid, R, Sperling, M, Pütz, M, and Karst, U. . “Multimodal imaging of hallucinogens 25C- and 25I-NBOMe on blotter papers.” Drug Testing and Analysis, № 12: 465–471. doi: 10.1002/dta.2751.
- Sperling, M, von Bremen-Kühne, M, Funke, S, Schlatt, L, and Karst, U. . “Analysis of rare-earth metals and their species.” in Rare Earth Chemistry, edited by Rainer Pöttgen, Thomas Jüstel and Cristian A. Strassert. Berlin: De Gruyter. doi: 10.1515/9783110654929-016.
- Fangmeyer, J, Scheeren, SG, Schmid, R, and Karst, U. . “Fast Online Separation and Identification of Electrochemically Generated Isomeric Oxidation Products by Trapped Ion Mobility-Mass Spectrometry.” Analytical Chemistry, № 92 (1): 1205–1210. doi: 10.1021/acs.analchem.9b04337.
- Andersen, MK, Krossa, S, Hoiem, TS, Buchholz, R, Claes, BSR, Balluff, B, Ellis, SR, Richardsen, E, Bertilsson, H, Heeren, RMA, Bathen, TF, Karst, U, Giskenodegard, GF, and Tessem, MB. . “Simultaneous Detection of Zinc and Its Pathway Metabolites Using MALDI MS Imaging of Prostate Tissue.” Analytical Chemistry, № 92 (4): 3171–3179. doi: 10.1021/acs.analchem.9b04903.
- Adams, LC, Brangsch, J, Reimann, C, Kaufmann, JO, Nowak, K, Buchholz, R, Karst, U, Botnar, RM, Hamm, B, and Makowski, MR. . “Noninvasive imaging of vascular permeability to predict the risk of rupture in abdominal aortic aneurysms using an album-inbinding probe.” Scientific Reports, № 10 (1): 3231. doi: 10.1038/s41598-020-59842-2.
- Böckelmann, L, Starzonek, C, Niehoff, AC, Karst, U, Thomale, J, Schlüter, H, Bokemeyer, C, Aigner, A, and Schumacher, U. . “Detection of doxorubicin, cisplatin and therapeutic antibodies in formalin-fixed paraffin-embedded human cancer cells.” Histochemistry and Cell Biology, № 153 (5): 367–377. doi: 10.1007/s00418-020-01857-x.
- Nadar, RA, Farbod, K, Codee-, van der Schilden K, Schlatt, L, Crone, B, Asokan, N, Curci, A, Brand, M, Bornhäuser, M, Iafisco, M, Margiotta, N, Karst, U, Heskamp, S, Boerman, OC, van der, Beucken J JJP, and Leeuwenburgh, SCG. . “Targeting of radioactive platinum-bisphosphonate anticancer drugs to bone of high metabolic activity.” Scientific Reports, № 10 (1): 5889. doi: 10.1038/s41598-020-62039-2.
- Beil, SB, Breiner, M, Schulz, L, Schüll, A, Müller, T, Schollmeyer, D, Bomm, A, Holtkamp, M, Karst, U, Schade, W, and Waldvogel, SR. . “About the selectivity and reactivity of active nickelelectrodes in C–C coupling reactions.” RSC Advances, № 10 (24): 14249–14253. doi: 10.1039/d0ra02673e.
- Chira, R, Fangmeyer, J, Zaharia, V, Karst, U, Bodoki, E, and Oprean, R. . “Electrochemically Simulated Oxidative Metabolization Pattern of Neurokinin-1 Antagonist Aprepitant.” Journal of The Electrochemical Society, № 167 (8): 085502. doi: 10.1149/1945-7111/ab927a.
- Schlatt, L, Costa, ACC, Barz, V, Ciarimboli, G, and Karst, U. . “Fast simultaneous quantification of gabapentin and cetirizine in cell lysates by means of HPLC-MS/MS.” Journal of Pharmaceutical and Biomedical Analysis, № 184: 113172. doi: 10.1016/j.jpba.2020.113172.
- Nadar, RA, Asokan, N, Degli, Esposti L, Curci, A, Barbanente, A, Schlatt, L, Karst, U, Iafisco, M, Margiotta, N, Brand, M, van den, Beucken J JJP, Bornhauser, M, and Leeuwenburg, SCG. . “Preclinical evaluation of platinum-loaded hydroxyapatite nanoparticles in an embryonic zebrafish xenograft model.” Nanoscale, № 12 (25): 13582–13594. doi: 10.1039/d0nr04064a.
- Mangarova, DB, Brangsch, J, Mohtashamdolatshahi, A, Korsch, O, Pysen, H, Wiekhorst, F, Klopfleisch, R, Buchholz, R, Karst, U, and Taupitz, M. . “Ex vivo magnetic particle imaging of vascular inflammation in abdominal aortic aneurysm in a murine model.” Scientific Reports, № 10 (1): 12410. doi: 10.1038/s41598-020-69299-y.
- Radbruch, A, Richter, H, Bücker, P, Berlandi, J, Schanzer, A, Deike-Hofmann, K, Kleinschnitz, C, Schlemmer, HP, Forsting, M, Paulus, W, Martin, LF, van Thriel, C, Karst, U, and Jeibmann, A. . “Is Small Fiber Neuropathy Induced by Gadolinium-Based Contrast Agents?” Investigative Radiology, № 55 (8): 473–480. doi: 10.1097/RLI.0000000000000677.
- Helmer, PO, Behrens, A, Rudt, E, Karst, U, and Hayen, H. . “Hydroperoxylated vs Dihydroxylated Lipids: Differentiation of Isomeric Cardiolipin Oxidation Products by Multidimensional Separation Techniques.” Analytical Chemistry, № 92 (17): 12010–12016. doi: 10.1021/acs.analchem.0c02605.
- Quarles, CD, Macke, M, Michalke, B, Zischka, H, Karst, U, Sullivan, P, and Field, MP. . “LC-ICP-MS method for the determination of "extractable copper" in serum.” Metallomics, № 12 (9): 1348–1355. doi: 10.1039/d0mt00132e.
- Fangmeyer, J, Behrens, A, Gleede, B, Waldvogel, SR, and Karst, U. . “Mass-Spectrometric Imaging of Electrode Surfaces-a View on Electrochemical Side Reactions.” Angewandte Chemie International Edition, № 59 (46): 20428–20433. doi: 10.1002/anie.202010134.
- Adams, LC, Brangsxch J, Reimann C, Kaufmann JO, Bucholz R, Karst U, Botnar RM, and Hamm B, Makowski MR. . “Simultaneous molecular MRI of extracellular matrix collagen and inflammatory activity to predict abdominal aortic aneurysm rupture.” Scientific Reports, № 10 (1): 15206. doi: 10.1038/s41598-020-71817-x.
- Will, JM, Erbacher, C, Sperling, M, and Karst, U. . “A mass spectrometry-based approach gives new insight into organotin–protein interactions.” Metallomics, № 12 (11): 1701–1712. doi: 10.1039/d0mt00171f.
- Henschel, J, Mense, M, Harte, P, Diehl, M, Buchmann, J, Kux, F, Schlatt, L, Karst, U, Hensel, A, Winter, M, and Nowak, S. . “Phytoremediation of soil contaminated with lithium ion battery active materials – A proof of concept study.” Recycling, № 5 (4) (Special Issue: Recycling of Lithium Ion Batteries and Other Next Generation Materials): 26. doi: 10.3390/recycling5040026.
- Richter-Brockmann, S, Garbert, K, von Bremen-Kühne, M, Wehe, CA, Reifschneider, O, Sperling, M, Wallrad, L, Schmitz-Thom, I, Kudla, J, and Karst, U. . “Elemental bioimaging of Na distribution in roots of Arabidopsis thaliana using laser ablation-ICP-MS under cold plasma conditions.” Journal of Analytical Atomic Spectrometry, № 35 (9): 2057–2063. doi: 10.1039/D0JA00151A.
- Vosse, C, Thyssen, G, Sperling, M, Karst, U, and Hayen, H. . “Complementary approach for analysis of phospholipids by liquid chromatography hyphenated to elemental and molecular mass spectrometry.” Analytical Science Advances, № 1: 46–55. doi: 10.1002/ansa.20190009.
- Reifschneider, O, Vennemann, A, Buzanich, G, Radtke, M, Reinholz, U, Riesemeier, H, Hogeback, J, Köppen, C, Grossgarten, M, Sperling, M, Wiemann, M, and Karst, U. . “Revealing Silver Nanoparticle Uptake by Macrophages using SR-µXRF and LA-ICP-MS.” Chemical Research in Toxicology, № 33 (5): 1250–1255. doi: 10.1021/acs.chemrestox.9b00507.
- Korff, M, Imberg, L, Will, JM, Buckreis, N, Kalinina, SA, Wenzel, BM, Kastner, GA, Daniliuc, CG, Barth, M, Ovsepyan, RA, Butov, KR, Humpf, HU, Lehr, M, Panteleev, MA, Poso, A, Karst, U, Stenmetzer, T, Bendas, G, and Kalinin, DV. . “Acylated 1H-1,2,4-Triazol-5-amines Targeting Human Coagulation Factor XIIa and Thrombin: Conventional and Microscale Synthesis, Anticoagulant Properties, and Mechanism of Action.” Journal of Medicinal Chemistry, № 63 (21): 13159–13186. doi: 10.1021/acs.jmedchem.0c01635.
- Brangsch, J, Reimann, C, Kaufmann, JO, Adams, LC, Onthank, D, Thone-Reinecke, C, Robinson, S, Wilke, M, Weller, M, Buchholz, R, Karst, U, Botnar, R, Hamm, B, and Makowski, MR. . “Molecular MR-Imaging for Noninvasive Quantification of the Anti-Inflammatory Effect of Targeting Interleukin-1 beta in a Mouse Model of Aortic Aneurysm.” Molecular Imaging, № 19 doi: 10.1177/1536012120961875.
- Keller, S, Borde, T, Brangsch, J, Reimann, C, Kader, A, Schulze, D, Buchholz, R, Kaufmann, JO, Karst, U, Schellenberger, E, Hamm, B, and Makowski, MR. . “Assessment of the hepatic tumor extracellular matrix using elastin-specific molecular magnetic resonance imaging in an experimental rabbit cancer model.” Scientific Reports, № 10 (1) doi: 10.1038/s41598-020-77624-8.
- Raman, SP, Keil, C, Dieringer, P, Hubner, C, Bueno, A, Gurikov, P, Nissen, J, Holtkamp, M, Karst, U, and Haase, H. . “Alginate aerogels carrying calcium, zinc and silver cations for wound care: Fabrication and metal detection.” Journal of Supercritical Fluids, № 153: 104545. doi: 10.1016/j.superflu.2019.104545.
- Brangsch, J, Reimann, C, Kaufmann, JO, Adams, LC, Onthank, DC, Thone-Reineke, C, Robinson, SP, Buchholz, R, Karst, U, Botnar, RM, Hamm, B, and Makowski, MR. . “Concurrent Molecular Magnetic Resonance Imaging of Inflammatory Activity and Extracellular Matrix Degradation for the Prediction of Aneurysm Rupture.” CIRCULATION-CARDIOVASCULAR IMAGING, № 12 (3): e008707. doi: 10.1161/CIRCIMAGING.118.008707.
- Masthoff, M, Buchholz, R, Beuker, A, Wachsmuth, L, Kraupner, A, Albers, F, Freppon, F, Helfen, A, Gerwing, M, Holtke, C, Hansen, U, Rehkamper, J, Vielhaber, T, Heindel, W, Eisenglatter, M, Karst, U, Wildgruber, M, and Faber, C. . “Introducing specificity to iron oxide nanoparticles imaging by combining 57Fe-based MRI and mass spectrometry.” Nano Letters, № 19 (11): 7908–7917. doi: 10.1016/j.devcel.2019.01.006.
- Guttmann, S, Dewald, ET, Wohlfarth, C, Muller, JC, Karst, U, Schmidt, HH, and Zibert, A. . “Compound-specific adaptation of hepatoma cell lines to toxic iron.” Metallomics, № 11 (11): 1836–1846. doi: 10.1039/c9mt00202b.
- van der, Bent S AS, Berg, T, Karst, U, Sperling, M, and Rustemeyer, T. . “Allergic reaction to a green tattoo with nickel as a possible allergen.” Contact Dermatitis, № 81 (1): 64–66. doi: 10.1111/cod.13226.
- Radbruch, A, Richter, H, Fingerhut, S, Martin, LF, Xia, A, Henze, N, Paulus, W, Sperling, M, Karst, U, and Jeibmann, A. . “Gadolinium Deposition in the Brain in a Large Animal Model: Comparison of Linear and Macrocyclic Gadolinium-Based Contrast Agents.” Investigative Radiology, № 54 (9): 531–536. doi: 10.1097/RLI.0000000000000575.
- D, Frenzel, C, Köppen, OB, Bauer, U, Karst, Schroter, R., MV, Tzvetkov, and G, Ciarimboli. . “Effects of Single Nucleotide Polymorphism Ala270Ser (rs316019) on the Function and Regulation of hOCT2.” Biomolecules, № 9 (10): 578. doi: 10.3390/biom9100578.
- Hucke, A, Rinschen, MM, Bauer, OB, Sperling, M, Karst, U, Koppen, C, Sommer, K, Schroter, R, Ceresa, C, Chiorazzi, A, Canta, A, Semperboni, S, Marmiroli, P, Cavaletti, G, Schlatt, S, Schlatter, E, Pavenstadt, H, Heitplatz, B, Van Marck, V, Sparreboom, A, Barz, V, Knief, A, Deuster, D, Zehnhoff-Dinnesen, AA, and Ciarimboli, G. . “An integrative approach to cisplatin chronic toxicities in mice reveals importance of organic cation-transporter-dependent protein networks for renoprotection.” Archives of Toxicology, № 93 (10): 2835–2848. doi: 10.1007/s00204-019-02557-9.
- Crone, B, Schlatt, L, Nadar, RA, van Dijk, NWM, Margiotta, N, Sperling, M, Leeuwenburghg, S, and Karst, U. . “Quantitative imaging of platinum-based antitumor complexes in bone tissue samples using LA-ICP-MS.” Journal of Trace Elements in Medicine and Biology, № 54: 98–102. doi: 10.1016/j.jtemb.2019.04.011.
- Clases, D, Fingerhut, S, Jeibmann, A, Sperling, M, Doble, P, and Karst, U. . “LA-ICP-MS/MS improves limits of detection in elemental bioimaging of gadolinium deposition originating from MRI contrast agents in skin and brain tissues.” Journal of Trace Elements in Medicine and Biology, № 51: 212–218. doi: 10.1016/j.jtemb.2018.10.021.
- Kroeger, S, Sperling, M, and Karst, U. . “Quantitative dried blood spot analysis for metallodrugs by laser ablation inductively coupled plasma-mass spectrometry.” Journal of Trace Elements in Medicine and Biology, № 51: 50–56. doi: 10.1016/j.jtemb.2018.09.009.
- Einer, C, Leitzinger, C, Lichtmannegger, J, Eberhagen, C, Rieder, T, Borchard, S, Wimmer, R, Denk, G, Popper, B, Neff, F, Polishchuk, E, Polishchuk, RS, Hauck, SM, Toerne, C, Mueller, J, Karst, U, Baral, BS, DiSpirito, AA, Kremer, AE, Semrau, J, Weiss, KH, Hohenester, S, and Zischka, H. . “A High-Calorie Diet Aggravates Mitochondrial Dysfunction and Triggers Severe Liver Damage in Wilson Disease Rats.” Cellular and molecular gastroenterology and hepatology (CMGH), № 7 (3): 571–596. doi: 10.1016/j.jcmgh.2018.12.005.
- Wellenberg, A, Weides, L, Bornhorst, J, Crone, B, Karst, U, Fritz, G, and Honnen, S. . “Molecular and electrophysiological analysis of platinum-induced neurotoxicity using the model organism C. elegans.” Naunyn-Schmiedeberg's Archives of Pharmacology, № 392 (1): S63.
- Bauer, OB, Hachmoeller, O, Borovinskaya, O, Sperling, M, Schurek, H, Ciarimboli, G, and Karst, U. . “LA-ICP-TOF-MS for rapid, all-elemental and quantitative bioimaging, isotopic analysis and the investigation of plasma processes.” Journal of Analytical Atomic Spectrometry, № 34 (4): 694–701. doi: 10.1039/c8ja00288f.
- Mueller, J, Berg, T, Enders, C, Leonhard, P, and Karst, U. . “Spatially resolved analysis of liquid crystal displays by laser ablation-atmospheric pressure chemical ionization-mass spectrometry.” Analytica Chimica Acta, № 1055: 56–64. doi: 10.1016/j.aca.2018.12.048.
- Gratz, R, Manishankar, P, Ivanov, R, Köster, P, Mohr, I, Trofimov, K, Steinhorst, L, Meiser, J, Mai, H, Drerup, M, Arendt, S, Holtkamp, M, Karst, U, Kudla, J, Bauer, P, and Brumbarova, T. . “CIPK11-Dependent Phosphorylation Modulates FIT Activity to Promote Arabidopsis Iron Acquisition in Response to Calcium Signaling.” Developmental Cell doi: 10.1016/j.devcel.2019.01.006.
- Masthoff, M, Buchholz, R, Beuker, A, Wachsmuth, L, Kraupner, A, Albers, F, Freppon, F, Helfen, A, Gerwing, M, Höltke, C, Hansen, U, Rehkämper, J, Vielhaber, T, Heindel, W, Eisenblätter, M, Karst, U, Wildgruber, M, and Faber, C. . “Introducing specificity to iron oxide nanoparticle imaging by combining 57Fe-based MRI and mass spectrometry.” Nano Letters, № 19 (11): 7908–7917. doi: 10.1021/acs.nanolett.9b03016.
- Thyssen, G., Keil, C., Wolff, M., Sperling, M., Kadow, D., Haase, H., and Karst, U. . “Bioimaging of the elemental distribution in cocoa beans by means of LA-ICP-TQMS.” Journal of Analytical Atomic Spectrometry, № 33 (2): 187–194. doi: 10.1039/c7ja00354d.
- Fingerhut, S., Niehoff, A., Sperling, M., Jeibmann, A., Paulus, W., Niederstadt, T., Allkemper, T., Heindel, W., Holling, M., and Karst, U. . “Spatially resolved quantification of gadolinium deposited in the brain of a patient treated with gadolinium-based contrast agents.” Journal of Trace Elements in Medicine and Biology, № 45 (null): 125–130. doi: 10.1016/j.jtemb.2017.10.004.
- Guttmann, S., Chandhok, G., Groba, S., Niemietz, C., Sauer, V., Gomes, A., Ciarimboli, G., Karst, U., Zibert, A., and Schmidt, H. . “Organic cation transporter 3 mediates cisplatin and copper cross-resistance in hepatoma cells.” Oncotarget, № 9 (1): 743–754. doi: 10.18632/oncotarget.23142.
- Gütz, C., Grimaudo, V., Holtkamp, M., Hartmer, M., Werra, J., Frensemeier, L., Kehl, A., Karst, U., Broekmann, P., and Waldvogel, S. . “Leaded Bronze: An Innovative Lead Substitute for Cathodic Electrosynthesis.” ChemElectroChem, № 5 (2): 247–252. doi: 10.1002/celc.201701061.
- Clases, D., Sperling, M., and Karst, U. . “Analysis of metal-based contrast agents in medicine and the environment.” TrAC - Trends in Analytical Chemistry, № null (null) doi: 10.1016/j.trac.2017.12.011.
- Vega, R, Fernandez, Sanchez ML, Eiro, N, Vizoso, FJ, Sperling, M, Karst, U, and Sanz, Medel A. . “Multimodal laser ablation/desorption imaging analysis of Zn and MMP-11 in breast tissues.” Analytical and Bioanalytical Chemistry, № 410 (3): 913–922. doi: 10.1007/s00216-017-0537-x.
- Mueller, J, Lichtmannegger, J, Zischka, H, Sperling, M, and Karst, U. . “High spatial resolution LA-ICP-MS demonstrates massive liver copper depletion in Wilson disease rats upon Methanobactin treatment.” Journal of Trace Elements in Medicine and Biology, № 49: 119–127. doi: 10.1016/j.jtemb.2018.05.009.
- Strohmidel, P, Sperling, M, and Karst, U. . “Investigations on the binding of ethylmercury from thiomersal to proteins in influenza vaccines.” Journal of Trace Elements in Medicine and Biology, № 50: 100–104. doi: 10.1016/j.jtemb.2018.06.011.
- Honnen, S, Wellenberg, A, Weides, L, Bornhorst, J, Crone, B, Karst, U, and Fritz, G. . “Identification of potent drug candidates for the prevention of cisplatin-induced neurotoxicity in the model organism C. elegans.” Naunyn-Schmiedeberg's Archives of Pharmacology, № 391 (1): S4.
- Willach, S, Lutze, HV, Eckey, K, Loeppenberg, K, Lueling, M, Wolbert, J, Kujawinski, DM, Jochmann, MA, Karst, U, and Schmidt, TC. . “Direct Photolysis of Sulfamethoxazole Using Various Irradiation Sources and Wavelength Ranges-Insights from Degradation Product Analysis and Compound-Specific Stable Isotope Analysis.” Environmental Science and Technology, № 52 (3): 1225–1233. doi: 10.1021/acs.est.7b04744.
- Beil, SB, Mueller, T, Sillart, SB, Franzmann, P, Bomm, A, Holtkamp, M, Karst, U, Schade, W, and Waldvogel, SR. . “Active Molybdenum-Based Anode for Dehydrogenative Coupling Reactions.” Angewandte Chemie International Edition, № 57 (9): 2450–2454. doi: 10.1002/anie.201712718.
- Bishop, DP, Grossgarten, M, Dietrich, D, Vennemann, A, Cole, N, Sperling, M, Wiemann, M, Doble, PA, and Karst, U. . “Quantitative imaging of translocated silver following nanoparticle exposure by laser ablation-inductively coupled plasma-mass spectrometry (vol 10, pg 836, 2018).” Analytical Methods, № 10 (8): 926. doi: 10.1039/c8ay90014k.
- Bishop, DP, Grossgarten, M, Dietrich, D, Vennemann, A, Cole, N, Sperling, M, Wiemann, M, Doble, PA, and Karst, U. . “Quantitative imaging of translocated silver following nanoparticle exposure by laser ablation-inductively coupled plasma-mass spectrometry.” Analytical Methods, № 10 (8): 836–840. doi: 10.1039/c7ay02294h.
- Pelivan, K, Frensemeier, LM, Karst, U, Koellensperger, G, Heffeter, P, Keppler, BK, and Kowol, CR. . “Comparison of metabolic pathways of different alpha-N-heterocyclic thiosemicarbazones.” Analytical and Bioanalytical Chemistry, № 410 (9): 2343–2361. doi: 10.1007/s00216-018-0889-x.
- Veith, L, Dietrich, D, Vennemann, A, Breitenstein, D, Engelhard, C, Karst, U, Sperling, M, Wiemann, M, and Hagenhoff, B. . “Combination of micro X-ray fluorescence spectroscopy and time-of-flight secondary ion mass spectrometry imaging for the marker-free detection of CeO2 nanoparticles in tissue sections.” Journal of Analytical Atomic Spectrometry, № 33 (3): 491–501. doi: 10.1039/c7ja00325k.
- Berry, JL, Day, DA, Elseberg, T, Palm, BB, Hu, W, Abdelhamid, A, Schroder, JC, Karst, U, Jimenez, JL, and Browne, EC. . “Laser Ablation-Aerosol Mass Spectrometry-Chemical Ionization Mass Spectrometry for Ambient Surface Imaging.” Analytical Chemistry, № 90 (6): 4046–4053. doi: 10.1021/acs.analchem.7b05255.
- Frensemeier, LM, Mayr, J, Koellensperger, G, Keppler, BK, Kowol, CR, and Karst, U. . “Structure elucidation and quantification of the reduction products of anticancer Pt(iv) prodrugs by electrochemistry/mass spectrometry (EC-MS).” Analyst, № 143 (9): 1997–2001. doi: 10.1039/c8an00258d.
- Hucke, A, Park, GY, Bauer, OB, Beyer, G, Koeppen, C, Zeeh, D, Wehe, CA, Sperling, M, Schroeter, R, Kantauskaite, M, Hagos, Y, Karst, U, Lippard, SJ, and Ciarimboli, G. . “Interaction of the New Monofunctional Anticancer Agent Phenanthriplatin With Transporters for Organic Cations.” Frontiers in Chemistry, № 6 doi: 10.3389/fchem.2018.00180.
- Bauer, OB, Koeppen, C, Sperling, M, Schurek, H, Ciarimboli, G, and Karst, U. . “Quantitative Bioimaging of Platinum via Online Isotope Dilution Laser Ablation-Inductively Coupled Plasma Mass Spectrometry.” Analytical Chemistry, № 90 (11): 7033–7039. doi: 10.1021/acs.analchem.8b01429.
- Brokinkel, B, Kroeger, S, Senner, V, Jeibmann, A, Karst, U, and Stummer, W. . “Visualizing protoporphyrin IX formation in the dura tail of meningiomas by mass spectrometry imaging.” Acta Neurochirurgica, № 160 (7): 1433–1437. doi: 10.1007/s00701-018-3488-x.
- Fingerhut, S, Sperling, M, Holling, M, Niederstadt, T, Allkemper, T, Radbruch, A, Heindel, W, Paulus, W, Jeibmann, A, and Karst, U. . “Gadolinium-based contrast agents induce gadolinium deposits in cerebral vessel walls, while the neuropil is not affected: an autopsy study.” Acta Neuropathologica, № 136 (1): 127–138. doi: 10.1007/s00401-018-1857-4.
- Sperling, M, and Karst, U. . “Advances in speciation techniques and methodology.” TrAC - Trends in Analytical Chemistry, № 104 (SI): 1–3. doi: 10.1016/j.trac.2018.04.006.
- Grossgarten, M, Holzlechner, M, Vennemann, A, Balbekova, A, Wieland, K, Sperling, M, Lendl, B, Marchetti-Deschmann, M, Karst, U, and Wiemann, M. . “Phosphonate coating of SiO2 nanoparticles abrogates inflammatory effects and local changes of the lipid composition in the rat lung: a complementary bioimaging study.” Particle and Fibre Toxicology, № 15 doi: 10.1186/s12989-018-0267-z.
- Robert, P, Fingerhut, S, Factor, C, Vives, V, Letien, J, Sperling, M, Rasschaert, M, Santus, R, Ballet, S, Idee, J, Corot, C, and Karst, U. . “One-year Retention of Gadolinium in the Brain: Comparison of Gadodiamide and Gadoterate Meglumine in a Rodent Model.” Radiology, № 288 (2): 424–433. doi: 10.1148/radiol.2018172746.
- Fuchs, J, Aghaei, M, Schachel, TD, Sperling, M, Bogaerts, A, and Karst, U. . “Impact of the Particle Diameter on Ion Cloud Formation from Gold Nanoparticles in ICPMS.” Analytical Chemistry, № 90 (17): 10271–10278. doi: 10.1021/acs.analchem.8b02007.
- Aengenheister, L, Dietrich, D, Sadeghpour, A, Manser, P, Diener, L, Wichser, A, Karst, U, Wick, P, and Buerki-Thurnherr, T. . “Gold nanoparticle distribution in advanced in vitro and ex vivo human placental barrier models.” Journal of Nanobiotechnology, № 16 doi: 10.1186/s12951-018-0406-6.
- Kroger, S, Niehoff, A, Jeibmann, A, Sperling, M, Paulus, W, Stummer, W, and Karst, U. . “Complementary Molecular and Elemental Mass-Spectrometric Imaging of Human Brain Tumors Resected by Fluorescence-Guided Surgery.” Analytical Chemistry, № 90 (20): 12253–12260. doi: 10.1021/acs.analchem.8b03516.
- Mueller-Bomke, S, Sperling, M, Hayen, H, and Karst, U. . “Biolabeling with cobaltocinium tags.” Zeitschrift für Naturforschung B - A Journal of Chemical Sciences, № 73 (11, SI): 781–791. doi: 10.1515/znb-2018-0093.
- Traeger, L, Gallitz, I, Sekhri, R, Baeumer, N, Kuhlmann, T, Kemming, C, Holtkamp, M, Mueller, J, Karst, U, Canonne-Hergaux, F, Muckenthaler, MU, Bloch, DB, Olschewski, A, Bartnikas, TB, and Steinbicker, AU. . “ALK3 undergoes ligand-independent homodimerization and BMP-induced heterodimerization with ALK2.” Free Radical Biology and Medicine, № 129: 127–137. doi: 10.1016/j.freeradbiomed.2018.09.021.
- Lohöfer, F, Hoffmann, L, Buchholz, R, Huber, K, Glinzer, K, Kosanke, K, Feuchtinger, A, Aichler, M, Feuerecker, B, Kaissis, G, Rummeny, EJ, Höltke, C, Faber, C, Schilling, F, Botnar, RM, Walch, AK, Karst, U, and Wildgruber, M. . “Molecular imaging of myocardial infarction with Gadofluorine P – A combined magnetic resonance and mass spectrometry imaging approach.” HELIYON, № Vol. 4 (Article e00606) doi: 10.1016/j.heliyon.2018.e00606.
- OetermannS, R, Vivod, S, Hiessl, J, Hogeback, M, Holtkamp, U, Karst, and A, Steinbuechel. . “Histidine at Position 195 is Essential for Association of Heme-b in Lcp1(VH2).” Earth Systems and Environment, № 2 (1): 5–14. doi: 10.1007/s41748-018-0041-2.
- Hensel, S, Eckey, K, Scharf, P, Megger, N, Karst, U, and Müller, J. . “Excess Electron Transfer through DNA Duplexes Comprising a Metal-Mediated Base Pair.” Chemistry - A European Journal, № 23: 10244–10248. doi: 10.1002/chem.201702241.
- Thyssen, GM; Holtkamp, M; Kaulfürst-Soboll, H; Wehe, CA; Sperling, M; von Schaewen, A; Karst, U. . “Elemental bioimaging by means of LA-ICP-OES: investigation of the calcium, sodium and potassium distribution in tobacco plant stems and leaf petioles.” Metallomics, № 9 (6): 587–804. doi: 10.1039/c7mt00003k.
- Büter, L, Frensemeier, LM, Vogel, M, and Karst, U. . “Dual reductive/oxidative electrochemistry/liquid chromatography/mass spectrometry: Towards peptide and protein modification, separation and identification.” Journal of Chromatography A, № 1479: 153–160. doi: 10.1016/j.chroma.2016.12.008.
- Frensemeier, LM, Büter, L, Vogel, M, and Karst, U. . “Investigation of the oxidative transformation of roxarsone by electrochemistry coupled to hydrophilic interaction liquid chromatography/mass spectrometry.” Journal of Analytical Atomic Spectrometry, № 32 (1): 153–161. doi: 10.1039/c6ja00277c.
- Clases, D., Birka, M., Sperling, M., Faust, A., and Karst, U. . “Isobaric dilution analysis as a calibration tool for long lived radionuclides in ICP-MS.” Journal of Trace Elements in Medicine and Biology, № 40 (null): 97–103. doi: 10.1016/j.jtemb.2017.01.002.
- Wiemann, M., Vennemann, A., Blaske, F., Sperling, M., and Karst, U. . “Silver nanoparticles in the lung: Toxic effects and focal accumulation of silver in remote organs.” Nanomaterials, № 7 (12) doi: 10.3390/nano7120441.
- Groba, S., Guttmann, S., Niemietz, C., Bernick, F., Sauer, V., Hachmöller, O., Karst, U., Zischka, H., Zibert, A., and Schmidt, H. . “Downregulation of hepatic multi-drug resistance protein 1 (MDR1) after copper exposure.” Metallomics, № 9 (9): 1279–1287. doi: 10.1039/c7mt00189d.
- Pelivan, K., Frensemeier, L., Karst, U., Koellensperger, G., Bielec, B., Hager, S., Heffeter, P., Keppler, B., and Kowol, C. . “Understanding the metabolism of the anticancer drug Triapine: Electrochemical oxidation, microsomal incubation and: In vivo analysis using LC-HRMS.” Analyst, № 142 (17): 3165–3176. doi: 10.1039/c7an00902j.
- Mahmoud, N., Alkilany, A., Dietrich, D., Karst, U., Al-Bakri, A., and Khalil, E. . “Preferential accumulation of gold nanorods into human skin hair follicles: Effect of nanoparticle surface chemistry.” Journal of Colloid and Interface Science, № 503 (null): 95–102. doi: 10.1016/j.jcis.2017.05.011.
- Dierkes, T., Seidel, S., Benndorf, C., Heletta, L., de Oliveira, Junior M., Holtkamp, M., Karst, U., Block, T., Jüstel, T., Eckert, H., and Pöttgen, R. . “Mixed europium valence in Eu0.937Ba8[BN2]6 – Structure and spectroscopic behavior.” Solid State Sciences, № 70 (null): 86–92. doi: 10.1016/j.solidstatesciences.2017.06.002.
- Hachmöller, O., Aichler, M., Schwamborn, K., Lutz, L., Werner, M., Sperling, M., Walch, A., and Karst, U. . “Investigating the influence of standard staining procedures on the copper distribution and concentration in Wilson's disease liver samples by laser ablation-inductively coupled plasma-mass spectrometry.” Journal of Trace Elements in Medicine and Biology, № 44 (null): 71–75. doi: 10.1016/j.jtemb.2017.06.002.
- Willach, S., Lutze, H., Eckey, K., Löppenberg, K., Lüling, M., Terhalle, J., Wolbert, J., Jochmann, M., Karst, U., and Schmidt, T. . “Degradation of sulfamethoxazole using ozone and chlorine dioxide - Compound-specific stable isotope analysis, transformation product analysis and mechanistic aspects.” Water Research, № 122 (null): 280–289. doi: 10.1016/j.watres.2017.06.001.
- Hachmöller, O., Zibert, A., Zischka, H., Sperling, M., Groba, S., Grünewald, I., Wardelmann, E., Schmidt, H., and Hartmut, H. . “Spatial investigation of the elemental distribution in Wilson's disease liver after D-penicillamine treatment by LA-ICP-MS.” Journal of Trace Elements in Medicine and Biology, № 44 (null): 26–31. doi: 10.1016/j.jtemb.2017.05.008.
- Vásquez-Céspedes, S., Holtkamp, M., Karst, U., and Glorius, F. . “Reusable and Magnetic Palladium and Copper Oxide Catalysts in Direct ortho and meta Arylation of Anilide Derivatives.” SYNLETT, № 28 (null): 2754–2759. doi: 10.1055/s-0036-1589007.
- Lorenz, C., Wicht, A., Guluzada, L., Crone, B., Karst, U., Lee, H., Triebskorn, R., Haderlein, S., Huhn, C., and Köhler, H. . “Nano-sized zeolites as modulators of thiacloprid toxicity on Chironomus riparius.” PeerJ, № 2017 (7) doi: 10.7717/peerj.3525.
- Lorenz, C., Wicht, A., Guluzada, L., Luo, L., Jäger, L., Crone, B., Karst, U., Triebskorn, R., Liang, Y., Anwander, R., Haderlein, S., Huhn, C., and Köhler, H. . “Nano-sized Al2O3 reduces acute toxic effects of thiacloprid on the non-biting midge Chironomus riparius.” PloS one, № 12 (5) doi: 10.1371/journal.pone.0176356.
- Niehoff, A., Klasen, T., Schmidt, R., Palmes, D., Faber, C., Karst, U., and Hadrian, R. . “Investigating the lymphatic system by dual-color elemental mass spectrometry imaging.” Contrast Media and Molecular Imaging, № 2017 (null) doi: 10.1155/2017/4035721.
- Muoth, C., Großgarten, M., Karst, U., Ruiz, J., Astruc, D., Moya, S., Diener, L., Grieder, K., Wichser, A., Jochum, W., Wick, P., and Buerki-Thurnherr, T. . “Impact of particle size and surface modification on gold nanoparticle penetration into human placental microtissues.” Nanomedicine: Nanotechnology, Biology and Medicine, № 12 (10): 1119–1133. doi: 10.2217/nnm-2017-0428.
- Aschner, M., Palinski, C., Sperling, M., Karst, U., Schwerdtle, T., and Bornhorst, J. . “Imaging metals in: Caenorhabditis elegans.” Metallomics, № 9 (4): 357–364. doi: 10.1039/c6mt00265j.
- Wigger, T., Seidel, A., and Karst, U. . “Electrochemistry coupled to (LC-)MS for the simulation of oxidative biotransformation reactions of PAHs.” Chemosphere, № 176 (null): 202–211. doi: 10.1016/j.chemosphere.2017.02.128.
- Csepanyi, E., Szabados-Furjesi, P., Kiss-Szikszai, A., Frensemeier, L., Karst, U., Lekli, I., Haines, D., Tosaki, A., and Bak, I. . “Antioxidant properties and oxidative transformation of different chromone derivatives.” Molecules, № 22 (4) doi: 10.3390/molecules22040588.
- Roscher, J, Vogel, M, and Karst, U. . “Identification of ultraviolet transformation products of diclofenac by means of liquid chromatography and mass spectrometry.” Journal of Chromatography A, № 1457: 59–65. doi: 10.1016/j.chroma.2016.06.027.
- Niehoff, A., Schulz, J., Soltwisch, J., Meyer, S., Kettling, H., Sperling, M., Jeibmann, A., Dreisewerd, K., Francesconi, K., Schwerdtle, T., and Karst, U. . “Imaging by Elemental and Molecular Mass Spectrometry Reveals the Uptake of an Arsenolipid in the Brain of Drosophila melanogaster.” Analytical Chemistry, № 88 (10): 5258–5263. doi: 10.1021/acs.analchem.6b00333.
- Niehoff, AC, Wachsmuth, L, Schmid, F, Sperling, M, Faber, C, and Karst, U. . “Quantification of Manganese Enhanced Magnetic Resonance Imaging based on Spatially Resolved Elemental Mass Spectrometry.” Chemistryselect, № 1 (2): 264–266. doi: 10.1002/slct.201600058.
- Fittschen, U, Zorba, V, Igne, B, Ostendorf, R, Baker, M, Karst, U, and Asher, SA. . “Spectroscopy in Real-World Applications: Current Trends in XRF, LIBS, NIR, QCLs, FT-IR, ICP-MS, and Raman.” Spectroscopy, № 31 (8): 8.
- Niehoff, A., Grünebaum, J., Moosmann, A., Mulac, D., Söbbing, J., Niehaus, R., Buchholz, R., Kröger, S., Wiehe, A., Wagner, S., Sperling, M., von Briesen, H., Langer, K., and Karst, U. . “Quantitative bioimaging of platinum group elements in tumor spheroids.” Analytica Chimica Acta, № 938 (null): 106–113. doi: 10.1016/j.aca.2016.07.021.
- Bishop, D., Clases, D., Fryer, F., Williams, E., Wilkins, S., Hare, D., Cole, N., Karst, U., and Doble, P. . “Elemental bio-imaging using laser ablation-triple quadrupole-ICP-MS.” Journal of Analytical Atomic Spectrometry, № 31 (1): 197–202. doi: 10.1039/c5ja00293a.
- Simon, H., Hoffmann, G., Hübner, F., Humpf, H., and Karst, U. . “Electrochemical simulation of metabolic reactions of the secondary fungal metabolites alternariol and alternariol methyl ether.” Analytical and Bioanalytical Chemistry, № null (null): 1–13. doi: 10.1007/s00216-016-9344-z.
- Birka, M., Wehe, C., Hachmöller, O., Sperling, M., and Karst, U. . “Tracing gadolinium-based contrast agents from surface water to drinking water by means of speciation analysis.” Journal of Chromatography A, № 1440 (null): 105–111. doi: 10.1016/j.chroma.2016.02.050.
- Birka, M., Roscher, J., Holtkamp, M., Sperling, M., and Karst, U. . “Investigating the stability of gadolinium based contrast agents towards UV radiation.” Water Research, № 91 (null): 244–250. doi: 10.1016/j.watres.2016.01.012.
- Hogeback, J., Schwarzer, M., Wehe, C., Sperling, M., and Karst, U. . “Investigating the adduct formation of organic mercury species with carbonic anhydrase and hemoglobin from human red blood cell hemolysate by means of LC/ESI-TOF-MS and LC/ICP-MS.” Metallomics, № 8 (1): 101–107. doi: 10.1039/c5mt00186b.
- Birka, M., Wehe, C., Telgmann, L., Sperling, M., and Karst, U. . “ICPMS for environmental and bioimaging research.” Spectroscopy (Santa Monica), № 31 (1): 36–37.
- Hachmöller, O., Aichler, M., Schwamborn, K., Lutz, L., Werner, M., Sperling, M., Walch, A., and Karst, U. . “Element bioimaging of liver needle biopsy specimens from patients with Wilson's disease by laser ablation-inductively coupled plasma-mass spectrometry.” Journal of Trace Elements in Medicine and Biology, № 35 (null): 97–102. doi: 10.1016/j.jtemb.2016.02.001.
- Wiese, C., Große, Maestrup E., Galla, F., Schepmann, D., Hiller, A., Fischer, S., Ludwig, F., Deuther-Conrad, W., Donat, C., Brust, P., Büter, L., Karst, U., and Wünsch, B. . “Comparison of in Silico, Electrochemical, in Vitro and in Vivo Metabolism of a Homologous Series of (Radio)fluorinated σ1Receptor Ligands Designed for Positron Emission Tomography.” ChemMedChem, № 11 (21): 2445–2458. doi: 10.1002/cmdc.201600366.
- Hachmöller, O., Buzanich, A., Aichler, M., Radtke, M., Dietrich, D., Schwamborn, K., Lutz, L., Werner, M., Sperling, M., Walch, A., and Karst, U. . “Elemental bioimaging and speciation analysis for the investigation of Wilson's disease using μxRF and XANES.” Metallomics, № 8 (7): 648–653. doi: 10.1039/c6mt00001k.
- Hogeback, J, Schwarzer, M, Wehe, CA, Sperling, M, and Karst, U. . “Investigating the adduct formation of organic mercury species with carbonic anhydrase and hemoglobin from human red blood cell hemolysate by means of LC/ESI-TOF-MS and LC/ICP-MS.” Metallomics, № 8 (1): 101–107. doi: 10.1039/c5mt00186b.
- Hachmöller, O, Aichler, M, Schwamborn, K, Lutz, L, Werner, M, Sperling, M, Walch, A, and Karst, U. . “Element bioimaging of liver needle biopsy specimens from patients with Wilson's disease by laser ablation-inductively coupled plasma-mass spectrometry.” Journal of Trace Elements in Medicine and Biology, № 35: 97–102. doi: 10.1016/j.jtemb.2016.02.001.
- Lagojda, A, Kuehne, D, Krug, O, Thomas, A, Wigger, T, Karst, U, Schanzer, W, and Thevis, M. . “Identification of selected in vitro-generated phase-I metabolites of the steroidal selective androgen receptor modulator MK-0773 for doping control purposes.” European Journal of Mass Spectrometry, № 22 (2): 49–59. doi: 10.1255/ejms.1415.
- van den, Brink F TG, Wigger, T, Ma, LW, Odijk, M, Olthuis, W, Karst, U, and van den, Berg A. . “Oxidation and adduct formation of xenobiotics in a microfluidic electrochemical cell with boron doped diamond electrodes and an integrated passive gradient rotation mixer.” Lab on a Chip, № 16 (20): 3990–4001. doi: 10.1039/c6lc00708b.
- Simon, H, Hoffmann, G, Hubner, F, Humpf, HU, and Karst, U. . “Electrochemical simulation of metabolic reactions of the secondary fungal metabolites alternariol and alternariol methyl ether.” Analytical and Bioanalytical Chemistry, № 408 (10): 2471–2483.
- Van Den, Brink F., Büter, L., Odijk, M., Olthuis, W., Karst, U., and Van Den, Berg A. . “Mass spectrometric detection of short-lived drug metabolites generated in an electrochemical microfluidic chip.” Analytical Chemistry, № 87 (3): 1527–1535. doi: 10.1021/ac503384e.
- Steingrobe, T., Niehoff, A., Franze, B., Lenhard, D., Pietsch, H., Engelhard, C., Karst, U., and Buscher, W. . “Laser ablation low-flow ICP-MS for elemental bioimaging.” Journal of Analytical Atomic Spectrometry, № 30 (10): 2120–2124. doi: 10.1039/c5ja00199d.
- Crone, B., Aschner, M., Schwerdtle, T., Karst, U., and Bornhorst, J. . “Elemental bioimaging of Cisplatin in Caenorhabditis elegans by LA-ICP-MS.” Metallomics, № 7 (7): 1189–1195. doi: 10.1039/c5mt00096c.
- Bischoff, R., and Karst, U. . “Electrochemistry-mass spectrometry: Fundamentals and applications in pharmaceutical and environmental sciences.” TrAC - Trends in Analytical Chemistry, № 70 (null): 3. doi: 10.1016/j.trac.2015.04.008.
- Büter, L., Faber, H., Wigger, T., Vogel, M., and Karst, U. . “Differential Protein Labeling Based on Electrochemically Generated Reactive Intermediates.” Analytical Chemistry, № 87 (19): 9931–9938. doi: 10.1021/acs.analchem.5b02497.
- Ricciardi, R., Huskens, J., Holtkamp, M., Karst, U., and Verboom, W. . “Dendrimer-encapsulated palladium nanoparticles for continuous-flow Suzuki-Miyaura cross-coupling reactions.” ChemCatChem, № 7 (6): 936–942. doi: 10.1002/cctc.201500017.
- Römpp, A., and Karst, U. . “Current trends in mass spectrometry imaging mass spectrometry imaging.” Analytical and Bioanalytical Chemistry, № 407 (8): 2023–2025. doi: 10.1007/s00216-015-8479-7.
- Thevis, M., Lagojda, A., Kuehne, D., Thomas, A., Dib, J., Hansson, A., Hedeland, M., Bondesson, U., Wigger, T., Karst, U., and Schänzer, W. . “Characterization of a non-approved selective androgen receptor modulator drug candidate sold via the Internet and identification of in vitro generated phase-I metabolites for human sports drug testing.” Rapid Communications in Mass Spectrometry, № 29 (11): 991–999. doi: 10.1002/rcm.7189.
- Büter, L., Vogel, M., and Karst, U. . “Adduct formation of electrochemically generated reactive intermediates with biomolecules.” TrAC - Trends in Analytical Chemistry, № 70 (null): 74–91. doi: 10.1016/j.trac.2015.03.009.
- Köppen, C., Reifschneider, O., Castanheira, I., Sperling, M., Karst, U., and Ciarimboli, G. . “Quantitative imaging of platinum based on laser ablation-inductively coupled plasma-mass spectrometry to investigate toxic side effects of cisplatin.” Metallomics, № 7 (12): 1595–1603. doi: 10.1039/c5mt00226e.
- Niehoff, A., Bauer, O., Kröger, S., Fingerhut, S., Schulz, J., Meyer, S., Sperling, M., Jeibmann, A., Schwerdtle, T., and Karst, U. . “Quantitative Bioimaging to Investigate the Uptake of Mercury Species in Drosophila melanogaster.” Analytical Chemistry, № 87 (20): 10392–10396. doi: 10.1021/acs.analchem.5b02500.
- Mak, C., Wehe, C., Sperling, M., and Karst, U. . “Identification and quantification of electrochemically generated metabolites of thyroxine by means of liquid chromatography/electrospray-mass spectrometry and countergradient liquid chromatography/inductively coupled plasma-mass spectrometry.” Journal of Chromatography A, № 1419 (null): 81–88. doi: 10.1016/j.chroma.2015.09.076.
- Wehe, C., Thyssen, G., Herdering, C., Raj, I., Ciarimboli, G., Sperling, M., and Karst, U. . “Elemental Bioimaging by Means of Fast Scanning Laser Ablation-Inductively Coupled Plasma-Mass Spectrometry.” Journal of The American Society for Mass Spectrometry, № 26 (8): 1274–1282. doi: 10.1007/s13361-015-1141-y.
- Birka, M., Wentker, K., Lusmöller, E., Arheilger, B., Wehe, C., Sperling, M., Stadler, R., and Karst, U. . “Diagnosis of Nephrogenic Systemic Fibrosis by means of Elemental Bioimaging and Speciation Analysis.” Analytical Chemistry, № 87 (6): 3321–3328. doi: 10.1021/ac504488k.
- Karst, U., and Sperling, M. . “2015 European Winter Conference on Plasma Spectrochemistry.” Journal of Analytical Atomic Spectrometry, № 30 (10): 2035–2037. doi: 10.1039/c5ja90044a.
- Niehaus, R, Sperling, M, and Karst, U. . “Study on aerosol characteristics and fractionation effects of organic standard materials for bioimaging by means of LA-ICP-MS.” Journal of Analytical Atomic Spectrometry, № 30 (10): 2056–2065. doi: 10.1039/C5JA00221D.
- Nowak, S, Karst, U, and Buscher, W. . “Low gas flow inductively coupled plasma optical emission spectrometry for the analysis of food and body fluids samples.” contributed to the European Winter Conference on Plasma Spectrochemistry - EWCPS 2015, Münster
- Nowak, S, Künnemeyer, J, Terborg, L, Trümpler, S, Günsel, A, Wiesmüller, GA, Karst, U, and Buscher, W. . “Analysis of Whole Blood Samples with Low Gas Flow Inductively Coupled Plasma Optical Emission Spectrometry.” Analytical and Bioanalytical Chemistry, № 407 (3 / ABCs 13th Anniversary Topical Collection): 1023–1026. doi: 10.1007/s00216-014-8161-5.
- Schmidt, R, Nippe, N, Strobel, K, Masthoff, M, Reifschneider, O, Castelli, DD, Höltke, C, Aime, S, Karst, U, Sunderkötter, C, Bremer, C, and Faber, C. . “Highly Shifted Proton MR Imaging: Cell Tracking by Using Direct Detection of Paramagnetic Compounds.” Radiology, № 272 (3): 132056. doi: 10.1148/radiol.14132056.
- Wehe, CA, Pieper, I, Holtkamp, M, Thyssen, GM, Sperling, M, Schwerdtle, T, and Karst, U. . “On-line species-unspecific isotope dilution analysis in the picomolar range reveals the time- and species-depending mercury uptake in human astrocytes.” Analytical and Bioanalytical Chemistry, № 406 (7): 1909–16. doi: 10.1007/s00216-013-7608-4.
- Bornhorst, J., Chakraborty, S., Meyer, S., Lohren, H., Große, Brinkhaus S., Knight, A., Caldwell, K., Caldwell, G., Karst, U., Schwerdtle, T., Bowman, A., and Aschner, M. . “The effects of pdr1, djr1.1 and pink1 loss in manganese-induced toxicity and the role of α-synuclein in C. elegans.” Metallomics, № 6 (3): 476–490. doi: 10.1039/c3mt00325f.
- Pieper, I., Wehe, C., Bornhorst, J., Ebert, F., Leffers, L., Holtkamp, M., Höseler, P., Weber, T., Mangerich, A., Bürkle, A., Karst, U., and Schwerdtle, T. . “Mechanisms of Hg species induced toxicity in cultured human astrocytes: Genotoxicity and DNA-damage response.” Metallomics, № 6 (3): 662–671. doi: 10.1039/c3mt00337j.
- Faber, H., Lutze, H., Lareo, P., Frensemeier, L., Vogel, M., Schmidt, T., and Karst, U. . “Liquid chromatography/mass spectrometry to study oxidative degradation of environmentally relevant pharmaceuticals by electrochemistry and ozonation.” Journal of Chromatography A, № 1343 (null): 152–159. doi: 10.1016/j.chroma.2014.03.081.
- Große, Brinkhaus S., Bornhorst, J., Chakraborty, S., Wehe, C., Niehaus, R., Reifschneider, O., Aschner, M., and Karst, U. . “Elemental bioimaging of manganese uptake in C. elegans.” Metallomics, № 6 (3): 617–621. doi: 10.1039/c3mt00334e.
- Faber, H., Vogel, M., and Karst, U. . “Electrochemistry/mass spectrometry as a tool in metabolism studies-A review.” Analytica Chimica Acta, № 834 (1): 9–21. doi: 10.1016/j.aca.2014.05.017.
- Wehe, C., Niehoff, A., Thyssen, G., Sperling, M., and Karst, U. . “Rapid cell mode switching and dual laser ablation inductively coupled plasma mass spectrometry for elemental bioimaging.” Rapid Communications in Mass Spectrometry, № 28 (23): 2627–2635. doi: 10.1002/rcm.7054.
- Trümpler, S, Meermann, B, Nowak, S, Wiesmüller, G.A, Buscher, W, Karst, U, and Sperling, M. . “In vitro study of thimerosal reactions in human whole blood.” J. Chromatogr. A., № 28 (2): 125–130. doi: 10.1016/j.jtemb.2014.01.006.
- Reifschneider, O., Schutz, C.L., Brochhausen, C., Hampel, G., Ross, T., Sperling, M., and Karst, U. . “Quantitative bioimaging of p-boronophenylalanine in thin liver tissue sections as a tool for treatment planning in boron neutron capture therapy.” Analytical and Bioanalytical Chemistry, № null (null) doi: 10.1007/s00216-014-8012-4.
- Blaske, F., Reifschneider, O., Gosheger, G., Wehe, C.A., Sperling, M., Karst, U., Hauschild, G., and Holl, S. . “Elemental bioimaging of nanosilver-coated prostheses using X-ray fluorescence spectroscopy and laser ablation-inductively coupled plasma-mass spectrometry.” Analytical Chemistry, № 86 (1): 615–620. doi: 10.1021/ac4028577.
- Wehe, C.A., Beyer, G., Sperling, M., Ciarimboli, G., and Karst, U. . “Assessing the intracellular concentration of platinum in medulloblastoma cell lines after Cisplatin incubation.” Journal of Trace Elements in Medicine and Biology, № 28 (2): 166–172. doi: 10.1016/j.jtemb.2014.01.001.
- Nowak, S, Gesell, M, Holtkamp, M, Sperling, M, Karst, U, and Buscher, W. . “Low Gas Flow Inductively Coupled Plasma Optical Emission Spectrometry for the Analysis of Food Samples after Microwave Digestion.” Talanta, № 129: 575–578. doi: 10.1016/j.talanta.2014.06.045.
- Trümpler, S, Meermann, B, Nowak, S, Buscher, W, Karst, U, and Sperling, M. . “In Vitro Study of Thimerosal Reactions in Human Whole Blood and Plasma Surrogate Samples.” Journal of Trace Elements in Medicine and Biology, № 28 (2): 125–130. doi: 10.1016/j.jtemb.2014.01.006.
- Niehoff, A.-C., Moosmann, A., Söbbing, J., Wiehe, A., Mulac, D., Wehe, C.A., Reifschneider, O., Blaske, F., Wagner, S., Sperling, M., von Briesen, H., Langer, K., and Karst, U. . “A palladium label to monitor nanoparticle-assisted drug delivery of a photosensitizer into tumor spheroids by elemental bioimaging.” Metallomics, № 6 (1): 77–81. doi: 10.1039/c3mt00223c.
- Terborg, L, Weber, S, Passerini, S, Winter, M, Karst, U, and Nowak, S. . “Development of gas chromatographic methods for the analyses of organic carbonate-based electrolytes.” Journal of Power Sources, № 245: 836–840. doi: 10.1016/j.jpowsour.2013.07.030.
- Telgmann, L, Sperling, M, and Karst, U. . “Determination of gadolinium-based MRI contrast agents in biological and environmental samples: a review.” Analytica Chimica Acta, № 764: 1–16. doi: 10.1016/j.aca.2012.12.007.
- Jahn, S., Beuck, S., Möller, I., Thevis, M., and Karst, U. . “Using electrochemistry for metabolite simulation and synthesis in preventive doping research: Application to the Rycal S107 and the PPARδ-agonist GW1516.” Analytical Methods, № 5 (5): 1214–1224. doi: 10.1039/c2ay00030j.
- Van Den, Brink F., Büter, L., Odijk, M., Olthuis, W., Karst, U., and Van Den, Berg A. . “Phase 1 and 2 drug metabolites generated using a miniaturized electrochemical cell with an attached ESI needle.” in Vol. 1 N/A: Selbstverlag / Eigenverlag.
- Baumann, A., Pfeifer, T., Melles, D., and Karst, U. . “Investigation of the biotransformation of melarsoprol by electrochemistry coupled to complementary LC/ESI-MS and LC/ICP-MS analysis.” Analytical and Bioanalytical Chemistry, № 405 (15): 5249–5258. doi: 10.1007/s00216-013-6929-7.
- Melles, D., Vielhaber, T., Baumann, A., Zazzeroni, R., and Karst, U. . “In chemico evaluation of skin metabolism: Investigation of eugenol and isoeugenol by electrochemistry coupled to liquid chromatography and mass spectrometry.” Journal of Chromatography B, № null (null): 106–112. doi: 10.1016/j.jchromb.2012.12.004.
- Munirathinam, R., Ricciardi, R., Egberink, R., Huskens, J., Holtkamp, M., Wormeester, H., Karst, U., and Verboom, W. . “Gallium-containing polymer brush film as efficient supported Lewis acid catalyst in a glass microreactor.” Beilstein Journal of Organic Chemistry, № 9 (null): 1698–1704. doi: 10.3762/bjoc.9.194.
- Hoerr, V., Tuchscherr, L., Huve, J., Nippe, N., Loser, K., Glyvuk, N., Tsytsyura, Y., Holtkamp, M., Sunderkotter, C., Karst, U., Klingauf, J., Peters, G., Loffler, B., and Faber, C. . “Bacteria tracking by in vivo magnetic resonance imaging.” BMC Biology, № 11 (63) doi: 10.1186/1741-7007-11-63.
- Sperling, M., and Karst, U. . “Metallomics: An emerging interdisciplinary science.” Analytical and Bioanalytical Chemistry, № 405 (6): 1289–1290. doi: 10.1007/s00216-012-6619-x.
- Reifschneider, O., Wehe, C.A., Diebold, K., Becker, C., Sperling, M., and Karst, U. . “Elemental bioimaging of haematoxylin and eosin-stained tissues by laser ablation ICP-MS.” Journal of Analytical Atomic Spectrometry, № 28 (7): 989–993. doi: 10.1039/c3ja50046b.
- Blaske, F., Stork, L., Sperling, M., and Karst, U. . “Adduct formation of ionic and nanoparticular silver with amino acids and glutathione.” Journal of Nanoparticle Research, № 15 (9) doi: 10.1007/s11051-013-1928-3.
- Reifschneider, O., Wehe, C.A., Raj, I., Ehmcke, J., Ciarimboli, G., Sperling, M., and Karst, U. . “Quantitative bioimaging of platinum in polymer embedded mouse organs using laser ablation ICP-MS.” Metallomics, № 5 (10): 1440–1447. doi: 10.1039/c3mt00147d.
- Herdering, C., Wehe, C.A., Reifschneider, O., Raj, I., Ciarimboli, G., Diebold, K., Becker, C., Sperling, M., and Karst, U. . “Laser ablation based bioimaging with simultaneous elemental and molecular mass spectrometry: Towards spatially resolved speciation analysis.” Rapid Communications in Mass Spectrometry, № 27 (23): 2588–2594. doi: 10.1002/rcm.6726.
- Herdering, C., Reifschneider, O., Wehe, C.A., Sperling, M., and Karst, U. . “Ambient molecular imaging by laser ablation atmospheric pressure chemical ionization mass spectrometry.” Rapid Communications in Mass Spectrometry, № 27 (23): 2595–2600. doi: 10.1002/rcm.6727.
- Terborg, L, Weber, S, Blaske, F, Passerini, S, Winter, M, Karst, U, and Nowak, S. . “Investigation of thermal aging and hydrolysis mechanisms in commercial lithium ion battery electrolyte.” Journal of Power Sources, № 242 (null): 832–837. doi: 10.1016/j.jpowsour.2013.05.125.
- Holtkamp, M, Elseberg, T, Wehe, CA, Sperling, M, and Karst, U. . “Complexation and oxidation strategies for improved TXRF determination of mercury in vaccines.” J. Anal. At. Spectrom., № 28: 719–723. doi: 10.1039/C3JA00002H.
- Simon, H., Wehe, C.A., Pajaziti, B., Heinrich, L., and Karst, U. . “Simultaneous electrochemical oxidation/ionization of a selenoxanthene revealed by on-line electrospray-high resolution mass spectrometry.” Electrochimica Acta, № 111 (null): 324–331. doi: 10.1016/j.electacta.2013.08.070.
- Stange, R., Kronenberg, D., Timmen, M., Everding, J., Hidding, H., Eckes, B., Hansen, U., Holtkamp, M., Karst, U., Pap, T., and Raschke, M.J. . “Age-related bone deterioration is diminished by disrupted collagen sensing in integrin α2β1 deficient mice.” Bone, № 56 (1): 48–54. doi: 10.1016/j.bone.2013.05.003.
- Brauckmann, C, Wehe, CA, Kieshauer, M, Lanvers-Kaminsky, C, Sperling, M, and Karst, U. . “The interaction of platinum-based drugs with native biologically relevant proteins.” Analytical and Bioanalytical Chemistry, № 405 (6): 1855–1864. doi: 10.1007/s00216-012-6410-z.
- Jahn, S., and Karst, U. . “Electrochemistry coupled to (liquid chromatography/) mass spectrometry-Current state and future perspectives.” Journal of Chromatography A, № 1259 (null): 16–49. doi: 10.1016/j.chroma.2012.05.066.
- Nowak, S, Terborg, L, Karst, U, Passerini, S, and Winter, M. . “INVESTIGATIONS ON IONIC LIQUIDS BY MEANS OF IC, IC/ICP-OES AND IC/ESI-MS.” contributed to the 24th International Ion Chromatography Symposium, Berlin
- Nowak, S, Terborg, L, Künnemeyer, J, Karst, U, and Buscher, W. . “Robustness Study of the Static High Sensitivity ICP (SHIP) for the Analysis of Samples containing Organic Solvents.” contributed to the 6th Nordic Conference on Plasma Spectrochemistry, Loen
- Nowak, S, Terborg, L, Karst, U, Passerini, S, and Winter, M. . “Expanding the possibilities of gas chromatographic investigation for lithium ion batteries.” contributed to the 4. Kraftwerk Batterie Fachtagung, Münster
- Nowak, S, Terborg, L, Karst, U, Passerini, S, and Winter, M. . “Investigation of decomposition products in the lithium ion battery electrolyte system.” contributed to the 4. Kraftwerk Batterie Fachtagung, Münster
- Telgmann, L, Wehe, CA, Birka, M, Kunnemeyer, J, Nowak, S, Sperling, M, and Karst, U. . “Speciation and isotope dilution analysis of gadolinium-based contrast agents in wastewater.” Environmental Science and Technology, № 46 (21): 11929–11936. doi: 10.1021/es301981z.
- Jahn, S, Lohmann, W, Bomke, S, Baumann, A, and Karst, U. . “A ferrocene-based reagent for the conjugation and quantification of reactive metabolites.” Analytical and Bioanalytical Chemistry, № 402 (1): 461–471.
- Bornhorst, J, Ebert, F, Lohren, H, Humpf, HU, Karst, U, and Schwerdtle, T. . “Effects of manganese and arsenic species on the level of energy related nucleotides in human cells.” Metallomics, № 4 (3): 297–306.
- Albert, A, Brauckmann, C, Blaske, F, Sperling, M, Engelhard, C, and Karst, U. . “Speciation analysis of the antirheumatic agent Auranofin and its thiol adducts by LC/ESI-MS and LC/ICP-MS.” Journal of Analytical Atomic Spectrometry, № 27 (6): 975–981.
- Holtkamp, M, Wehe, CA, Blaske, F, Holtschulte, C, Sperling, M, and Karst, U. . “Nitrogen purged TXRF for the quantification of silver and palladium.” Journal of Analytical Atomic Spectrometry, № 27: 1799–1802. doi: 10.1039/c2ja30117b.
- Terborg, L, Nowak, S, Passerini, S, Winter, M, Karst, U, Haddad, PR, and Nesterenko, PN. . “Ion chromatographic determination of hydrolysis products of hexafluorophosphate salts in aqueous solution.” Analytica Chimica Acta, № 714: 121–126.
- Eissing, A, Fischer, D, Rauch, I, Baumann, A, Schebb, NH, Karst, U, Rose, K, Klumpp, S, and Krieglstein, J. . “Acetylcholine content and viability of cholinergic neurons are influenced by the activity of protein histidine phosphatase.” BMC Neuroscience, № 13
- Melles, D, Vielhaber, T, Baumann, A, Zazzeroni, R, and Karst, U. . “Electrochemical oxidation and protein adduct formation of aniline: a liquid chromatography/mass spectrometry study.” Analytical and Bioanalytical Chemistry, № 403 (2): 377–384.
- Faber, H, Melles, D, Brauckmann, C, Wehe, CA, Wentker, K, and Karst, U. . “Simulation of the oxidative metabolism of diclofenac by electrochemistry-liquid chromatography-mass spectrometry.” Analytical and Bioanalytical Chemistry, № 403 (2): 345–354.
- Vogel, M, and Karst, U. . “Electrochemistry-mass spectrometry: an emerging hyphenated technique for bioanalysis.” Analytical and Bioanalytical Chemistry, № 403 (2): 333–334.
- Bornhorst, J, Wehe, CA, Huwel, S, Karst, U, Galla, HJ, and Schwerdtle, T. . “Impact of Manganese on and Transfer across Blood-Brain and Blood-Cerebrospinal Fluid Barrier in Vitro.” Journal of Biological Chemistry, № 287 (21): 17140–17151.
- Telgmann, L, Faber, H, Jahn, S, Melles, D, Simon, H, Sperling, M, and Karst, U. . “Identification and quantification of potential metabolites of Gd-based contrast agents by electrochemistry/separations/mass spectrometry.” Journal of Chromatography A, № 1240: 147–155.
- Jahn, S, Faber, H, Zazzeroni, R, and Karst, U. . “Electrochemistry/mass spectrometry as a tool in the investigation of the potent skin sensitizer p-phenylenediamine and its reactivity toward nucleophiles.” Rapid Communications in Mass Spectrometry, № 26 (12): 1453–1464.
- Jahn, S, Faber, H, Zazzeroni, R, and Karst, U. . “Electrochemistry/liquid chromatography/mass spectrometry to demonstrate irreversible binding of the skin allergen p-phenylenediamine to proteins.” Rapid Communications in Mass Spectrometry, № 26 (12): 1415–1425.
- Jahn, S, and Karst, U. . “Electrochemistry coupled to liquid chromatography/mass spectrometry - Current state and future perspectives.” Journal of Chromatography A, № 1259: 16–49.
- Simon, H, Melles, D, Jacquoilleot, S, Sanderson, P, Zazzeroni, R, and Karst, U. . “Combination of Electrochemistry and Nuclear Magnetic Resonance Spectroscopy for Metabolism Studies.” Analytical Chemistry, № 84 (20): 8777–8782.
- Telgmann, L, Wehe, CA, Kunnemeyer, J, Bulter, AC, Sperling, M, and Karst, U. . “Speciation of Gd-based MRI contrast agents and potential products of transmetalation with iron ions or parenteral iron supplements.” Analytical and Bioanalytical Chemistry, № 404 (8): 2133–2141.
- Jahn, S, Seiwert, B, Kretzing, S, Abraham, G, Regenthal, R, and Karst, U. . “Metabolic studies of the Amaryllidaceous alkaloids galantamine and lycorine based on electrochemical simulation in addition to in vivo and in vitro models.” Analytica Chimica Acta, № 756: 60–72.
- Veldboer, K, Schürmann, T, Vogel, M, Wiemhöfer, H-D, and Karst, U. . “Liquid chromatography/electrospray time-of-flight mass spectrometry for the characterisation of cyclic phosphazenes.” Rapid Communications in Mass Spectrometry, № 25 (1): 147–154. doi: 10.1002/rcm.4837.
- Wehe, CA, Bornhorst, J, Holtkamp, M, Sperling, M, Galla, H-J, Schwerdtle, T, and Karst, U. . “Fast and low sample consuming quantification of manganese in cell nutrient solutions by flow injection ICP-QMS.” Metallomics, № 3 (12): 1291–1296. doi: 10.1039/c1mt00170a.
- Janzen, R, Schwarzer, M, Sperling, M, Vogel, M, Schwerdtle, T, and Karst, U. . “Adduct formation of Thimerosal with human and rat hemoglobin: a study using liquid chromatography coupled to electrospray time-of-flight mass spectrometry (LC/ESI-TOF-MS).” Metallomics, № 3 (8): 847–52. doi: 10.1039/c1mt00043h.
- Terborg, L, Nowak, S, Passerini, S, Winter, M, Karst, U, Haddad, PR, and Nesterenko, PN. . “Ion Chromatographic Determination of Hydrolysis Products of Hexafluorophosphate Salts in Aqueous Solution.” Analytica Chimica Acta, № 714: 121–126. doi: 10.1016/j.aca.2011.11.056.
- Bartel, M, Leffers, L, Schwarzer, M, Nollen, MC, Karst, U, and Schwerdtle, T. . “Synthesis and analysis of new arsenic metabolites.” in Monographs of the Society for Minerals and Trace Elements, edited by W Windsch. München: Utzverlag.
- Nowak, S, Terborg, L, Karst, U, Passerini, S, and Winter, M. . “Investigation of the decomposition products of lithium hexafluorophosphate by IC/ICP-OES and IC/ESI-MS.” contributed to the 6. Conference über Ionenanalytik, Berlin
- Nowak, S, Terborg, L, Karst, U, Passerini, S, and Winter, M. . “GC-MS and Headspace Methods for Investigations of Electrolyte Systems in Lithium Ion Batteries.” contributed to the GDCh-Wissenschaftsforum Chemie 2011, Bremen
- Nowak, S, Terborg, L, Karst, U, Passerini, S, and Winter, M. . “Speciation of Phosphorus-based Decomposition Products in a Lithium Ion Battery Electrolyte System.” contributed to the GDCh-Wissenschaftsforum Chemie 2011, Bremen
- Nowak, S, Terborg, L, Blaske, F, Karst, U, Passerini, S, and Winter, M. . “Speciation of Phosphorus Decomposition Products in a Lithium Ion Battery Electrolyte System.” contributed to the TraceSpec 2011: 13th Workshop on Progress in Trace Metal Speciation for Environmental Analytical Chemistry, Pau
- Nowak, S, Blaske, F, Terborg, L, Karst, U, Passerini, S, and Winter, M. . “Investigations of Decomposition Products in the Lithium Ion Battery Electrolyte System via IC/ICP-OES and IC/ESI-MS.” contributed to the CANAS 2011, Leipzig
- Nowak, S, Blaske, F, Wehe, CA, Krüger, S, and Karst, U. . “Application of ICP-OES and ICP-MS for the analysis of silver nanoparticles in consumer products.” contributed to the CANAS 2011, Leipzig
- Nowak, S, Terborg, L, Karst, U, Passerini, S, and Winter, M. . “Alterungsuntersuchungen an Lithiumhexafluorophosphat mittels analytischer Methoden.” contributed to the 3. Kraftwerk Batterie Fachtagung, Aachen
- Nowak, S, Terborg, L, Wagner, HC, Karst, U, Passerini, S, and Winter, M. . “Development of new GC-MS and Headspace-GC-MS methods for quality control in lithium-ion batteries.” contributed to the 44. Jahrestagung der Deutschen Gesellschaft für Massenspektrometrie, DGMS, Dortmund
- Nowak, S, Blaske, F, Wehe, CA, and Karst, U. . “Quantification of silver nanoparticles in commercially available hygiene products by use of ICP-MS and ICP-OES.” contributed to the 44. Jahrestagung der Deutschen Gesellschaft für Massenspektrometrie, DGMS, Dortmund
- Petroutsos, D, Busch, A, Janssen, I, Trompelt, K, Bergner, SV, Weinl, S, Holtkamp, M, Karst, U, Kudla, J, and Hippler, M. . “THE CHLOROPLAST CALCIUM SENSOR CAS IS REQUIRED FOR PHOTOPROTECTION IN CHLAMYDOMONAS REINHARDTII.” European Journal of Phycology, № 46: 85. doi: 10.1080/09670262.2011.613190.
- Faber, H, Jahn, S, Kunnemeyer, J, Simon, H, Melles, D, Vogel, M, and Karst, U. . “Electrochemistry/Liquid Chromatography/Mass Spectrometry as a Tool in Metabolism Studies.” ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, № 50 (37): A52–A58.
- Faust, A, Baumann, A, Law, MP, Kuhlmann, MT, Schafers, M, Karst, U, and Kopka, K. . “Structural Identification of radioactive metabolites via simulation of the oxidative metabolism by online electrochemistry-HPLC-MS.” JOURNAL OF LABELLED COMPOUNDS & RADIOPHARMACEUTICALS, № 54 (1): S23.
- Heshe, D, Hoogestraat, S, Brauckmann, C, Karst, U, Boos, J, and Lanvers-Kaminsky, C. . “Dichloroacetate metabolically targeted therapy defeats cytotoxicity of standard anticancer drugs.” Cancer Chemotherapy and Pharmacology, № 67 (3): 647–655.
- Karst, U. . “Of Science and Practicality.” Nachrichten aus der Chemie, № 59 (4): 486.
- Baumann, A, Faust, A, Law, MP, Kuhlmann, MT, Kopka, K, Schafers, M, and Karst, U. . “Metabolite Identification of a Radiotracer by Electrochemistry Coupled to Liquid Chromatography with Mass Spectrometric and Radioactivity Detection.” Analytical Chemistry, № 83 (13): 5415–5421.
- Veldboer, K, Vielhaber, T, Ahrens, H, Hardes, J, Streitburger, A, and Karst, U. . “Determination of zoledronic acid in human urine and blood plasma using liquid chromatography/electrospray mass spectrometry.” Journal of Chromatography B - Analytical Technologies in the Biomedical and Life Sciences, № 879 (22): 2073–2080.
- Petroutsos, D, Busch, A, Janssen, I, Trompelt, K, Bergner, SV, Weinl, S, Holtkamp, M, Karst, U, Kudla, J, and Hippler, M. . “The Chloroplast Calcium Sensor CAS Is Required for Photoacclimation in Chlamydomonas reinhardtii.” The Plant cell, № 23 (8): 2950–2963. doi: 10.1105/tpc.111.087973.
- Jahn, S, Baumann, A, Roscher, J, Hense, K, Zazzeroni, R, and Karst, U. . “Investigation of the biotransformation pathway of verapamil using electrochemistry/liquid chromatography/mass spectrometry - A comparative study with liver cell microsomes.” Journal of Chromatography A, № 1218 (51): 9210–9220.
- Telgmann, L., Holtkamp, M., Künnemeyer, J., Gelhard, C., Hartmann, M., Klose, A., Sperling, M., and Karst, U. . “Simple and rapid quantification of gadolinium in urine and blood plasma samples by means of total reflection X-ray fluorescence (TXRF).” Metallomics, № 3 (10): 1035–1040. doi: 10.1039/c1mt00054c.
- Heshe, D, Hoogestraat, S, Brauckmann, C, Karst, U, Boos, J, and Lanvers-Kaminsky, C. . “Dichloroacetate metabolically targeted therapy defeats cytotoxicity of standard anticancer drugs.” Cancer Chemotherapy and Pharmacology, № 67 (3): 647–655. doi: 10.1007/s00280-010-1361-6.
- Baumann, A, Lohmann, W, Rose, T, Ahn, KC, Hammock, BD, Karst, U, and Schebb, NH. . “Electrochemistry-mass spectrometry unveils the formation of reactive triclocarban metabolites.” Drug Metabolism and Disposition, № 38 (12): 2130–2138. doi: 10.1124/dmd.110.034546.
- Odijk, M, Baumann, A, Olthuis, W, van den, Berg A, and Karst, U. . “Electrochemistry-on-chip for on-line conversions in drug metabolism studies.” Biosensors and Bioelectronics, № 26 (4): 1521–1527. doi: 10.1016/j.bios.2010.07.102.
- Bettmer, J, and Karst, U. . “Labelling of biopolymers: current status and future trends.” Analytical and Bioanalytical Chemistry, № 397 (8): 3431–3432. doi: 10.1007/s00216-010-3870-x.
- Bomke, S, Pfeifer, T, Meermann, B, Buscher, W, and Karst, U. . “Liquid chromatography with complementary electrospray and inductively coupled plasma mass spectrometric detection of ferrocene-labelled peptides and proteins.” Analytical and Bioanalytical Chemistry, № 397 (8): 3503–3513. doi: 10.1007/s00216-009-3123-z.
- Brautigam, A, Bomke, S, Pfeifer, T, Karst, U, Krauss, GJ, and Wesenberg, D. . “Quantification of Phytochelatins in Chlamydomonas reinhardtii using ferrocene-based derivatization.” Metallomics, № 2 (8): 565–570. doi: 10.1039/c005014h.
- Bomke, S, Sperling, M, and Karst, U. . “Organometallic derivatizing agents in bioanalysis.” Analytical and Bioanalytical Chemistry, № 397 (8): 3483–94. doi: 10.1007/s00216-010-3611-1.
- Rauschenberg, M., Bomke, S., Karst, U., and Ravoo, B.J. . “Dynamic Peptides as Biomimetic Carbohydrate Receptors.” Angewandte Chemie International Edition, № 49 (40): 7340–7345. doi: 10.1002/anie.201002847.
- Lohmann, W, Baumann, A, and Karst, U. . “Electrochemistry and LC-MS for Metabolite Generation and Identification: Tools, Technologies, and Trends.” LC GC North America, № 28 (6): 470.
- Baumann, A, and Karst, U. . “Online electrochemistry/mass spectrometry in drug metabolism studies: principles and applications.” Expert Opinion on Drug Metabolism and Toxicology, № 6 (6): 715–31. doi: 10.1517/17425251003713527.
- Siemerink, M, Schebb, NH, Liesener, A, Perchuc, AM, Schoni, R, Wilmer, M, Hayen, H, Karst, U, and Vogel, M. . “Development of a fast liquid chromatography/mass spectrometry screening method for angiotensin-converting enzyme (ACE) inhibitors in complex natural mixtures like snake venom.” Rapid Communications in Mass Spectrometry, № 24 (5): 687–697. doi: 10.1002/rcm.4428.
- Baumann, A, Lohmann, W, Jahn, S, and Karst, U. . “On-Line Electrochemistry/Electrospray Ionization Mass Spectrometry (EC/ESI-MS) for the Generation and Identification of Nucleotide Oxidation Products.” Electroanalysis, № 22 (3): 286–292.
- Lohmann, W, Baumann, A, and Karst, U. . “Electrochemistry and LC-MS for Metabolite Generation and Identification: Tools, Technologies and Trends.” LC GC Europe, № 23 (1): 8.
- Meermann, B, Moller, I, Nowak, S, Luftmann, H, and Karst, U. . “Iodine speciation using thin-layer chromatography coupled to inductively coupled plasma-mass spectrometry by means of an extraction device.” Journal of Analytical Atomic Spectrometry, № 25 (10): 1654–1658. doi: 10.1039/c003512b.
- Wilken, A, Janzen, R, Holtkamp, M, Nowak, S, Sperling, M, Vogel, M, and Karst, U. . “Investigation of the interaction of Mercurochrome® constituents with proteins using liquid chromatography/mass spectrometry.” Analytical and Bioanalytical Chemistry, № 397 (8): 3525–3532. doi: 10.1007/s00216-010-3842-1.
- Odijk, M, Baumann, A, Lohmann, W, van den, Brink F TG, Olthuis, W, Karst, U, and van den, Berg A. . “A microfluidic chip for electrochemical conversions in drug metabolism studies.” Lab on a Chip, № 9 (12): 1687–1693. doi: 10.1039/b822962g.
- Karst, U, and Vogel, M. . “Advances in analytical separations.” Analytical and Bioanalytical Chemistry, № 394 (5): 1253–1253. doi: 10.1007/s00216-009-2828-3.
- Schebb, NH, Faber, H, Maul, R, Heus, F, Kool, J, Irth, H, and Karst, U. . “Analysis of glutathione adducts of patulin by means of liquid chromatography (HPLC) with biochemical detection (BCD) and electrospray ionization tandem mass spectrometry (ESI-MS/MS).” Analytical and Bioanalytical Chemistry, № 394 (5): 1361–1373. doi: 10.1007/s00216-009-2765-1.
- Lohmann, W, and Karst, U. . “Electrochemistry meets enzymes: instrumental on-line simulation of oxidative and conjugative metabolism reactions of toremifene.” Analytical and Bioanalytical Chemistry, № 394 (5): 1341–1348. doi: 10.1007/s00216-008-2586-7.
- Kunnemeyer, J, Terborg, L, Meermann, B, Brauckmann, C, Moller, I, Scheffer, A, and Karst, U. . “Response to Comment on "Speciation Analysis of Gadolinium Chelates in Hospital Effluents and Wastewater Treatment Plant Sewage by a Novel HILIC/ICP-MS Method".” Environmental Science and Technology, № 43 (14): 5549–5550. doi: 10.1021/es901550c.
- Schebb, NH, Falck, D, Faber, H, Hein, EM, Karst, U, and Hayen, H. . “Fast method for monitoring phospholipase A2 activity by liquid chromatography-electrospray ionization mass spectrometry.” Journal of Chromatography A, № 1216 (27): 5249–55. doi: 10.1016/j.chroma.2009.05.020.
- Schebb, NH, Vielhaber, T, Jousset, A, and Karst, U. . “Development of a liquid chromatography-based screening methodology for proteolytic enzyme activity.” Journal of Chromatography A, № 1216 (20): 4407–4415.
- Kunnemeyer, J, Terborg, L, Meermann, B, Brauckmann, C, Scheffer, IMA, and Karst, U. . “Speciation Analysis of Gadolinium Chelates in Hospital Effluents and Wastewater Treatment Plant Sewage by a Novel HILIC/ICP-MS Method.” Environmental Science and Technology, № 43 (8): 2884–2890.
- Baumann, A, Lohmann, W, Schubert, B, Oberacher, H, and Karst, U. . “Metabolic studies of tetrazepam based on electrochemical simulation in comparison to in vivo and in vitro methods.” Journal of Chromatography A, № 1216 (15): 3192–3198. doi: 10.1016/j.chroma.2009.02.001.
- Bomke, S, Seiwert, B, Dudek, L, Effkemann, S, and Karst, U. . “Determination of biogenic amines in food samples using derivatization followed by liquid chromatography/mass spectrometry.” Analytical and Bioanalytical Chemistry, № 393 (1): 247–256.
- Trumpler, S, Lohmann, W, Meermann, B, Buscher, W, Sperling, M, and Karst, U. . “Interaction of thimerosal with proteins-ethylmercury adduct formation of human serum albumin and beta-lactoglobulin A.” Metallomics, № 1 (1): 87–91.
- Lohmann, W, Dötzer, R, Gütter, G, Van Leeuwen, SM, and Karst, U. . “On-Line Electrochemistry/Liquid Chromatography/Mass Spectrometry for the Simulation of Pesticide Metabolism.” Journal of The American Society for Mass Spectrometry, № 20 (1): 138–145. doi: 10.1016/j.jasms.2008.09.003.
- Steinkamp, T, Hayen, H, Huskens, J, and Karst, U. . “Lanthanide-induced hydrolysis of 4,7-diphenyl-1,10-phenanthroline-2,9-dicarboxylic acid esters.” Inorganica Chimica Acta, № 362 (2): 421–425.
- Nowak, S, Trümpler, S, Meermann, B, Wiesmüller, GA, Buscher, W, Sperling, M, and Karst, U. . “Investigations of mercury interaction with human blood components by means of Static High Sensitivity ICP (SHIP).” contributed to the TraceSpec, Mainz
- Terborg, L, Künnemeyer, J, Telgmann, L, Nowak, S, Tokmak, F, and Karst, U. . “Determination of the excretion kinetics of Gd-based MRT-contrast agents by means of HILIC/ICP-MS and CE/ESI-ToF-MS.” contributed to the 118th BASF Summer Course, Ludwigshafen
- Kunnemeyer, J, Terborg, L, Nowak, S, Brauckmann, C, Telgmann, L, Albert, A, Tokmak, F, Kramer, BK, Gunsel, A, Wiesmuller, GA, and Karst, U. . “Quantification and excretion kinetics of a magnetic resonance imaging contrast agent by capillary electrophoresis-mass spectrometry.” Electrophoresis, № 30 (10): 1766–1773. doi: 10.1002/elps.200800831.
- Trumpler, S, Nowak, S, Meermann, B, Wiesmuller, GA, Buscher, W, Sperling, M, and Karst, U. . “Detoxification of mercury species-an in vitro study with antidotes in human whole blood.” Analytical and Bioanalytical Chemistry, № 395 (6): 1929–1935. doi: 10.1007/s00216-009-3105-1.
- Kunnemeyer, J, Terborg, L, Nowak, S, Telgmann, L, Tokmak, F, Kramer, BK, Gunsel, A, Wiesmuller, GA, Waldeck, J, Bremer, C, and Karst, U. . “Analysis of the contrast agent Magnevist and its transmetalation products in blood plasma by capillary electrophoresis/electrospray ionization time-of-flight mass spectrometry.” Analytical Chemistry, № 81 (9): 3600–3607. doi: 10.1021/ac8027118.
- Veldboer, K, Karatas, Y, Vielhaber, T, Karst, U, and Wiemhöfer, HD. . “Cyclic Phosphazenes for the Surface Modification of Lanthanide Phosphate-based Nanoparticles.” ZAAC - Zeitschrift für Anorganische und Allgemeine Chemie / Journal of Inorganic and General Chemistry, № 634 (12-13): 2175–2180. doi: 10.1002/zaac.200800297.
- Revermann, T, Gotz, S, Kunnemeyer, J, and Karst, U. . “Quantitative analysis by microchip capillary electrophoresis - current limitations and problem-solving strategies.” Analyst, № 133 (2): 167–174.
- Thevis, M, Lohmann, W, Schrader, Y, Kohler, M, Bornatsch, W, Karst, U, and Schänzer, W. . “Use of an electrochemically synthesised metabolite of a selective androgen receptor modulator for mass spectrometry-based sports drug testing.” European Journal of Mass Spectrometry, № 14 (3): 163–170. doi: 10.1255/ejms.924.
- Lohmann, W, and Karst, U. . “Biomimetic modeling of oxidative drug metabolism : SStrategies, advantages and limitations.” Analytical and Bioanalytical Chemistry, № 391 (1): 79–96. doi: 10.1007/s00216-007-1794-x.
- Lohmann, W, Hayen, H, and Karst, U. . “Covalent Protein Modification by Reactive Drug Metabolites Using Online Electrochemistry/Liquid Chromatography/Mass Spectrometry.” Analytical Chemistry, № 80 (24): 9714–9719.
- Lohmann, W, Meermann, B, Möller, I, Scheffer, A, and Karst, U. . “Quantification of Electrochemically Generated Iodine-Containing Metabolites Using Inductively Coupled Plasma Mass Spectrometry.” Analytical Chemistry, № 80 (24): 9769–9775. doi: 10.1021/ac801878k.
- Schebb, NH, Heus, F, Saenger, T, Karst, U, Irth, H, and Kool, J. . “Development of a countergradient parking system for gradient liquid chromatography with online biochemical detection of serine protease inhibitors.” Analytical Chemistry, № 80 (17): 6764–6772.
- Meermann, B, Bartel, M, Scheffer, A, Trumpler, S, and Karst, U. . “Capillary electrophoresis with inductively coupled plasma-mass spectrometric and electrospray time of flight mass spectrometric detection for the determination of arsenic species in fish samples.” Electrophoresis, № 29 (12): 2731–2737.
- Karst, U. . “Liquid chromatography-mass spectrometry: the long road from instrumental developments to applications.” Analytical and Bioanalytical Chemistry, № 391 (1): 7–8. doi: 10.1007/s00216-008-2028-6.
- Engelhard, C, Vielhaber, T, Scheffer, A, Brocksieper, M, Buscher, W, and Karst, U. . “Analysis of doped luminescent lanthanide fluoride nanoparticles by low gas flow inductively coupled plasma optical emission spectrometry.” Journal of Analytical Atomic Spectrometry, № 23 (3): 407–411.
- Schebb, NH, Fischer, D, Hein, EM, Hayen, H, Krieglstein, J, Klumpp, S, and Karst, U. . “Fast sample preparation and liquid chromatography-tandem mass spectrometry method for assaying cell lysate acetylcholine.” Journal of Chromatography A, № 1183 (1-2): 100–107.
- van Leeuwen, SM, Tan, B, Grijpma, DW, Fejen, J, and Karst, U. . “Characterization of synthetic block copolymers by LC-MS.” American Laboratory, № 40 (3): 36.
- Seiwert, B, Hayen, H, and Karst, U. . “Differential labeling of free and disulfide-bound thiol functions in proteins.” Journal of The American Society for Mass Spectrometry, № 19 (1): 1–7.
- Seiwert, B, and Karst, U. . “Ferrocene-based derivatization in analytical chemistry.” Analytical and Bioanalytical Chemistry, № 390 (1): 181–200. doi: 10.1007/s00216-007-1639-7.
- Schebb, NH, Vogel, M, Karst, U, Kool, J, and Irth, H. . “HPLC mit biochemischer Detektion (BCD).” GIT Labor-Fachzeitschrift, № 52 (04/2008): 365–368.
- Kunnemeyer, J., Terborg, L., Nowak, S., Scheffer, A., Telgmann, L., Tokmak, F., Gunsel, A., Wiesmuller, G., Reichelt, S., and Karst, U. . “Speciation analysis of gadolinium-based MRI contrast agents in blood plasma by hydrophilic interaction chromatography/electrospray mass spectrometry.” Analytical Chemistry, № 80 (21): 8163–8170. doi: 10.1021/ac801264j.
- van Leeuwen, SM, Tan, BH, Grijpma, DW, Fejen, J, and Karst, U. . “Characterization of the chemical composition of a block copolymer by liquid chromatography/mass spectrometry using atmospheric pressure chemical ionization and electrospray ionization.” Rapid Communications in Mass Spectrometry, № 21 (16): 2629–2637.
- Liesener, A, Perchuc, AM, Schoni, R, Schebb, NH, Wilmer, M, and Karst, U. . “Screening of acetylcholinesterase inhibitors in snake venom by electrospray mass spectrometry.” Pure and Applied Chemistry, № 79 (12): 2339–2349.
- Götz, S, Revermann, T, and Karst, U. . “Quantitative on-chip determination of taurine in energy and sports drinks.” Lab on a Chip, № 7 (1): 93–97.
- Karst, U. . “Wilfried M.A. Niessen: Liquid chromatography-mass spectrometry (Third edition).” Analytical and Bioanalytical Chemistry, № 389 (5): 1303–1304. doi: 10.1007/s00216-007-1580-9.
- Seiwert, B, and Karst, U. . “Analysis of cysteine-containing proteins using precolumn derivatization with N-(2-ferroceneethyl)maleimide and liquid chromatography/electrochemistry/ mass spectrometry.” Analytical and Bioanalytical Chemistry, № 388 (8): 1633–1642. doi: 10.1007/s00216-007-1260-9.
- Seiwert, B, and Karst, U. . “Simultaneous LC/MS/MS determination of thiols and disulfides in urine samples based on differential labeling with ferrocene-based maleimides.” Analytical Chemistry, № 79 (18): 7131–7138. doi: 10.1021/ac071016b.
- Lohmann, W, and Karst, U. . “Generation and identification of reactive metabolites by electrochemistry and immobilized enzymes coupled on-line to liquid chromatography/mass spectrometry.” Analytical Chemistry, № 79 (17): 6831–6839. doi: 10.1021/ac071100r.
- Vogel, M, and Karst, U. . “From the test to the mass spectrometer / Aus der Probe ins Massenspektrometer.” Nachrichten aus der Chemie, № 55 (4): 420–424.
- Revermann, T, Gotz, S, and Karst, U. . “Quantitative analysis of thiols in consumer products on a microfluidic CE chip with fluorescence detection.” Electrophoresis, № 28 (7): 1154–1160.
- Gotz, S, and Karst, U. . “Wavelength-resolved fluorescence detector for microchip capillary electrophoresis separations.” Sensors and Actuators B: Chemical, № 123 (1): 622–627.
- Henneken, H, Vogel, M, and Karst, U. . “Determination of airborne isocyanates.” Analytical and Bioanalytical Chemistry, № 387 (1): 219–236.
- Gotz, S, and Karst, U. . “Recent developments in optical detection methods for microchip separations.” Analytical and Bioanalytical Chemistry, № 387 (1): 183–192.
- Vogel, M., and Karst, U. . “From the trial into the mass spectrometer - New ionization techniques.” Nachrichten aus der Chemie, № 55 (4): 420–424.
- Vogel, M, Scheffer, A, Liesener, A, and Karst, U. . “Laser desorption assays - MALDI-MS, DIOS-MS and SAMDI-MS.” in Mass Spectrometry in Medicinal Chemistry, edited by K Wanner and G Höfner. Weinheim: Wiley-VCH Verlag. doi: 10.1002/9783527610907.ch8.
- Henneken, H, Vogel, M, and Karst, U. . “Effects of humidity and filter material on diffusive sampling of isocyanates using reagent-coated filters.” Journal of Environmental Monitoring, № 8 (10): 1014–1019. doi: 10.1039/b607658k.
- Grobe, J, Karst, A, Krebs, B, Läge, M, and Würthwein, E-U. . “Cycloarsanes (AsCF3)n (n = 4, 5) - Precursors for the highly reactive diarsene F3CAs=AsCF3.” ZAAC - Zeitschrift für Anorganische und Allgemeine Chemie / Journal of Inorganic and General Chemistry, № 632 (4): 599–608.
- Schulte-Ladbeck, R, Edelmann, A, Quintas, G, Lendl, B, and Karst, U. . “Determination of peroxide-based explosives using liquid chromatography with on-line infrared detection.” Analytical Chemistry, № 78 (23): 8150–8155.
- Lohmann, W, and Karst, U. . “Simulation of the detoxification of paracetamol using on-line electrochemistry/liquid chromatography/mass spectrometry.” Analytical and Bioanalytical Chemistry, № 386 (6): 1701–1708. doi: 10.1007/s00216-006-0801-y.
- Henneken, H, Hayen, H, Vogel, M, and Karst, U. . “Validation of a diffusive sampling method for airborne low-molecular isocyanates using 4-nitro-7-piperazinobenzo-2-oxa-1,3-diazole-impregnated filters and liquid chromatography-tandem mass spectrometry.” Journal of Chromatography A, № 1134 (1-2): 112–121.
- Schulte-Ladbeck, R, Vogel, M, and Karst, U. . “Recent methods for the determination of peroxide-based explosives.” Analytical and Bioanalytical Chemistry, № 386 (3): 559–565. doi: 10.1007/s00216-006-0579-y.
- Henneken, H, Assink, L, de Wit, J, Vogel, M, and Karst, U. . “Passive sampling of airborne peroxyacetic acid.” Analytical Chemistry, № 78 (18): 6547–6555.
- Karst, U. . “Where the worlds of nanotechnology, materials science, and bioanalysis converge.” Analytical and Bioanalytical Chemistry, № 384 (3): 559–559. doi: 10.1007/s00216-005-0262-8.
- Haselberg, R, Hempen, C, van Leeuwen, SM, Vogel, M, and Karst, U. . “Analysis of microperoxidases using liquid chromatography, post-column substrate conversion and fluorescence detection.” Journal of Chromatography B, № 830 (1): 47–53.
- Hempen, C., Gläsle-Schwarz, L., Kunz, U., and Karst, U. . “Determination of telmisartan in human blood plasma: Part II: Liquid chromatography-tandem mass spectrometry method development, comparison to immunoassay and pharmacokinetic study.” Analytica Chimica Acta, № 560 (null): 41–49. doi: 10.1016/j.aca.2005.12.035.
- Hempen, C., Gläsle-Schwarz, L., Kunz, U., and Karst, U. . “Determination of telmisartan in human blood plasma: Part I: Immunoassay development.” Analytica Chimica Acta, № 560 (null): 35–40. doi: 10.1016/j.aca.2005.12.036.
- Schoon, A, Götz, S, Heuven, M, Vogel, M, and Karst, U. . “Training and testing explosive detection dogs in detecting TATP.” Forensic Sci. Commun., № 2006 (8)
- Götz, S, Scheffer, A, Vogel, M, and Karst, U. . “A pleading for chromatography.” G.I.T. Laboratory Journal, № 6: 22–23.
- Karst, U, Liesener, A, and Vogel, M. . “Kontrolle von Bioassays durch Massenspektrometrie.” Laborpraxis, № 11: 22–24.
- Bos, SJ, Van Leeuwen, SM, and Karst, U. . “From fundamentals to applications: recent developments of atmospheric pressure photoionization mass spectrometry.” Analytical and Bioanalytical Chemistry, № 384 (1): 85–99. doi: 10.1007/s00216-005-0046-1.
- Hempen, C, and Karst, U. . “Labeling strategies for bioassays.” Analytical and Bioanalytical Chemistry, № 384: 572–583.
- Liesener, A, and Karst, U. . “Assessing protease activity pattern by means of multiple substrate ESI-MS assays.” Analyst, № 130 (6): 850–854. doi: 10.1039/b502008e.
- Hempen, C, van Leeuwen, S, Luftmann, H, and Karst, U. . “Liquid chromatographic/mass spectrometric investigation on the reaction products in the peroxidase-catalyzed oxidation of o-phenylenediamine by hydrogen peroxide.” Analytical and Bioanalytical Chemistry, № 382 (1): 234–238. doi: 10.1007/s00216-005-3178-4.
- Falvey, P, Lim, CW, Darcy, R, Revermann, T, Karst, U, Giesbers, M, Marcelis, ATM, Lazar, A, Coleman, AW, Reinhoudt, DN, and Ravoo, BJ. . “Bilayer vesicles of amphiphilic cyclodextrins: Host membranes that recognize guest molecules.” Chemistry - A European Journal, № 11 (4): 1171–1180. doi: 10.1002/chem.200400905.
- Liesener, A, Perchuc, AM, Schöni, R, Wilmer, M, and Karst, U. . “Screening for proteolytic activities in snake venom by means of a multiplexing electrospray ionization mass spectrometry assay scheme.” Rapid Communications in Mass Spectrometry, № 19: 2923–2928. doi: 10.1002/rcm.2136.
- Hempen, C, Liesener, A, and Karst, U. . “Fluorescence and mass spectrometric detection schemes for simultaneous enzymatic conversions: method development and comparison.” Analytica Chimica Acta, № 543: 137–142. doi: 10.1016/j.aca.2005.04.038.
- Liesener, A, and Karst, U. . “Turbulent flow chromatography for the reduction of matrix effects in electrospray ionization mass spectrometry-based enzyme assays.” Journal of Separation Science, № 28: 1658–1665.
- Brivio, M, Liesener, A, Oosterbroek, RE, Verboom, W, Karst, U, van den, Berg A, and Reinhoudt, DN. . “Chip-based on-line nanospray MS method enabling study of the kinetics of isocyanate derivatization reactions.” Analytical Chemistry, № 77 (21): 6852–6856. doi: 10.1021/ac050817g.
- Blankert, B, Hayen, H, Van Leeuwen, SM, Karst, U, Bodoki, E, Lotrean, S, Sandulescu, R, Mora, Diaz N, Dominguez, O, Arcos, J, and Kauffmann, JM. . “Electrochemical, chemical and enzymatic oxidations of phenothiazines.” Electroanalysis, № 2005 (17): 1501–1510. doi: 10.1002/elan.200403253.
- Van Leeuwen, SM, Blankert, B, Kauffmann, JM, and Karst, U. . “Prediction of clozapine metabolism by on-line electrochemistry/liquid chromatography/mass spectrometry.” Analytical and Bioanalytical Chemistry, № 382: 742–750. doi: 10.1007/s00216-005-3053-3.
- Vogel, M, van Leeuwen, S, Seiwert, B, and Karst, U. . “Analytik unpolarer Verbindungen mittels LC/Elektrochemie/MS.” Nachr. Chem., № 53: 1145–1147.
- Karst, U. . “Liquid chromatography/electron capture-atmospheric pressure chemical ionization mass spectrometry.” Analytical and Bioanalytical Chemistry, № 382 (8): 1744–1746. doi: 10.1007/s00216-005-3328-8.
- Liesener, A, and Karst, U. . “Monitoring enzymatic conversions by mass spectrometry - a critical review.” Anal. Bioanal. Chem., № 382: 1451–1464. doi: 10.1007/s00216-005-3305-2.
- Diehl, G, Wasinski, FAH, Roberz, B, Luftmann, H, Schmidt, TC, Andersson, JT, and Karst, U. . “Liquid chromatography/electrochemistry/mass spectrometry as screening technique for alcohols and phenols in fuels.” Microchimica Acta, № 146 (2): 137–147.
- Hayen, H, Alvarez-Grima, M, Debnath, S, Noordermeer, J, and Karst, U. . “Liquid Chromatography/Coordination Ion Spray-Mass Spectrometry for the Analysis of Rubber Vulcanization Products.” Analytical Chemistry, № 76 (4): 1063–1068. doi: 10.1021/ac035017p.
- Hayen, H, Deschamps, A, Grijpma, D, Feijen, J, and Karst, U. . “Liquid chromatographic-mass spectrometric studies on the in vitro degradation of a poly(ether ester) block copolymer.” Journal of Chromatography A, № 1029 (null): 29–36. doi: 10.1016/j.chroma.2003.12.056.
- Deschamps, A, Van Apeldoorn, A, Hayen, H, De Bruijn, J, Karst, U, Grijpma, D, and Feijen, J. . “In vivo and in vitro degradation of poly(ether ester) block copolymers based on poly(ethylene glycol) and poly(butylene terephthalate).” Biomaterials, № 25 (2): 247–258. doi: 10.1016/S0142-9612(03)00495-2.
- Steinkamp, T, Schweppe, F, Krebs, B, and Karst, U. . “A tripod ligand as new sensitiser for the enzyme amplified lanthanide luminescence determination of esterase.” Analyst, № 128 (1): 29–31.
- Müthing, J, Kemminer, SE, Conradt, HS, Sagi, D, Nimtz, M, Karst, U, and Peter-Katalinić, J. . “Effects of buffering conditions and culture pH on production rates and glycosylation of clinical phase I anti-melanoma mouse IgG3 monoclonal antibody R24.” Biotechnology and Bioengineering, № 83 (3): 321–34. doi: 10.1002/bit.10673.
- Hayen, H., Vogel, M., and Karst, U. . “Recent developments in the determination of form-aldehyde in air samples using derivatizing agents.” Gefahrstoffe Reinhaltung der Luft, № 63 (null): 295–298.
- Meyer, J, Liesener, A, Götz, S, Hayen, H, and Karst, U. . “Liquid chromatography with on-line electrochemical derivatization and fluorescence detection for the determination of phenols.” Analytical Chemistry, № 75 (4): 922–926. doi: 10.1021/ac0204808.
- Hayen, H, Jachmann, N, Vogel, M, and Karst, U. . “LC-electron capture-APCI(-)-MS determination of nitrobenzoxadiazole derivatives.” Analyst, № 128 (11): 1365–1372. doi: 10.1039/b308752b.
- Hayen, H, and Karst, U. . “Analysis of phenothiazine and its derivatives using LC/electrochemistry/MS and LC/electrochemistry/fluorescence.” Analytical Chemistry, № 75 (18): 4833–4840. doi: 10.1021/ac0346050.
- Harms, D, Luftmann, H, Muller, FK, Krebs, B, and Karst, U. . “Selective determination of hydrogen peroxide by adduct formation with a dinuclear iron(III) complex and flow injection analysis/tandem mass spectrometry.” Analyst, № 127 (11): 1410–1412.
- Hayen, H, Jachmann, N, Vogel, M, and Karst, U. . “LC-electron capture APCI-MS for the determination of nitroaromatic compounds.” Analyst, № 127 (8): 1027–1030. doi: 10.1039/b205477a.
- Schulte-Ladbeck, R, Lindahl, R, Levin, JO, and Karst, U. . “Characterization of chemical interferences in the determination of unsaturated aldehydes using aromatic hydrazine reagents and liquid chromatography.” Journal of Environmental Monitoring, № 3 (3): 306–310.
- Meyer, J, and Karst, U. . “Enzyme-linked immunosorbent assays based on peroxidase labels and enzyme-amplified lanthanide luminescence detection.” Analyst, № 126 (2): 175–178.
- Diehl, G, Liesener, A, and Karst, U. . “Liquid chromatography with post-column electrochemical treatment and mass spectrometric detection of non-polar compounds.” Analyst, № 126 (3): 288–290.
- Meyer, J, and Karst, U. . “Determination of paracetamol (acetaminophen) by HPLC with post-column enzymatic derivatization and fluorescence detection.” Chromatographia, № 54 (3-4): 163–167.
- Jachmann, N, and Karst, U. . “Synthesis and application of 4-(N,N-dimethylaminosulfonyl)-7-N-methylhydrazino-2,1,3-benzoxadiazole (MDBDH) as a new derivatizing agent for aldehydes.” Fresenius' Journal of Analytical Chemistry, № 369 (1): 47–53.
- Kempter, C, and Karst, U. . “Determination of carbonyl compounds in waters using triazine-based hydrazine reagents and liquid chromatography.” Analyst, № 125 (3): 433–438.
- Meyer, J, and Karst, U. . “Peroxidase enhanced lanthanide luminescence - a new technique for the evaluation of bioassays.” Analyst, № 125 (9): 1537–1538.
- Diehl, G, and Karst, U. . “Post-column oxidative derivatization for the liquid chromatographic determination of phenothiazines.” Journal of Chromatography A, № 890 (2): 281–287.
- Vogel, M, Potter, W, and Karst, U. . “Characterization of a chemical artifact in the liquid chromatographic determination of 3-butyn-2-one using the 2,4-dinitrophenylhydrazine method.” Journal of Chromatography A, № 886 (1-2): 303–307.
- Vogel, M, Buldt, A, and Karst, U. . “Hydrazine reagents as derivatizing agents in environmental analysis - a critical review.” Fresenius' Journal of Analytical Chemistry, № 366 (8): 781–791. doi: 10.1007/s002160051572.
- Meyer, J, Büldt, A, Vogel, M, and Karst, U. . “4-(N-Methylhydrazino)-7-nitro-2,1,3-benzooxadiazole (MNBDH): A Novel Fluorogenic Peroxidase Substrate.” Angewandte Chemie International Edition, № 39 (8): 1453–1455.
- Kempter, C, Potter, W, Binding, N, Klaning, H, Witting, U, and Karst, U. . “Tailor-made derivatizing agents for carbonyl compounds using liquid chromatography.” Analytica Chimica Acta, № 410 (1-2): 47–64.
- Karst, U. . “ANAKON '99: A preview of tomorrow's Analytical Chemistry.” Fresenius' Journal of Analytical Chemistry, № 366 (4): 323–323. doi: 10.1007/s002160050064.
- Effkemann, S, Brodsgaard, S, Mortensen, P, Linde, SA, and Karst, U. . “Spectrophotometric and direct-reading methods for the analysis of gas phase peroxyacetic acid.” Fresenius' Journal of Analytical Chemistry, № 366 (4): 361–364.
- Zurek, G, Büldt, A, and Karst, U. . “Determination of acetaldehyde in tobacco smoke using N-methyl-4-hydrazino-7-nitrobenzofurazan and liquid chromatography/mass spectrometry.” Fresenius' Journal of Analytical Chemistry, № 366 (4): 396–9. doi: 10.1007/s002160050081.
- Zurek, G, and Karst, U. . “2,4-dinitro-3,5,6-trideuterophenylhydrazones for the quantitation of aldehydes and ketones in air samples by liquid chromatography-mass spectrometry.” Journal of Chromatography A, № 869 (1-2): 251–259.
- Harms, D, Meyer, J, Westerheide, L, Krebs, B, and Karst, U. . “Determination of glucose in soft drinks using its enzymatic oxidation and the detection of formed hydrogen peroxide with a dinuclear iron(III) complex.” Analytica Chimica Acta, № 401 (1-2): 83–90. doi: 10.1016/S0003-2670(99)00514-0.
- Harms, D, Than, R, Krebs, B, and Karst, U. . “Flow injection analysis of hydrogen peroxide in disinfectants.” Fresenius' Journal of Analytical Chemistry, № 364 (1-2): 184–188. doi: 10.1007/s002160051321.
- Sievers, RE, Karst, U, Milewski, PD, Sellers, SP, Miles, BA, Schaefer, JD, Stoldt, CR, and Xu, CY. . “Formation of aqueous small droplet aerosols assisted by supercritical carbon dioxide.” Aerosol Science and Technology, № 30 (1): 3–15.
- Zurek, G, Luftmann, H, and Karst, U. . “HPLC-APCI-MS with calibration based on stable isotope-labelled internal standards for the quantification of carbonyls in air samples.” Analyst, № 124 (9): 1291–1295. doi: 10.1039/a904393d.
- Büldt, A, and Karst, U. . “N-methyl-4-hydrazino-7-nitrobenzofurazan as a new reagent for air monitoring of aldehydes and ketones.” Analytical Chemistry, № 71 (9): 1893–1898. doi: 10.1021/ac980946f.
- Harms, D, and Karst, U. . “Rapid and selective determination of peroxyacetic acid in disinfectants using flow injection analysis.” Analytica Chimica Acta, № 389 (1-3): 233–238. doi: 10.1016/S0003-2670(99)00156-7.
- Meyer, J, and Karst, U. . “Workplace monitoring of gas phase hydrogen peroxide by means of fluorescence spectroscopy.” Analytica Chimica Acta, № 401 (1-2): 191–196. doi: 10.1016/S0003-2670(99)00488-2.
- Kempter, C, Büldt, A, and Karst, U. . “Workplace monitoring of oximes using 2,4-dinitrophenylhydrazine-coated silica gel cartridges and liquid chromatography.” Analytica Chimica Acta, № 388 (1-2): 181–186. doi: 10.1016/S0003-2670(99)00128-2.
- Meyer, J, and Karst, U. . “Zeitverzögerte fluoreszenzspektroskopie mit Lanthanoidkomplexen - Prinzipien und Anwendungen.” Nachrichten aus der Chemie, № 47 (9): 1116–1119.
- Zurek, G, and Karst, U. . “Liquid chromatography-mass spectrometry method for the determination of aldehydes derivatized by the Hantzsch reaction.” Journal of Chromatography A, № 864 (2): 191–197.
- Effkemann, S, Brødsgaard, S, Mortensen, P, Linde, SA, and Karst, U. . “Determination of gas phase peroxyacetic acid using pre-column derivatization with organic sulfide reagents and liquid chromatography.” Journal of Chromatography A, № 855 (2): 551–561.
- Kempter, C, Zurek, G, and Karst, U. . “Determination of carbonyls using liquid chromatography-mass spectrometry with atmospheric pressure chemical ionization.” Journal of Environmental Monitoring, № 1 (4): 307–311.
- Büldt, A, and Karst, U. . “Determination of nitrite in waters by microplate fluorescence spectroscopy and HPLC with fluorescence detection.” Analytical Chemistry, № 71 (15): 3003–3007.
- Büldt, A, Lindahl, R, Levin, JO, and Karst, U. . “A diffusive sampling device for the determination of formaldehyde in air using N-methyl-4-hydrazino-7-nitrobenzofurazan (MNBDH) as reagent.” Journal of Environmental Monitoring, № 1 (1): 39–43.
- Binding, N, Kläning, H, Karst, U, Pötter, W, Czeschinski, PA, and Witting, U. . “Analytical reliability of carbonyl compound determination using 1,5-dansylhydrazine-derivatization.” Fresenius' Journal of Analytical Chemistry, № 362 (3): 270–273. doi: 10.1007/s002160051072.
- Effkemann, S, Pinkernell, U, Neumüller, R, Schwan, F, Engelhardt, H, and Karst, U. . “Liquid chromatographic simultaneous determination of peroxycarboxylic acids using postcolumn derivatization.” Analytical Chemistry, № 70 (18): 3857–3862. doi: 10.1021/ac980256b.
- Effkemann, S, Pinkernell, U, and Karst, U. . “Peroxide analysis in laundry detergents using liquid chromatography.” Analytica Chimica Acta, № 363 (1): 97–103. doi: 10.1016/S0003-2670(98)00040-3.
- Effkemann, S, and Karst, U. . “Reagent for the high-performance liquid chromatography determination of peroxycarboxylic acids.” Analyst, № 123 (8): 1761–1765. doi: 10.1039/a801697f.
- Büldt, A, and Karst, U. . “1-Methyl-1-(2,4-dinitrophenyl)hydrazine as a New Reagent for the HPLC Determination of Aldehydes.” Analytical Chemistry, № 69 (17): 3617–3622. doi: 10.1021/ac970146p.
- Zurek, G, and Karst, U. . “Microplate photometric determination of aldehydes in disinfectant solutions.” Analytica Chimica Acta, № 351 (1-3): 247–257. doi: 10.1016/S0003-2670(97)00363-2.
- Pötter, W, Lamotte, S, Engelhardt, H, and Karst, U. . “Non-porous silica for ultrafast reversed-phase high-performance liquid chromatographic separation of aldehyde and ketone 2,4-dinitrophenylhydrazones.” Journal of Chromatography A, № 786 (1): 47–55. doi: 10.1016/S0021-9673(97)00564-5.
- Pinkernell, U, Lüke, H-J, and Karst, U. . “Selective photometric determination of peroxycarboxylic acids in the presence of hydrogen peroxide.” Analyst, № 122 (6): 567–571. doi: 10.1039/a700509a.
- Pinkernell, U, Effkemann, S, and Karst, U. . “Simultaneous HPLC Determination of Peroxyacetic Acid and Hydrogen Peroxide.” Analytical Chemistry, № 69 (17): 3623–3627. doi: 10.1021/ac9701750.
- Binding, N, Pötter, W, Karst, U, Kläning, H, and Witting, U. . “Modular derivatisation reagents designed on purpose for ambient air monitoring of volatile substances: I. aldehydes and ketones.” Zentralblatt fur Hygiene und Umweltmedizin, № 200 (4): 364–365.
- Eulering, B, Schmidt, M, Pinkernell, U, Karst, U, and Krebs, B. . “An unsymmetrical dinuclear iron(III) complex with peroxidase properties.” Angewandte Chemie International Edition, № 35 (17): 1973–1974. doi: 10.1002/anie.199619731.
- Pötter, W, and Karst, U. . “Identification of Chemical Interferences in Aldehyde and Ketone Determination Using Dual-Wavelength Detection.” Analytical Chemistry, № 68 (19): 3354–3358. doi: 10.1021/ac960319v.
- Pinkernell, U, Effkemann, S, Nitzsche, F, and Karst, U. . “Rapid high-performance liquid chromatographic method for the determination of peroxyacetic acid.” Journal of Chromatography A, № 730 (1-2): 203–208. doi: 10.1016/0021-9673(95)01346-6.
- Pinkernell, U, Karst, U, and Cammann, K. . “Determination of peroxyacetic acid using high-performance liquid chromatography with external calibration.” Analytical Chemistry, № 66 (15): 2599–2600. doi: 10.1021/ac00087a028.
- Gromping, AHJ, Karst, U, and Cammann, K. . “Development of a method for simultaneous determinations of nitrogen oxides, aldehydes and ketones in air samples.” Journal of Chromatography A, № 653 (2): 341–347. doi: 10.1016/0021-9673(93)83193-V.
- Karst, U, Binding, N, Cammann, K, and Witting, U. . “Interferences of nitrogen dioxide in the determination of aldehydes and ketones by sampling on 2,4-dinitrophenylhydrazine-coated solid sorbent.” Fresenius' Journal of Analytical Chemistry, № 345 (1): 48–52. doi: 10.1007/BF00323325.