• Rampler, E., Abiead, Y.E., Schoeny, H., Rusz, M., Hildebrand, F., Fitz, V., Koellensperger, G.
    Recurrent Topics in Mass Spectrometry-Based Metabolomics and Lipidomics - Standardization, Coverage, and Throughput
    (2020) Analytical Chemistry, .
    DOI: 10.1021/acs.analchem.0c04698
  • Theiner, S., Loehr, K., Koellensperger, G., Mueller, L., Jakubowski, N.
    Single-cell analysis by use of ICP-MS
    (2020) Journal of Analytical Atomic Spectrometry, 35 (9), pp. 1784-1813.
    DOI: 10.1039/d0ja00194e
  • Panzenboeck, L., Troppmair, N., Schlachter, S., Koellensperger, G., Hartler, J., Rampler, E.
    Chasing the major sphingolipids on earth: Automated annotation of plant glycosyl inositol phospho ceramides by glycolipidomics
    (2020) Metabolites, 10 (9), art. no. 375, pp. 1-20.
    DOI: 10.3390/metabo10090375
  • Széliová, D., Ruckerbauer, D.E., Galleguillos, S.N., Petersen, L.B., Natter, K., Hanscho, M., Troyer, C., Causon, T., Schoeny, H., Christensen, H.B., Lee, D.-Y., Lewis, N.E., Koellensperger, G., Hann, S., Nielsen, L.K., Borth, N., Zanghellini, J.
    What CHO is made of: Variations in the biomass composition of Chinese hamster ovary cell lines
    (2020) Metabolic Engineering, 61, pp. 288-300.
    DOI: 10.1016/j.ymben.2020.06.002
  • Theiner, S., Schweikert, A., Haberler, C., Peyrl, A., Koellensperger, G.
    Laser ablation-ICP-TOFMS imaging of germ cell tumors of patients undergoing platinum-based chemotherapy
    (2020) Metallomics, 12 (8), pp. 1246-1252.
    DOI: 10.1039/d0mt00080a
  • Tchaikovsky, A., Schoeberl, A., Schueffl, H., Raab, A., Emin, S., Slany, A., Heffeter, P., Koellensperger, G., Swart, C.
    Quantification of ferritin-bound iron in murine samples for Alzheimer's disease studies using species-specific isotope dilution mass spectrometry
    (2020) Metrologia, 57 (4), art. no. 042101, .
    DOI: 10.1088/1681-7575/ab8c9f
  • Schoeberl, A., Theiner, S., Koellensperger, G.
    Single-cell analysis by ICP-MS-Current status and future trends
    (2020) Spectroscopy (Santa Monica), 35 (7), pp. 17-20.
  • Harringer, S., Happl, B., Ozenil, M., Kast, C., Hejl, M., Wernitznig, D., Legin, A.A., Schweikert, A., Gajic, N., Roller, A., Koellensperger, G., Jakupec, M.A., Kandioller, W., Keppler, B.K.
    Synthesis, Modification, and Biological Evaluation of a Library of Novel Water-Soluble Thiopyridone-Based Organometallic Complexes and Their Unexpected (Biological) Behavior
    (2020) Chemistry - A European Journal, 26 (24), pp. 5419-5433.
    DOI: 10.1002/chem.201905546
  • Schoeny, H., Rampler, E., Hermann, G., Grienke, U., Rollinger, J.M., Koellensperger, G.
    Preparative supercritical fluid chromatography for lipid class fractionation—a novel strategy in high-resolution mass spectrometry based lipidomics
    (2020) Analytical and Bioanalytical Chemistry, 412 (10), pp. 2365-2374.
    DOI: 10.1007/s00216-020-02463-5
  • Oberhuber, M., Pecoraro, M., Rusz, M., Oberhuber, G., Wieselberg, M., Haslinger, P., Gurnhofer, E., Schlederer, M., Limberger, T., Lagger, S., Pencik, J., Kodajova, P., Högler, S., Stockmaier, G., Grund-Gröschke, S., Aberger, F., Bolis, M., Theurillat, J.-P., Wiebringhaus, R., Weiss, T., Haitel, A., Brehme, M., Wadsak, W., Griss, J., Mohr, T., Hofer, A., Jäger, A., Pollheimer, J., Egger, G., Koellensperger, G., Mann, M., Hantusch, B., Kenner, L.
    STAT3-dependent analysis reveals PDK4 as independent predictor of recurrence in prostate cancer
    (2020) Molecular Systems Biology, 16 (4), art. no. e9247, .
    DOI: 10.15252/msb.20199247
  • Pavlova, E., Pashkunova-Martic, I., Schaier, M., Petrova, E., Gluhcheva, Y., Dorkov, P., Helbich, T.H., Keppler, B., Koellensperger, G., Ivanova, J.
    Ameliorative effects of deferiprone and tetraethylammonium salt of salinomycinic acid on lead-induced toxicity in mouse testes
    (2020) Environmental Science and Pollution Research, .
    DOI: 10.1007/s11356-020-10960-4
  • Széliová, D., Schoeny, H., Knez, Š., Troyer, C., Coman, C., Rampler, E., Koellensperger, G., Ahrends, R., Hann, S., Borth, N., Zanghellini, J., Ruckerbauer, D.E.
    Robust analytical methods for the accurate quantification of the total biomass composition of mammalian cells
    (2020) Methods in Molecular Biology, 2088, pp. 119-160.
    DOI: 10.1007/978-1-0716-0159-4_7


  • Rusz, M., Rampler, E., Keppler, B.K., Jakupec, M.A., Koellensperger, G.
    Single spheroid metabolomics: Optimizing sample preparation of three-dimensional multicellular tumor spheroids
    (2019) Metabolites, 9 (12), art. no. 304, . DOI: 10.3390/metabo9120304
  • E. Rampler, D. Egger, H. Schoeny, M. Rusz, M.P. Pacheco, G. Marino, C. Kasper, T. Naegele, G. Koellensperger
    The Power of LC-MS Based Multiomics: Exploring Adipogenic Differentiation of Human Mesenchymal Stem/Stromal Cells.
    Molecules 24 (2019). doi:10.3390/molecules24193615.
  • M. Oberhuber, M. Pecoraro, M. Rusz, G. Oberhuber, M. Wieselberg, P. Haslinger, E. Gurnhofer, J. Pencik, R. Wiebringhaus, M. Schlederer, T. Weiss, M, Schmeidl, A, Haitel, M, Brehme, W, Wadsak, J. Griss, T. Mohr, A. Hofer, A. Jäger, G. Egger, J. Pollheimer, G. Koellensperger, M. Mann, B. Hantusch, L. Kenner
    STAT3-dependent systems-level analysis reveals PDK4 as an independent predictor of biochemical recurrence in prostate cancer
    bioRXiv (2019), doi:10.1101/770701
  • L. Galvez, M. Rusz, M. Schwaiger-Haber, Y. El Abiead, G. Hermann, U. Jungwirth, W. Berger, B.K. Keppler, M.A. Jakupec, G. Koellensperger
    Preclinical Studies on Metal Based Anticancer Drugs as Enabled by Integrated Metallomics and Metabolomics.
    Metallomics. 11 (2019) 1716–1728. doi:10.1039/C9MT00141G.
  • A. Arakawa, N. Jakubowski, G. Koellensperger, S. Theiner, A. Schweikert, S. Flemig, D. Iwahata, H. Traub, T. Hirata
    Imaging of Ag NP Transport through Collagen-Rich Microstructures in Fibroblast Multicellular Spheroids by High-Resolution Laser Ablation Inductively Coupled Plasma Time-of-Flight Mass Spectrometry.
    Analyst. 144 (2019) 4935–4942. doi:10.1039/C9AN00856J.
  • S. Theiner, A. Schoeberl, E. Fischer, S. Neumayer, S. Hann, G. Koellensperger
    FI-ICP-TOFMS for quantification of biologically essential trace elements in cerebrospinal fluid - high-throughput at low sample volume
    Analyst. (2019). doi:10.1039/C9AN00039A.
  • A. Arakawa, N. Jakubowski, G. Koellensperger, S. Theiner, A. Schweikert, S. Flemig, D. Iwahata, H. Traub, T. Hirata
    Quantitative Imaging of Silver Nanoparticles and Essential Elements in Thin Sections of Fibroblast Multicellular Spheroids by High Resolution Laser Ablation Inductively Coupled Plasma Time-of-Flight Mass Spectrometry.
    Anal. Chem. 91 (2019) 10197–10203. doi:10.1021/acs.analchem.9b02239
  • S. Theiner, A. Schweikert, S.J.M. Van Malderen, A. Schoeberl, S. Neumayer, P. Jilma, A. Peyrl, G. Koellensperger
    Laser Ablation-Inductively Coupled Plasma Time-of-Flight Mass Spectrometry Imaging of Trace Elements at the Single-Cell Level for Clinical Practice
    Anal. Chem. (2019) acs.analchem.9b00698. doi:10.1021/acs.analchem.9b00698.
  • A. Arakawa, N. Jakubowski, S. Flemig, G. Koellensperger, M. Rusz, D. Iwahata, H. Traub, T. Hirata,
    High-resolution laser ablation inductively coupled plasma mass spectrometry used to study transport of metallic nanoparticles through collagen-rich microstructures in fibroblast multicellular spheroids
    Anal. Bioanal. Chem. (2019). doi:10.1007/s00216-019-01827-w.
  • L. Galvez, M. Rusz, M.A. Jakupec, G. Koellensperger
    Heart-cut 2DSEC-RP-LC-ICP-MS as a screening tool in metal-based anticancer research
    J. Anal. At. Spectrom. 34 (2019) 1279–1286. doi:10.1039/C9JA00045C.
  • S. Theiner, A. Schoeberl, S. Neumayer, G. Koellensperger
    FI-ICP-TOFMS for high-throughput and low volume multi-element analysis in environmental and biological matrices
    J. Anal. At. Spectrom. 34 (2019) 1272–1278. doi:10.1039/C9JA00022D.
  • M. Schwaiger-Haber, G. Hermann, Y. El Abiead, E. Rampler, S. Wernisch, K. Sas, S. Pennathur, G. Koellensperger
    Proposing a validation scheme for 13C metabolite tracer studies in high-resolution mass spectrometry
    Anal. Bioanal. Chem. 411 (2019) 3103–3113. doi:10.1007/s00216-019-01773-7.
  • M. Schwaiger, H. Schoeny, Y. El Abiead, G. Hermann, E. Rampler, G. Koellensperger
    Merging metabolomics and lipidomics into one analytical run
    Analyst. 144 (2019) 220–229. doi:10.1039/C8AN01219A.
  • M. Werneth, G. Koellensperger, S. Hann
    Analysis of Underivatized Amino Acids: Zwitterionic Hydrophilic Interaction Chromatography Combined with Triple Quadrupole Tandem Mass Spectrometry.
    Methods Mol. Biol. 2030 (2019) 395–402. doi:10.1007/978-1-4939-9639-1_29


  • G. Hermann, M. Schwaiger, P. Volejnik, G. Koellensperger
    13 C-labelled yeast as internal standard for LC–MS/MS and LC high resolution MS based amino acid quantification in human plasma
    J. Pharm. Biomed. Anal. 155 (2018) 329–334. doi:10.1016/j.jpba.2018.03.050.
  • M.H.M. Klose, S. Theiner, C. Kornauth, S.M. Meier-Menches, P. Heffeter, W. Berger, G. Koellensperger, B.K. Keppler
    Bioimaging of isosteric osmium and ruthenium anticancer agents by LA-ICP-MS
    Metallomics. 10 (2018) 388–396. doi:10.1039/C8MT00012C.
  • D. Heilos, C. Röhrl, C. Pirker, B. Englinger, D. Baier, T. Mohr, M. Schwaiger, S.M. Iqbal, S. van Schoonhoven, K. Klavins, T. Eberhart, U. Windberger, J. Taibon, S. Sturm, H. Stuppner, G. Koellensperger, R. Dornetshuber-Fleiss, W. Jäger, R. Lemmens-Gruber, W. Berger
    Altered membrane rigidity via enhanced endogenous cholesterol synthesis drives cancer cell resistance to destruxins

    Oncotarget. 9 (2018) 25661–25680. doi:10.18632/oncotarget.25432.
  • E. Rampler, H. Schoeny, B.M. Mitic, Y. El Abiead, M. Schwaiger, G. Koellensperger
    Simultaneous non-polar and polar lipid analysis by on-line combination of HILIC, RP and high resolution MS
    Analyst. (2018). doi:10.1039/C7AN01984J.
  • L. Galvez, S. Theiner, M. Grabarics, C.R. Kowol, B.K. Keppler, S. Hann, G. Koellensperger
    Critical assessment of different methods for quantitative measurement of metallodrug-protein associations
    Anal. Bioanal. Chem. 410 (2018) 7211–7220. doi:10.1007/s00216-018-1328-8.
  • S. Theiner, M. Grabarics, L. Galvez, H.P. Varbanov, N.S. Sommerfeld, M. Galanski, B.K. Keppler, G. Koellensperger
    The impact of whole human blood on the kinetic inertness of platinum( iv) prodrugs – an HPLC-ICP-MS study
    Dalt. Trans. 47 (2018) 5252–5258. doi:10.1039/C7DT04537A.
  • T. Mairinger, W. Wegscheider, D.A. Peña, M.G. Steiger, G. Koellensperger, J. Zanghellini, S. Hann
    Comprehensive assessment of measurement uncertainty in 13C-based metabolic flux experiments
    Anal. Bioanal. Chem. 410 (2018) 3337–3348. doi:10.1007/s00216-018-1017-7.
  • L.M. Frensemeier, J. Mayr, G. Koellensperger, B.K. Keppler, C.R. Kowol, U. Karst
    Structure elucidation and quantification of the reduction products of anticancer Pt prodrugs by electrochemistry/mass spectrometry (EC-MS)
    Analyst. 143 (2018) 1997–2001. doi:10.1039/C8AN00258D.
  • K. Pelivan, L.M. Frensemeier, U. Karst, G. Koellensperger, P. Heffeter, B.K. Keppler, C.R. Kowol
    Comparison of metabolic pathways of different Α-N-heterocyclic thiosemicarbazones
    Anal. Bioanal. Chem. 410 (2018) 2343–2361. doi:10.1007/s00216-018-0889-x.
  • M.H.M. Klose, A. Schöberl, P. Heffeter, W. Berger, C.G. Hartinger, G. Koellensperger, S.M. Meier-Menches, B.K. Keppler
    Serum-binding properties of isosteric ruthenium and osmium anticancer agents elucidated by SEC–ICP–MS
    Monatshefte Für Chemie - Chem. Mon. 149 (2018) 1719–1726. doi:10.1007/s00706-018-2280-1.
  • E. Rampler, A. Criscuolo, M. Zeller, Y. El Abiead, H. Schoeny, G. Hermann, E. Sokol, K. Cook, D.A. Peake, B. Delanghe, G. Koellensperger
    A Novel Lipidomics Workflow for Improved Human Plasma Identification and Quantification Using RPLC-MSn Methods and Isotope Dilution Strategies
    Anal. Chem. 90 (2018) 6494–6501. doi:10.1021/acs.analchem.7b05382.
  • C. Guijas, J.R. Montenegro-Burke, X. Domingo-Almenara, A. Palermo, B. Warth, G. Hermann, G. Koellensperger, T. Huan, W. Uritboonthai, A.E. Aisporna, D.W. Wolan, M.E. Spilker, H.P. Benton, G. Siuzdak
    METLIN: A Technology Platform for Identifying Knowns and Unknowns
    Anal. Chem. 90 (2018) 3156–3164. doi:10.1021/acs.analchem.7b04424


  • Michaela Schwaiger, Evelyn Rampler, Gerrit Hermann, Walter Miklos, Walter Berger, Gunda Koellensperger
    Anion-Exchange Chromatography Coupled to High-Resolution Mass Spectrometry: A Powerful Tool for Merging Targeted and Non-targeted Metabolomics
  • Rugova, A., Puschenreiter, M., Koellensperger, G., Hann, S.
    Elucidating rhizosphere processes by mass spectrometry – A review

    Analytica Chimica Acta 956, pp. 1-13
  • Ortmayr, K., Charwat, V., Kasper, C., Hann, S., Koellensperger, G.
    Uncertainty budgeting in fold change determination and implications for non-targeted metabolomics studies in model systems

    Analyst 142(1), pp. 80-90
  • S. Theiner, S.J.M. Van Malderen, T. Van Acker, A. Legin, B.K. Keppler, F. Vanhaecke, G. Koellensperger
    Fast High-Resolution Laser Ablation-Inductively Coupled Plasma Mass Spectrometry Imaging of the Distribution of Platinum-Based Anticancer Compounds in Multicellular Tumor Spheroids
    Anal. Chem. 89 (2017) 12641–12645. doi:10.1021/acs.analchem.7b02681.
  • J. Mayr, P. Heffeter, D. Groza, L. Galvez, G. Koellensperger, A. Roller, B. Alte, M. Haider, W. Berger, C.R. Kowol, B.K. Keppler
    An albumin-based tumor-targeted oxaliplatin prodrug with distinctly improved anticancer activity in vivo
    Chem. Sci. 8 (2017) 2241–2250. doi:10.1039/C6SC03862J.
  • N.S. Sommerfeld, D. Strohhofer, K. Cseh, S. Theiner, M.A. Jakupec, G. Koellensperger, M. Galanski, B.K. Keppler
    Platinum(IV) Complexes Featuring Axial Michael Acceptor Ligands - Synthesis, Characterization, and Cytotoxicity
    Eur. J. Inorg. Chem. 2017 (2017) 4049–4054. doi:10.1002/ejic.201700753.
  • B. Schoenhacker-Alte, T. Mohr, C. Pirker, K. Kryeziu, P.-S. Kuhn, A. Buck, T. Hofmann, C. Gerner, G. Hermann, G. Koellensperger, B.K. Keppler, W. Berger, P. Heffeter
    Sensitivity towards the GRP78 inhibitor KP1339/IT-139 is characterized by apoptosis induction via caspase 8 upon disruption of ER homeostasis
    Cancer Lett. 404 (2017) 79–88. doi:10.1016/j.canlet.2017.07.009.
  • R.F.S. Lee, S. Theiner, A. Meibom, G. Koellensperger, B.K. Keppler, P.J. Dyson
    Application of imaging mass spectrometry approaches to facilitate metal-based anticancer drug research
    Metallomics. 9 (2017) 365–381. doi:10.1039/C6MT00231E.
  • K. Pelivan, L. Frensemeier, U. Karst, G. Koellensperger, B. Bielec, S. Hager, P. Heffeter, B.K. Keppler, C.R. Kowol
    Understanding the metabolism of the anticancer drug Triapine: electrochemical oxidation, microsomal incubation and in vivo analysis using LC-HRMS
    Analyst. 142 (2017) 3165–3176. doi:10.1039/C7AN00902J.


  • M. Vitkova, G. Koellensperger, S. Hann
    Environmental Speciation of Platinum Emissions from Chemotherapy
    Metallomics, Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim, Germany, 2016: pp. 305–317. doi:10.1002/9783527694907.ch10.
  • Bamonti, L., Theiner, S., Rohr-Udilova, N., Keppler, B.K., Koellensperger, G.
    Accurate high throughput quantification of selenium in biological samples-the potential of combining isotope dilution ICP-tandem mass spectrometry with flow injection

    Journal of Analytical Atomic Spectrometry 31(11), pp. 2227-2232
  • Mairinger, T., Wozniak-Knopp, G., Rüker, F., Koellensperger, G., Hann, S.
    Element labeling of antibody fragments for ICP-MS based immunoassay

    Journal of Analytical Atomic Spectrometry 31(11), pp. 2330-2337
  • Goenaga-Infante, H., Koellensperger, G.
    It is time for a special issue dedicated to elemental speciation analysis
    Journal of Analytical Atomic Spectrometry 31(9), pp. 1704-1705
  • Koellensperger, G., Galanski, M., Keppler, B.K., Hann, S.
    Turbulent flow chromatography in combination with HPLC-ICP-MS for high-throughput analysis of free, intact metal based drugs in biomedical samples
    Journal of Analytical Atomic Spectrometry 31(9), pp. 1811-1817
  • Ortmayr, K., Causon, T.J., Hann, S., Koellensperger, G.
    Increasing selectivity and coverage in LC-MS based metabolome analysis

    Trends in Analytical Chemistry 82, pp. 358-366B
  • Bytzek, A.K., Koellensperger, G., Keppler, B.K., Hartinger, C.G.
    Biodistribution of the novel anticancer drug sodium trans-[tetrachloridobis(1H-indazole)ruthenate(III)] KP-1339/IT139 in nude BALB/c mice and implications on its mode of action
    Journal of Inorganic Biochemistry160, pp. 250-255
  • Pelivan, K., Miklos, W., Van Schoonhoven, S., (...), Kowol, C.R., Keppler, B.K.
    Differences in protein binding and excretion of Triapine and its Fe(III) complex
    Journal of Inorganic Biochemistry 160, pp. 61-69
  • Theiner, S., Schreiber-Brynzak, E., Jakupec, M. A., Galanski, M., Koellensperger, G., Keppler, B. K.
    LA-ICP-MS imaging in multicellular tumor spheroids – a novel tool in the preclinical development of metal-based anticancer drugs
    Metallomics, 2016 8(4), pp. 398-402
  • Hermann, G., Hyrup Møller, L., Gammelgaard, B., Hohlweg, J., Mattanovich, D., Hann, S., Koellensperger, G.
    In vivo synthesized 34S enriched amino acid standards for species specific isotope dilution of proteins
    Journal of Analytical Atomic Spectrometry, 31(9), pp. 1830-1835


  • H.G. Zechmeister, S. Hann, G. Koellensperger
    Monitoring of Platinum Group Element Deposition by Bryophytes

    Environ. Sci. Eng. (Subseries Environ. Sci., 2015: pp. 339–349. doi:10.1007/978-3-662-44559-4_21.
  • M. Vitkova, D.B. Chu, G. Koellensperger, S. Hann
    Speciation Analysis of Chloroplatinates
    Environ. Sci. Eng. (Subseries Environ. Sci., 2015: pp. 97–108. doi:10.1007/978-3-662-44559-4_7.
  • Rampler, E., Stranzl, T., Orban-Nemeth, Z., Hollenstein, D. M., Hudecz, O., Schlögelhofer, P., Mechtler, K.
    Comprehensive Cross-Linking Mass Spectrometry Reveals Parallel Orientation and Flexible Conformations of Plant HOP2−MND1
    Journal of Proteome Research, 2015; 14 (12), pp 5048-5062. 
  • Mairinger, T., Steiger, M., Nocon, J., Mattanovich, D., Koellensperger, G., Hann, S.
    Gas Chromatography-Quadrupole Time-of-Flight Mass Spectrometry-Based Determination of Isotopologue and Tandem Mass Isotopomer Fractions of Primary Metabolites for 13C-Metabolic Flux Analysis
    Analytical Chemistry, 87 (23), pp. 11792-11802. 
  • Neubauer, S., Chu, D.B., Marx, H., Sauer, M., Hann, S., Koellensperger, G.
    LC-MS/MS-based analysis of coenzyme A and short-chain acyl-coenzyme A thioesters
    Analytical and Bioanalytical Chemistry, 407 (22), pp. 6681-6688. 
  • Chu, D.B., Troyer, C., Mairinger, T., Ortmayr, K., Neubauer, S., Koellensperger, G., Hann, S.
    Isotopologue analysis of sugar phosphates in yeast cell extracts by gas chromatography chemical ionization time-of-flight mass spectrometry
    Analytical and Bioanalytical Chemistry, 407 (10), art. no. 8521, pp. 2865-2875. 
  • Hann, S., Dernovics, M., Koellensperger, G.
    Elemental analysis in biotechnology
    Current Opinion in Biotechnology, 31, pp. 93-100. 
  • Ortmayr, K., Hann, S., Koellensperger, G.
    Complementing reversed-phase selectivity with porous graphitized carbon to increase the metabolome coverage in an on-line two-dimensional LC-MS setup for metabolomics
    Analyst, 140 (10), pp. 3465-3473. 
  • Megson, Z.A., Pittenauer, E., Duda, K.A., Engel, R., Ortmayr, K., Koellensperger, G., Mach, L., Allmaier, G., Holst, O., Messner, P., Schäffer, C.
    Inositol-phosphodihydroceramides in the periodontal pathogen Tannerella forsythia: Structural analysis and incorporation of exogenous myo-inositol
    Biochimica et Biophysica Acta - Molecular and Cell Biology of Lipids, 1851 (11), pp. 1417-1427. 
  • Graf, M.M.H., Sucharitakul, J., Bren, U., Chu, D.B., Koellensperger, G., Hann, S., Furtmüller, P.G., Obinger, C., Peterbauer, C.K., Oostenbrink, C., Chaiyen, P., Haltrich, D.
    Reaction of pyranose dehydrogenase from Agaricus meleagris with its carbohydrate substrates
    FEBS Journal, 282 (21), pp. 4218-4241. 
  • Rußmayer, H., Buchetics, M., Gruber, C., Valli, M., Grillitsch, K., Modarres, G., Guerrasio, R., Klavins, K., Neubauer, S., Drexler, H., Steiger, M., Troyer, C., Al Chalabi, A., Krebiehl, G., Sonntag, D., Zellnig, G., Daum, G., Graf, A.B., Altmann, F., Koellensperger, G., Hann, S., Sauer, M., Mattanovich, D., Gasser, B.
    Systems-level organization of yeast methylotrophic lifestyle
    BMC Biology, 80 (13)
  • Pelivan, K., Miklos, W., van Schoonhoven, S., Koellensperger, G., Gille, L., Berger, W., Heffeter, P., Kowol, C.R., Keppler, B.K.
    Differences in protein binding and excretion of Triapine and its Fe(III) complex
    Journal of Inorganic Biochemistry 
  • Russmayer, H., Troyer, C., Neubauer, S., Steiger, M.G., Gasser, B., Hann, S., Koellensperger, G., Sauer, M., Mattanovich, D.
    Metabolomics sampling of Pichia pastoris revisited: Rapid filtration prevents metabolite loss during quenching
    FEMS Yeast Research, 15 (6) 
  • Ortmayr, K., Schwaiger, M., Hann, S., Koellensperger, G.
    An integrated metabolomics workflow for the quantification of sulfur pathway intermediates employing thiol protection with N-ethyl maleimide and hydrophilic interaction liquid chromatography tandem mass spectrometry
    Analyst, 140 (22), pp. 7687-7695. 
  • Schindlegger, Y., Oburger, E., Puschenreiter, M., Stingeder, G., Koellensperger, G., Hann, S.
    Speciation of 2′-deoxymugineic acid-metal complexes in top soil extracts by multi-modal stationary phase LC-ICP-MS
    Journal of Analytical Atomic Spectrometry, 30 (6), pp. 1345-1355. 
  • Miklos, W., Pelivan, K., Kowol, C.R., Pirker, C., Dornetshuber-Fleiss, R., Spitzwieser, M., Englinger, B., van Schoonhoven, S., Cichna-Markl, M., Koellensperger, G., Keppler, B.K., Berger, W., Heffeter, P.
    Triapine-mediated ABCB1 induction via PKC induces widespread therapy unresponsiveness but is not underlying acquired triapine resistance
    Cancer Letters, 361 (1), pp. 112-120.


  • Reduced quenching and extraction time for mammalian cells using filtration and syringe extraction  Hernández Bort, J.A., Shanmukam, V., Pabst, M., Windwarder, M., Neumann, L., Alchalabi, A., Krebiehl, G., Koellensperger, G., Hann, S., Sonntag, D., Altmann, F., Heel, C., Borth, N, Journal of Biotechnology, 2014,  DOI: 10.1016/j.jbiotec.2014.04.01
  • Nocon, J., Steiger, M. G., Pfeffer, M., Sohn, S. B., Kim, T. Y., Maurer, M., Russmayer, H., Pflügl, S., Haberhauer-Troyer, C., Ortmayr, K., Hann, S., Koellensperger, G., Gasser, B., Lee, S. Y., Mattanovich, D. (2014) Model based engineering of Pichia pastoris central metabolism enhances recombinant protein production. Metab. Eng., doi: 10.1016/j.ymben.2014.05.01
  • K. Ortmayr, J. Nocon, B. Gasser, D. Mattanovich, S. Hann, G. Koellensperger, Sample preparation workflow for LC-MS/MS based analysis of nicotinamide adenine dinucleotide phosphate cofactors in yeast, J. Sep. Sci., 2014 in press
  • K. Klavins, H. Drexler, S. Hann, G. Koellensperger, Quantitative Metabolite Profiling Utilizing Parallel Column Analysis for Simultaneous Reversed-Phase and Hydrophilic Interaction Liquid Chromatography Separations Combined with Tandem Mass Spectrometry, Anal. Chem., 2014, 86 (9), pp 4145–4150
  • Hermann, G., Heffeter, P., Kryeziu, K., Berger, W., Hann, S., Koellensperger, G., The study of reduced versus oxidized glutathione in cancer cell models employing isotopically labelled standards, (2014) Analytical Methods, 6 (9), pp. 3086-3094.
  • Klavins, K., Chu, D.B., Hann, S., Koellensperger, G. Fully automated on-line two-dimensional liquid chromatography in combination with ESI MS/MS detection for quantification of sugar phosphates in yeast cell extracts, (2014) Analyst, 139 (6), pp. 1512-1520.
  • Fischer, L., Zipfel, B., Koellensperger, G., Kovac, J., Bilz, S., Kunkel, A., Venzago, C., Hann, S. Flow injection combined with ICP-MS for accurate high throughput analysis of elemental impurities in pharmaceutical products according to USP <232>/<233>, (2014) Journal of Pharmaceutical and Biomedical Analysis, 95, pp. 121-129.
  • Guerrasio, R., Haberhauer-Troyer, C., Mattanovich, D., Koellensperger, G., Hann, S., Metabolic profiling of amino acids in cellular samples via zwitterionic sub-2 μm particle size HILIC-MS/MS and a uniformly 13C labeled internal standard Amino Acid Analysis, (2014) Analytical and Bioanalytical Chemistry, 406 (3), pp. 915-922.
  • Chu, D.B., Klavins, K., Koellensperger, G., Hann, S., Speciation analysis of sugar phosphates via anion exchange chromatography combined with inductively coupled plasma dynamic reaction cell mass spectrometry-optimization for the analysis of yeast cell extracts, (2014) Journal of Analytical Atomic Spectrometry, 29 (5), pp. 915-925.
  • Schindlegger, Y., Oburger, E., Gruber, B., Schenkeveld, W.D.C., Kraemer, S.M., Puschenreiter, M., Koellensperger, G., Hann, S., Accurate LC-ESI-MS/MS quantification of 2'-deoxymugineic acid in soil and root related samples employing porous graphitic carbon as stationary phase and a 13C4-labeled internal standard, (2014) Electrophoresis, 35 (9), pp. 1375-1385.
  • Mueller, L., Mairinger, T., Hermann, G., Koellensperger, G., Hann, S., Characterization of metal-tagged antibodies used in ICP-MS-based immunoassays, (2014) Analytical and Bioanalytical Chemistry, 406 (1), pp. 163-169.