Andrea Eva Steuer

All papers authored by Andrea Eva Steuer

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2021 Andrea Eva Steuer

Untargeted metabolomics approaches to improve casework in clinical and forensic toxicology—“Where are we standing and where are we heading?”

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Milena M. Madry

, Sandra N. Poetzsch

, Andrea E. Steuer

, Thomas Kraemer

, Markus R. Baumgartner

Significance of Metabolite Ratios in the Interpretation of Segmental Hair Testing Results—Differentiation of Single from Chronic Morphine Use in a Case Series

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Andrea E. Steuer

, Justine Raeber, Fabio Simbuerger, Dario A. Dornbierer, Oliver G. Bosch, Boris B. Quednow, Erich Seifritz, Thomas Kraemer

Towards Extending the Detection Window of Gamma-Hydroxybutyric Acid—An Untargeted Metabolomics Study in Serum and Urine Following Controlled Administration in Healthy Men

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2020 Lisa Eisenbeiss

, Tina M. Binz, Markus R. Baumgartner, Thomas Kraemer

, Andrea E. Steuer

Towards Best Practice in Hair Metabolomic Studies: Systematic Investigation on the Impact of Hair Length and Color

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Andrea E. Steuer

, Daria Kaelin, Martina I. Boxler, Lisa Eisenbeiss, Friederike Holze, Patrick Vizeli

, Joanna Czerwinska, Paul I. Dargan, Vincenzo Abbate

, Matthias E. Liechti

, Thomas Kraemer

Comparative Untargeted Metabolomics Analysis of the Psychostimulants 3,4-Methylenedioxy-Methamphetamine (MDMA), Amphetamine, and the Novel Psychoactive Substance Mephedrone after Controlled Drug Administration to Humans

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Lana Brockbals, Sandra N. Staeheli, Dominic Gascho, Lars C. Ebert, Thomas Kraemer

, Andrea E. Steuer

Time- and Site-dependent Postmortem Redistribution of Antidepressants and Neuroleptics in Blood and Alternative Matrices

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Lana Brockbals

, Sandra N. Staeheli

, Thomas Kraemer

, Andrea E. Steuer

Postmortem metabolomics: Correlating time‐dependent concentration changes of xenobiotic and endogenous compounds

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Lisa Eisenbeiss, Tina M. Binz

, Markus R. Baumgartner

, Thomas Kraemer

, Andrea Eva Steuer

Cheating on forensic hair testing? Detection of potential biomarkers for cosmetically altered hair samples using untargeted hair metabolomics

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2019 Lisa Eisenbeiss

, Tina M. Binz

, Markus R. Baumgartner

, Andrea E. Steuer

, Thomas Kraemer

A possible new oxidation marker for hair adulteration: Detection of PTeCA (1H‐pyrrole‐2,3,4,5‐tetracarboxylic acid) in bleached hair

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Lana Brockbals, Thomas Kraemer

, Andrea E. Steuer

Analytical considerations for postmortem metabolomics using GC-high-resolution MS

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Lisa Eisenbeiss, Andrea E. Steuer

, Tina M. Binz, Markus R. Baumgartner, Thomas Kraemer

(Un)targeted hair metabolomics: first considerations and systematic evaluation on the impact of sample preparation

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This paper was not found in any repository; the policy of its publisher is unknown or unclear.

Robert Erne, Laetitia Bernard

, Andrea E. Steuer

, Markus R. Baumgartner, Thomas Kraemer

Hair Analysis: Contamination versus Incorporation from the Circulatory System—Investigations on Single Hair Samples Using Time-of-Flight Secondary Ion Mass Spectrometry and Matrix-Assisted Laser Desorption/Ionization Mass Spectrometry

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Andrea E. Steuer

, Justine Raeber, Christian Steuer, Martina I. Boxler, Dario A. Dornbierer, Oliver G. Bosch, Boris B. Quednow, Erich Seifritz, Thomas Kraemer

Identification of new urinary gamma‐hydroxybutyric acid markers applying untargeted metabolomics analysis following placebo‐controlled administration to humans

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2018 Martina I. Boxler, Tom D. Schneider, Thomas Kraemer

, Andrea E. Steuer

Analytical considerations for (un)‐targeted metabolomic studies with special focus on forensic applications

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Andrea E. Steuer

, Dominique Kamber, Thomas Kraemer

Evaluation of endogenous urinary biomarkers for indirect detection of urine adulteration attempts by five different chemical adulterants in mass spectrometry methods

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Andrea E. Steuer

, Kim Arnold, Dominique Kamber, Thomas Kraemer

Suitability evaluation of new endogenous biomarkers for the identification of nitrite-based urine adulteration in mass spectrometry methods

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Martina I. Boxler, Gabriel L. Streun, Matthias E. Liechti, Yasmin Schmid, Thomas Kraemer

, Andrea E. Steuer

Human Metabolome Changes after a Single Dose of 3,4-Methylenedioxymethamphetamine (MDMA) with Special Focus on Steroid Metabolism and Inflammation Processes

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Marco P. Elmiger, Michael Poetzsch, Andrea E. Steuer

, Thomas Kraemer

Parameter Optimization for Feature and Hit Generation in a General Unknown Screening Method—Proof of Concept Study Using a Design of Experiment Approach for a High Resolution Mass Spectrometry Procedure after Data Independent Acquisition

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2017 Sandra N. Staeheli

, Martina I. Boxler, Andrea Oestreich, Michelle Marti, Dominic Gascho, Stephan A. Bolliger, Thomas Kraemer

, Andrea E. Steuer

Postmortem distribution and redistribution of MDAI and 2-MAPB in blood and alternative matrices

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Martina I. Boxler, Matthias E. Liechti, Yasmin Schmid, Thomas Kraemer

, Andrea E. Steuer

First Time View on Human Metabolome Changes after a Single Intake of 3,4-Methylenedioxymethamphetamine in Healthy Placebo-Controlled Subjects

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All papers authored by Andrea Eva Steuer