Publications by authors named "Jakob Steff"

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Overcoming the Challenge of Confident Identification Among Two Related Groups of 17-Methyl Steroids by GC-MS.
Jakob Steff, Xavier de la Torre, Francesco Botrè, Maria Kristina Parr

J Sep Sci· December 2025

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Reduced and rearranged metabolite structures after metandienone administration: New promising metabolites for potential long-term detection.
Jakob Steff, Francesco Molaioni, Nils Schlörer, Xavier de la Torre, Matthias Bureik

J Steroid Biochem Mol Biol· October 2025

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Same, but different: Variations in fragment ions among stereoisomers of a 17α-methyl steroid in gas chromatography/electron ionization mass spectrometry.
Jakob Steff, Maria K Parr

Rapid Commun Mass Spectrom· January 2025

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Characterization and quantitation of a sulfoconjugated metabolite for detection of methyltestosterone misuse and direct identification by LC-MS.
Yanan Sun, Ginevra Giacomello, Ulrich Girreser, Jakob Steff, Matthias Bureik

J Steroid Biochem Mol Biol· September 2024

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Crossing the Border: From Keto- to Imine Reduction in Short-Chain Dehydrogenases/Reductases.
Sebastian Roth, Peter Stockinger, Jakob Steff, Simon Steimle, Viktor Sautner

Chembiochem· September 2020

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