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ABOUT JoVE

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Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

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Testimonials Subscriptions Access Resources Library Advisory Board FAQ

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JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

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Hülsemann Frank

5PUBLICATIONS

6CO-AUTHORS

Analytical spectrometryNutrigenomics and personalised nutritionAnimal reproduction and breeding

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Publications (5)

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|Jun 18, 2026

Identification of Synthetic Urine by Analysis of Stable Carbon and Nitrogen Isotope Ratios and Comparison to Established GC-MS/MS and LC-MS/MS Analysis.

|Jan 19, 2024

Changes in urinary stable nitrogen isotope ratios during controlled short-term energy deficit: a proof-of-principle analysis.

Paulina Wasserfurth, Frank Huelsemann, Karsten Koehler

|Oct 30, 2020

Excretion of 19-norandrosterone after consumption of boar meat.

Frank Hülsemann, Gregor Fußhöller, Christine Lehn

|Sep 20, 2018

Case Study: Atypical δ<sup>13</sup> C values of urinary norandrosterone.

Frank Hülsemann, Vassilios Gougoulidis, Thomas Schertel

|May 04, 2017

Do we excrete what we eat? Analysis of stable nitrogen isotope ratios of human urinary urea.

Frank Hülsemann, Karsten Koehler, Ulrich Flenker

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