Author/Creator: Ahrens, Brian - British Library Electronic Legal Deposit Catalogue-Journal Issues and Articles Search Results

Author/Creator Ahrens, Brian

1. AICAr to SAICAr ratio can serve as additional marker of AICAr use. Issue 11 (16th November 2022)

Authors:: Sobolevsky, Tim; Piper, Thomas; Ahrens, Brian; Thevis, Mario
Journal:: Drug testing and analysis
Issue:: Volume 14:Issue 11/12(2022)
Page Start:: 2017
Record Type:: Journal Article
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2. Biotin as a masking agent in chorionic gonadotropin assays utilizing biotinylated antibodies. Issue 11 (27th August 2021)

Authors:: Sobolevsky, Tim; Ahrens, Brian
Journal:: Drug testing and analysis
Issue:: Volume 13:Issue 11/12(2021)
Page Start:: 1929
Record Type:: Journal Article
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3. Chromatographic‐mass spectrometric analysis of the urinary metabolite profile of chlorphenesin observed after dermal application of chlorphenesin‐containing sunscreen. (19th September 2021)

Authors:: Rubio, Ana; Görgens, Christian; Krug, Oliver; Okano, Masato; Fedoruk, Matthew; Ahrens, Brian; Geyer, Hans; Thevis, Mario
Journal:: Rapid communications in mass spectrometry
Issue:: Volume 35:Number 21(2021)
Page Start:: n/a
Record Type:: Journal Article
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4. High‐throughput liquid chromatography tandem mass spectrometry assay as initial testing procedure for analysis of total urinary fraction. Issue 2 (2nd September 2020)

Authors:: Sobolevsky, Tim; Ahrens, Brian
Journal:: Drug testing and analysis
Issue:: Volume 13:Issue 2(2021)
Page Start:: 283
Record Type:: Journal Article
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5. Inter-Laboratory Agreement of Insulin-like Growth Factor 1 Concentrations Measured Intact by Mass Spectrometry. (17th February 2020)

Authors:: Moncrieffe, Danielle; Cox, Holly D; Carletta, Samantha; Becker, Jessica O; Thomas, Andreas; Eichner, Daniel; Ahrens, Brian; Thevis, Mario; Bowers, Larry D; Cowan, David A; Hoofnagle, Andrew N
Journal:: Clinical chemistry
Issue:: Volume 66:Number 4(2020)
Page Start:: 579
Record Type:: Journal Article
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6. Isotopically labeled boldenone as a better marker of derivatization efficiency for improved quality control in anti‐doping analysis. Issue 2 (26th December 2018)

Authors:: Sobolevsky, Tim; Kucherova, Yulia; Ahrens, Brian
Journal:: Drug testing and analysis
Issue:: Volume 11:Issue 2(2019)
Page Start:: 336
Record Type:: Journal Article
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7. Measurement of urinary cobalt as its complex with 2‐(5‐chloro‐2‐pyridylazo)‐5‐diethylaminophenol by liquid chromatography–tandem mass spectrometry for the purpose of anti‐doping control. Issue 6 (27th January 2021)

Authors:: Sobolevsky, Tim; Ahrens, Brian
Journal:: Drug testing and analysis
Issue:: Volume 13:Issue 6(2021)
Page Start:: 1145
Record Type:: Journal Article
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8. Urinary concentrations of AICAR and mannitol in athlete population. Issue 3 (4th January 2019)

Authors:: Sobolevsky, Tim; Ahrens, Brian
Journal:: Drug testing and analysis
Issue:: Volume 11:Issue 3(2019)
Page Start:: 530
Record Type:: Journal Article
View Content:: Available online (eLD content is only available in our Reading Rooms) ↗