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Drug Test
  • January 14, 2025

Establishing effective interpretation criteria in hair analysis to distinguish between passive and active cocaine exposure: Insights from authentic hair samples collected from professional individuals exposed to cocaine

Hair analysis for detecting cocaine can be challenging due to the need to differentiate between active use and passive contamination.…
Drug Test
  • January 14, 2025

Endogenous nature of estra‐4,9‐diene‐3,17‐dione in entire male horses

This paper describes the detection of endogenous dienedione in entire male horses and investigates the possible conjugation of dienedione by…
Drug Test
  • January 14, 2025

A direct analysis method using sheath flow probe electrospray ionisation‐mass spectrometry (sfPESI‐MS) to detect drug residues from fingerprint forensic gel lifts

Sheath-flow probe electrospray ionisation mass spectrometry is applied to detect drug residues from forensic gel-lifted latent fingerprints. The sfPESI surface…
Drug Test
  • January 14, 2025

Plasma drug screening using paper spray mass spectrometry with integrated solid phase extraction

Abstract Drug overdoses have risen dramatically in recent years. We developed a simple nontargeted method using a disposable paper spray…
Drug Test
  • January 14, 2025

Systematic web monitoring of drug test subversion strategies in the United States

Systematic web monitoring of online discussions was used to investigate strategies to subvert drug testing. Urine specimens are often substituted…
Drug Test
  • January 14, 2025

Simultaneous quantitation and identification of intact Nandrolone phase II oxo‐metabolites based on derivatization and inject LC–MS/(HRMS) methodology

Accurate and convenient analysis of the intact phase II oxo-metabolites of nandrolone under the provisions of WADA’s TD2023IDCR was accomplished…
Drug Test
  • January 14, 2025

Infant exposure to drugs of abuse investigated by hair analysis

A retrospective study was performed on hair analysis of children under 1 year of age. Based on the presence or…
Drug Test
  • January 14, 2025

Analytical and behavioral characterization of 1‐dodecanoyl‐LSD (1DD‐LSD)

The development of novel lysergamides provides new opportunities for extending the understanding of their structure–activity relationships. At the same time,…
Drug Test
  • January 7, 2025

A New Oxygen Carrier for Therapeutic Applications

The different applications of M101, a giant hemoglobin extracted from Arenicola marina. ABSTRACT The natural extracellular hemoglobin of the lugworm…
Drug Test
  • January 6, 2025

The Impact of Triptorelin on Hormone Levels in Human and Its Metabolite Confirmation Using Liquid Chromatography–Ion Trap/Time‐of‐Flight Mass Spectrometry (LC/MS‐IT‐TOF) and Liquid Chromatography–Orbitrap (LC‐Orbitrap) for Doping Control Ana

Triptorelin (5–10) confirmation using LC/MS-IT-TOF and LC-Orbitrap can be used as evidence of triptorelin abuse in doping control. ABSTRACT Triptorelin,…