Results 211 to 220 of about 466,701 (287)

Sports Supplement Analysis Survey for the Prevalence of WADA Prohibited Substances in the Australian Online Marketplace

open access: yesDrug Testing and Analysis, EarlyView.
A survey of 200 sports supplements purchased online in Australia and analysed for WADA Prohibited Substances. Athlete education regarding the use of sports supplements remains a high priority as 35% of the products contained WADA Prohibited Substances. ABSTRACT Sports supplements are used extensively by people involved in competitive sports. However, a
Louise Barker   +4 more
wiley   +1 more source

Surface Wipe Sampling of Hazardous Medicinal Products: A European Interlaboratory Comparison Study

open access: yesDrug Testing and Analysis, EarlyView.
This study aimed to conduct an interlaboratory comparison (ILC) program to evaluate the performance of European laboratories in detecting hazardous medicinal products (HMPs) from surface wipe samples, using their own sampling and analytical methods.
Roland B. van den Berg   +11 more
wiley   +1 more source

Avoid Falsely Accusing Female Athletes Who Use Levonorgestrel of Doping

open access: yesDrug Testing and Analysis, EarlyView.
Levonorgestrel, a hormonal contraceptive, metabolises to 18‐methyl‐19‐noretiocholanolone which is also the main metabolite of the prohibited substance 18‐methyl‐19‐nortestosterone. Analysing for levonorgestrel and/or tetrahydronorgestrel is essential to avoid misinterpreting 18‐methyl‐19‐noretiocholanolone findings.
Alexander Andersson   +3 more
wiley   +1 more source

Post‐Mortem Identification and Toxicological Findings of Fluetonitazepyne and Isotonitazepyne

open access: yesDrug Testing and Analysis, EarlyView.
In early 2025, five death cases in Finland tested positive for fluetonitazepyne and one for isotonitazepyne in urine drug screening. A peak corresponding to O‐dealkylated fluetonitazepyne, the 4‐OH‐nitazepyne metabolite, was present in all fluetonitazepyne‐positive urine samples and was later used in the identification of isotonitazepynein one fatal ...
Pirkko Kriikku   +3 more
wiley   +1 more source

Detection of a Single Microdose of Testosterone and Recombinant EPO in Healthy Volunteers

open access: yesDrug Testing and Analysis, EarlyView.
Exogenous T was detected with IRMS regardless of T/E elevation—high serum T indicative for IRMS. rhEPO was detected in urine for 72 h in ITP and CP, and Tasso showed less sensitivity than previous DBS devices tested. ABSTRACT Doping with testosterone (T) and erythropoietin (EPO) in low doses (micro‐doping) is a challenge to detect.
Carmel Heiland   +5 more
wiley   +1 more source

More Than Metrics: A Meaningful Approach to DEI Milestones. [PDF]

open access: yesAnn Fam Med
Wheat SJG   +2 more
europepmc   +1 more source

Long‐Term Stability of Ethyl Glucuronide in Hair: A 10‐Year Retrospective Analysis of 909 Samples by LC–MS/MS

open access: yesDrug Testing and Analysis, EarlyView.
EtG hair analysis has a standard method for detecting alcohol abuse. In this study, we assessed the long‐term stability of EtG in hair stored up to 10 years. A total of 909 samples originally analyzed between 2013 and 2022 were re‐tested in 2023 by LC‐MS/MS.
Sara Casati   +6 more
wiley   +1 more source

Home - About - Disclaimer - Privacy