Results 31 to 40 of about 1,889 (171)

Lead Astray? The Hidden Contaminants in Australian Anabolic-Androgenic Steroid Market and Their Potential Health Impact. [PDF]

Drug Alcohol Rev
ABSTRACT Introduction Unregulated anabolic–androgenic steroid (AAS) markets are a global phenomenon with significant variability in product composition and purity. This study aimed to determine the chemical composition of AAS sold in Australia. Methods This study analysed anonymously donated AAS samples.
Craven A, Ferris J, Nielsen S, Piatkowski T.   +3 more
europepmc   +2 more sources

PDE7B is involved in nandrolone decanoate hydrolysis in liver cytosol and its transcription is up-regulated by androgens in HepG2

Frontiers in Pharmacology, 2014
Most androgenic drugs are available as esters for a prolonged depot action. However the enzymes involved in the hydrolysis of the esters have not been identified.
Emmanuel eStrahm, Anders eRane, Lena eEkström   +2 more
doaj   +1 more source

Morphometric analysis and redox state of the testicles in nandrolone decanoate and swimming treated adult male rats

Basic and Clinical Andrology, 2021
Résumé Contexte Au cours des dernières décennies, l’abus de stéroïdes androgéniques anabolisants (SAA) est devenu populaire parmi les athlètes professionnels et récréatifs. L’abus des SAA conduit à une diminution des niveaux d’hormones sexuelles, mais la
Jasmina Sretenovic, Jovana Joksimovic Jovic, Ivan Srejovic, Vladimir Zivkovic, Katarina Mihajlovic, Milica Labudovic-Borovic, Svetlana Trifunovic, Verica Milosevic, Dejan Lazic, Sergey Bolevich, Vladimir Jakovljevic, Zoran Milosavljevic   +11 more
doaj   +1 more source

Enhanced Transport of Nandrolone Decanoate Drug by Human Serum Albumin in Presence of [BMIM]PF6 and [BMIM]BF4

Acta Chimica Slovenica, 2018
The interaction of nandrolone decanoate drug dissolved in (2%) [BMIM]BF4 or [BMIM]PF6  with human serum albumin (HSA) at different temperatures in the range of 285 – 310 K was examined by fluorescence quenching.
Zeyad J. Yasseen, Salman M. Saadeh, hazem M. Abu Shawish   +2 more
doaj   +1 more source

Vascular adaptive responses to physical exercise and to stress are affected differently by nandrolone administration

Brazilian Journal of Medical and Biological Research, 2011
Androgenic anabolic steroid, physical exercise and stress induce cardiovascular adaptations including increased endothelial function. The present study investigated the effects of these conditions alone and in combination on the vascular responses of ...
T. Bruder-Nascimento, S. Cordellini
doaj   +2 more sources

The Effect of Eight Weeks Resistance Training with Two Doses of Crocin Consumption on Catalase and Glutathione Peroxidase in Kidney Tissue of Nandrolone Poisoned Rats [PDF]

Journal of Advanced Biomedical Sciences, 2019
Background & Objective: The use of anabolic steroids causes damage to various tissues, including the kidneys. Aim of present study was to investigate the effect of resistance training with consumption of crocin on catalase and glutathione peroxidase in ...
esfandiar heydari, ali hosseini, mohammad ali azarbayjani   +2 more
doaj  

Dried blood spot analysis in antidoping: Technical challenges, analytical advances, and future perspectives

Bulletin of the Korean Chemical Society, Volume 47, Issue 6, Page 674-688, June 2026.
Dried blood spot (DBS) analysis enables minimally invasive blood collection with strong analyte stability and simplified logistics, supporting anti‐doping applications beyond traditional matrices. Recent advances address hematocrit, volume variability, and matrix effects while expanding coverage to steroid esters, World Anti‐Doping Agency‐listed ...
Jihyun Yoon, Jiyeong Hong, Hanbin Oh, Chi Hwan Lee, Ki Hun Kim   +4 more
wiley   +1 more source

Exogenous Versus Endogenous Nandrolone in Doping Investigations: A Systematic Literature Review

Applied Sciences
Nandrolone, or 19-nortestosterone, is an anabolic steroid derived from testosterone, known for its androgenic and anabolic effects. Often used illicitly by athletes to boost performance, its use is banned by the World Anti-Doping Agency (WADA) in and out
Roberto Scendoni, Giulia Ricchezze, Gianmario Mietti, Alice Cerioni, Rino Froldi, Mariano Cingolani, Erika Buratti, Marta Cippitelli   +7 more
doaj   +1 more source

Annual Banned‐Substance Review 18th Edition—Analytical Approaches in Human Sports Drug Testing 2024/2025

Drug Testing and Analysis, Volume 18, Issue 4, Page 458-482, April 2026.
New insights into drug metabolism, distribution, elimination, and detection assays for drugs and methods of sports doping published between 2024 and 2025 are critically reviewed and evaluated in context with the Prohibited List 2025 as established by the World Anti‐Doping Agency.
Mario Thevis, Tiia Kuuranne, Hans Geyer
wiley   +1 more source

Direct Ambient Mass Spectrometry for Food, Beverage, and Agricultural Sample Analysis and Research

Mass Spectrometry Reviews, Volume 45, Issue 2, Page 429-452, March/April 2026.
ABSTRACT Ambient and direct mass spectrometry (MS) methods are becoming increasingly used for the rapid analysis of food, beverage and agricultural samples. Novel ionization approaches combined with targeted, or untargeted workflows provide analytical outcomes within a greatly reduced time period compared to traditional separation science coupled with ...
Leigh M. Schmidtke, Liang Jiang, Morphy Dumlao, William A. Donald   +3 more
wiley   +1 more source