Boldione - Wikipedia
Boldione, also known as androstadienedione or 1-dehydroandrostenedione, as well as 1,4-androstadiene-3,17-dione, is an important industrial precursor for various steroid hormones. [1] In the United States the chemical is regulated as a Schedule III Controlled Substance.
5 Things Athletes Should Know About Boldenone | USADA
2020年4月9日 · Boldenone is an anabolic androgenic steroid and synthetic derivative of testosterone that was originally developed for veterinary use but has since become one of the more common performance-enhancing drugs that athletes test positive for in sport.
Metabolism of boldione in humans by mass spectrometric
Boldione is an anabolic androgenic steroid (AAS) related to boldenone, androstenedione, and testosterone bearing two double bonds in C1 and C4 positions. Boldione is rapidly transformed to the well-known AAS boldenone, being both compounds included in the list of prohibited substances and methods pu ….
Metabolism of boldione in humans by mass spectrometric …
2013年11月20日 · Boldione is an anabolic androgenic steroid (AAS) related to boldenone, androstenedione, and testosterone bearing two double bonds in C1 and C4 positions.
Bioformation of boldenone and related precursors/metabolites ... - PubMed
Boldenone (1-dehydrotestosterone) is an exogenous anabolic-androgenic steroid (AAS) but is also known to be endogenous in the entire male horse and potentially formed by microbes in voided urine, the gastrointestinal tract, or feed resulting in its detection in urine samples.
Diversity of Plant Sterols Metabolism: The Impact on Human …
2021年5月12日 · The research purposed to determine the influence of plant sterols on the excretion rate and to determine that the origination of excreted anabolic steroids (in particular, boldione) demonstrated the presence of anabolic steroids in both control and tested groups who were administrated with plant sterols.
Detection and characterization of urinary metabolites of boldione …
2012年10月23日 · The occurrence of boldione metabolites conjugated with cysteine and N-acetylcysteine in human urine was evaluated. Methods based on precursor ion scan of the protonated aminoacid (m/z 122 and m/z 1...
Detection and characterization of urinary metabolites of boldione …
2012年10月22日 · Boldione (1,4-androstadien-3,17-dione) is included in the list of prohibited substances, issued by the World Anti-Doping Agency (WADA). Endogenous production of low concentrations of boldione has also been reported. The objective of this study was to assess boldione metabolism in humans.
(PDF) Detection and characterization of urinary metabolites of boldione …
The indirect detection of these metabolites has been found to be useful for the anti-doping control field since they can improve the detection of endogenous steroid misuse in some scenarios. [22,23] Boldione (1,4-androstadien-3,17-dione) is a prohormone marketed as …
Excretion of endogenous boldione in human urine: Influence of ...
2009年10月1日 · Boldenone (17-hydroxy-androsta-1,4-diene-3-one, Bol) and boldione (androst-1,4-diene-3,17-dione, ADD), are currently listed as exogenous anabolic steroids by the World Anti-Doping Agency. However, it has been reported …
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