Androstenedione, or 4-androstenedione (abbreviated as A4 or Δ4-dione), also known as androst-4-ene-3,17-dione, is an endogenous weak androgen steroid...

Androstenedione may refer to: 4-Androstenedione (androst-4-ene-3,17-dione) – an endogenous weak androgen and estrogen and intermediate to/prohormone of...

1-Androstenedione, or 5α-androst-1-ene-3,17-dione, also known as 4,5α-dihydro-δ1-4-androstenedione, is a synthetic androgen and anabolic steroid. It is...

Androvax, also known as androstenedione:human serum albumin conjugate, is an immunogen and vaccine against androstenedione that is used in veterinary medicine...

amounts of androstenedione are produced in hyena ovarian tissues with little aromatase activity allowing the placenta to convert androstenedione to testosterone...

5-Androstenedione is structurally similar to 4-androstenedione, with the exception of the position of a carbon-carbon double bond. 4-Androstenedione is...

19-Nor-5-androstenedione, also known as estr-5-ene-3,17-dione, is a synthetic, orally active anabolic-androgenic steroid (AAS) and a derivative of 19-nortestosterone...

major androgen in males is testosterone. Dihydrotestosterone (DHT) and androstenedione are of equal importance in male development. DHT in utero causes differentiation...

took androstenedione, a metabolic precursor of testosterone, in the previous 10-to-12 hours before being tested. Smith denied this and androstenedione was...

only weak androgenic properties. In the early 2000s, contamination of androstenedione products with traces of bolandione caused false positives for doping...