Androstenedione

4-Androstene-3,17-dione; delta-4-Androstenedione; 4 Androstene 3,17 dione; delta 4 Androstenedione
A delta-4 C19 steroid that is produced not only in the TESTIS, but also in the OVARY and the ADRENAL CORTEX. Depending on the tissue type, androstenedione can serve as a precursor to TESTOSTERONE as well as ESTRONE and ESTRADIOL.