fetal tracts ( 15/batch ) containing genital ducts and urogenital sinus from male , female , and testosterone-exposed ( 40 mg/kg.day , from days 13-17 of gestation ) female embryonic mice on day 18 of gestation were fractionated using bio-rad p-100 gel filtration , deae-cellulose , and carboxymethyl-sephadex chromatography .
C0039601
testosterone
C0032961
gestation