title: Testosterone concentration in spermatic vein plasma of the developing ram.
mesh_terms: D000818:Animals; D002849:Chromatography, Gas; D008297:Male; D012756:Sheep / Q000254:growth & development*; D013091:Spermatogenesis; D013737:Testis / Q000098:blood supply / Q000254:growth & development* / Q000378:metabolism; D013739:Testosterone / Q000096:biosynthesis / Q000097:blood*; D014680:Veins
chemical_list: D013739:Testosterone