title: Testosterone and spermatogenesis.
mesh_terms: D000818:Animals; D007016:Hypophysectomy; D007985:Leydig Cells / Q000502:physiology; D008297:Male; D051381:Rats; D013091:Spermatogenesis; D013737:Testis / Q000502:physiology*; D013739:Testosterone / Q000502:physiology*
chemical_list: D013739:Testosterone