title: Endogenous testosterone concentrations in rat testis interstitial tissue and seminiferous tubules during in vitro incubation.
mesh_terms: D000818:Animals; D006651:Histocytochemistry; D006652:Histological Techniques; D007985:Leydig Cells / Q000032:analysis*; D008297:Male; D009924:Organ Culture Techniques; D051381:Rats; D011919:Rats, Inbred Strains; D012669:Seminal Vesicles / Q000032:analysis*; D013091:Spermatogenesis; D013737:Testis / Q000032:analysis*; D013739:Testosterone / Q000032:analysis* / Q000502:physiology; D014316:Tritium
chemical_list: D014316:Tritium; D013739:Testosterone