title: [Plasma and testicular androgens during aging in guinea pigs].
mesh_terms: D000311:Adrenal Glands / Q000033:anatomy & histology; D000375:Aging; D000735:Androstenedione / Q000032:analysis* / Q000097:blood; D000818:Animals; D001835:Body Weight; D004822:Epididymis / Q000033:anatomy & histology; D006168:Guinea Pigs; D008297:Male; D009929:Organ Size; D012669:Seminal Vesicles / Q000033:anatomy & histology; D013091:Spermatogenesis; D013737:Testis / Q000032:analysis* / Q000033:anatomy & histology; D013739:Testosterone / Q000032:analysis* / Q000097:blood
chemical_list: D013739:Testosterone; D000735:Androstenedione
vernacular_title: Les androgènes plasmatiques et testiculaires au cours du vieillissement chez le cobaye