title: Morphological and biochemical changes which occur during postnatal development and maturation of the rat testis.
mesh_terms: D000367:Age Factors; D000818:Animals; D001835:Body Weight; D004247:DNA / Q000378:metabolism*; D008297:Male; D009929:Organ Size; D011506:Proteins / Q000378:metabolism*; D012313:RNA / Q000378:metabolism*; D051381:Rats; D012671:Seminiferous Tubules / Q000033:anatomy & histology; D012741:Sexual Maturation; D013737:Testis / Q000033:anatomy & histology / Q000254:growth & development* / Q000378:metabolism
chemical_list: D011506:Proteins; D012313:RNA; D004247:DNA