title: Melatonin inhibits photoperiodically induced testes development in a dwarf hamster.
mesh_terms: D000818:Animals; D006224:Cricetinae; D008027:Light; D008297:Male; D008550:Melatonin / Q000494:pharmacology*; D010775:Photic Stimulation; D012621:Seasons; D013091:Spermatogenesis / Q000187:drug effects; D013737:Testis / Q000187:drug effects* / Q000254:growth & development
chemical_list: D008550:Melatonin