title: Changes in testicular and plasma androgens with photoperiodically induced increase in plasma LH in the house sparrow.
mesh_terms: D000728:Androgens / Q000097:blood / Q000378:metabolism*; D000818:Animals; D001717:Birds / Q000502:physiology*; D013196:Dihydrotestosterone / Q000378:metabolism; D008027:Light; D007986:Luteinizing Hormone / Q000097:blood*; D008297:Male; D009929:Organ Size / Q000528:radiation effects; D010507:Periodicity; D013737:Testis / Q000033:anatomy & histology / Q000378:metabolism*; D013739:Testosterone / Q000378:metabolism
chemical_list: D000728:Androgens; D013196:Dihydrotestosterone; D013739:Testosterone; D007986:Luteinizing Hormone