title: Proceedings: Diurnal fluctuations in hormone levels in pituitary and plasma in the juvenile domestic cockerel.
mesh_terms: D000818:Animals; D002645:Chickens / Q000502:physiology*; D002940:Circadian Rhythm; D007986:Luteinizing Hormone / Q000097:blood / Q000378:metabolism*; D008297:Male; D009929:Organ Size; D010902:Pituitary Gland / Q000033:anatomy & histology / Q000378:metabolism*; D013737:Testis / Q000033:anatomy & histology
chemical_list: D007986:Luteinizing Hormone