title: Autoradiographic localization of sex steroid-concentrating cells in the brain of the teleost Macropodus opercularis (Osteichthyes: Belontiidae).
mesh_terms: D000818:Animals; D001345:Autoradiography; D001921:Brain / Q000378:metabolism*; D004958:Estradiol / Q000378:metabolism*; D005399:Fishes / Q000378:metabolism*; D007033:Hypothalamus, Middle / Q000378:metabolism; D007034:Hypothalamus, Posterior / Q000378:metabolism; D008297:Male; D010902:Pituitary Gland / Q000378:metabolism; D011301:Preoptic Area / Q000378:metabolism; D013687:Telencephalon / Q000378:metabolism; D013737:Testis / Q000502:physiology; D013739:Testosterone / Q000378:metabolism*
chemical_list: D013739:Testosterone; D004958:Estradiol