Effect of thyroxine on the ultrastructure of the hypophyseal proximal pars distalis in Tilapia zillii.
D000818:Animals; D005399:Fishes / Q000502:physiology*; D010902:Pituitary Gland / Q000648:ultrastructure*; D010903:Pituitary Gland, Anterior / Q000187:drug effects / Q000648:ultrastructure*; D013974:Thyroxine / Q000494:pharmacology*
D013974:Thyroxine