title: Proceedings: Cytological changes in the pituitary gland of the stickleback, Gasterosteus aculeatus, associated with hormone secretion.
mesh_terms: D000818:Animals; D002467:Cell Nucleus; D005260:Female; D005399:Fishes / Q000033:anatomy & histology* / Q000378:metabolism; D005618:Fresh Water; D008297:Male; D010902:Pituitary Gland / Q000166:cytology* / Q000378:metabolism; D011388:Prolactin / Q000378:metabolism*; D012623:Seawater
chemical_list: D011388:Prolactin