title: Ultrastructural manifestations of increased hormone release in the neurohypophysis.
mesh_terms: D000818:Animals; D005260:Female; D008297:Male; D008854:Microscopy, Electron; D009490:Neurosecretory Systems / Q000648:ultrastructure; D010904:Pituitary Gland, Posterior / Q000098:blood supply / Q000378:metabolism / Q000648:ultrastructure*; D010909:Pituitary Hormones, Posterior / Q000378:metabolism*; D011247:Pregnancy; D051381:Rats; D013569:Synapses / Q000648:ultrastructure; D005680:gamma-Aminobutyric Acid / Q000378:metabolism
chemical_list: D010909:Pituitary Hormones, Posterior; D005680:gamma-Aminobutyric Acid