title: Morphological changes in the rat supraoptic and paraventricular nuclei during the diurnal cycle.
mesh_terms: D000818:Animals; D001798:Blood Proteins / Q000378:metabolism; D002467:Cell Nucleus; D002940:Circadian Rhythm; D003345:Corticosterone / Q000097:blood; D007031:Hypothalamus / Q000166:cytology*; D008297:Male; D009489:Neurosecretion; D009685:Nuclear Envelope; D010286:Paraventricular Hypothalamic Nucleus / Q000166:cytology*; D051381:Rats; D013495:Supraoptic Nucleus / Q000166:cytology*
chemical_list: D001798:Blood Proteins; D003345:Corticosterone