title: Observations on metabolic changes in hypothalamic neurosecretory neurones in lactation in the rat: effect of variation in litter size.
mesh_terms: D000818:Animals; D002466:Cell Nucleolus; D005260:Female; D007031:Hypothalamus / Q000166:cytology*; D007774:Lactation; D009474:Neurons / Q000378:metabolism*; D009489:Neurosecretion; D011247:Pregnancy; D011272:Pregnancy, Multiple; D051381:Rats