Source:http://linkedlifedata.com/resource/umls/id/C3271653
GO: The regulated release of oxytocin, a cyclic nonapeptide hormone with amino acid sequence CYIQNCPLG that also acts as a neurotransmitter in the brain. Oxytocin is the principal uterine-contracting and milk-ejecting hormone of the posterior pituitary, and together with the neuropeptide vasopressin, is believed to influence social cognition and behavior. [CHEBI:7872, GOC:cjm, Wikipedia:Oxytocin]