Canadian Medical Guide > Chemicals and Drugs > Amino Acids, Peptides, and Proteins > Peptides > Neuropeptides > Neurophysins Terms and Definitions

Neurophysins

Medical Definition:	A group of small, soluble proteins secreted by the hypothalamus. They serve as binding proteins for oxytocin and vasopressin during their transport to the posterior pituitary. They are secreted with the hormones but have no known functions other than serving as a carrier.
Guide Notes:	neurotransmitter proteins secreted by the hypothalamus; /biosyn /physiol permitted
Also Called:	Neurophysin II,Neurophysin III,Neurophysin I,Oxytocin-Associated Neurophysin,Vasopressin-Associated Neurophysin
Previously Indexed:	Nerve Tissue Proteins (1966-1972)

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