title: Opioid activities of beta-casomorphins.
mesh_terms: D000818:Animals; D002364:Caseins / Q000378:metabolism* / Q000494:pharmacology; D004723:Endorphins / Q000378:metabolism* / Q000494:pharmacology; D004744:Enkephalin, Methionine; D004745:Enkephalins / Q000378:metabolism; D006168:Guinea Pigs; D007082:Ileum; D008297:Male; D009022:Morphine Derivatives / Q000378:metabolism; D009197:Myenteric Plexus / Q000378:metabolism; D051381:Rats; D011957:Receptors, Opioid / Q000378:metabolism*; D013329:Structure-Activity Relationship; D014649:Vas Deferens / Q000378:metabolism
chemical_list: D002364:Caseins; D004723:Endorphins; D004745:Enkephalins; D009022:Morphine Derivatives; D011957:Receptors, Opioid; D004744:Enkephalin, Methionine; C021968:beta-casomorphins; C010616:normorphine