title: beta-Endorphin: synthesis and properties of analogs modified at position 6.
mesh_terms: D000700:Analgesics; D000818:Animals; D004723:Endorphins / Q000138:chemical synthesis* / Q000378:metabolism / Q000494:pharmacology; D051379:Mice; D051381:Rats; D011957:Receptors, Opioid / Q000378:metabolism; D013329:Structure-Activity Relationship; D001615:beta-Endorphin
chemical_list: D000700:Analgesics; D004723:Endorphins; D011957:Receptors, Opioid; D001615:beta-Endorphin