title: An update of selected topics in the biology and chemistry of opioid peptides.
authors.affiliation: National Institute on Drug Abuse, Rockville, Maryland 20857.
authors.forename: R S
authors.initials: RS
authors.lastname: Rapaka
authors.forename: B N
authors.initials: BN
authors.lastname: Dhawan
authors.forename: V
authors.initials: V
authors.lastname: Renugopalakrishnan
mesh_terms: D000595:Amino Acid Sequence; D000818:Animals; D004723:Endorphins / Q000138:chemical synthesis / Q000502:physiology; D006801:Humans; D008969:Molecular Sequence Data; D011487:Protein Conformation; D011957:Receptors, Opioid / Q000378:metabolism
chemical_list: D004723:Endorphins; D011957:Receptors, Opioid