title: Design of conformationally constrained cyclic peptides with high delta and mu opioid receptor specificities.
mesh_terms: D000818:Animals; D004723:Endorphins / Q000138:chemical synthesis / Q000494:pharmacology*; D007700:Kinetics; D010456:Peptides, Cyclic / Q000138:chemical synthesis / Q000494:pharmacology*; D011957:Receptors, Opioid / Q000187:drug effects / Q000378:metabolism*; D017465:Receptors, Opioid, delta; D017450:Receptors, Opioid, mu; D013329:Structure-Activity Relationship
chemical_list: D004723:Endorphins; D010456:Peptides, Cyclic; D011957:Receptors, Opioid; D017465:Receptors, Opioid, delta; D017450:Receptors, Opioid, mu