Quantitative relationship between antinociceptive activity and opiate receptor affinity: the importance of lipophilicity.
D000701:Analgesics, Opioid / Q000378:metabolism / Q000494:pharmacology*; D000818:Animals; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects; D009292:Narcotic Antagonists / Q000494:pharmacology; D011930:Reaction Time / Q000187:drug effects; D011957:Receptors, Opioid / Q000187:drug effects / Q000378:metabolism*; D012964:Sodium / Q000494:pharmacology; D012995:Solubility; D013329:Structure-Activity Relationship
D000701:Analgesics, Opioid; D009292:Narcotic Antagonists; D011957:Receptors, Opioid; D012964:Sodium