title: The importance of position six in the ring C of morphine in modulation of agonist/antagonist interaction with multiple opiate receptors.
authors.affiliation: Department of Pharmacology, Semmelweis University of Medicine, Budapest, Hungary.
authors.forename: S
authors.initials: S
authors.lastname: Fürst
authors.forename: T
authors.initials: T
authors.lastname: Friedmann
authors.forename: S
authors.initials: S
authors.lastname: Hosztafy
mesh_terms: D000818:Animals; D006168:Guinea Pigs; D066298:In Vitro Techniques; D051379:Mice; D009020:Morphine / Q000494:pharmacology*; D009022:Morphine Derivatives / Q000494:pharmacology*; D009130:Muscle, Smooth / Q000187:drug effects / Q000378:metabolism; D011957:Receptors, Opioid / Q000187:drug effects*; D013329:Structure-Activity Relationship
chemical_list: D009022:Morphine Derivatives; D011957:Receptors, Opioid; D009020:Morphine