title: [Study on heterogenicity of opiate receptors in the rat brain].
authors.forename: Z Q
authors.initials: ZQ
authors.lastname: Zheng
authors.forename: Y C
authors.initials: YC
authors.lastname: Jin
mesh_terms: D000818:Animals; D001665:Binding Sites / Q000187:drug effects; D001921:Brain / Q000378:metabolism*; D004723:Endorphins / Q000494:pharmacology; D009020:Morphine / Q000494:pharmacology; D009270:Naloxone / Q000494:pharmacology; D051381:Rats; D011957:Receptors, Opioid / Q000187:drug effects*
chemical_list: D004723:Endorphins; D011957:Receptors, Opioid; D009270:Naloxone; D009020:Morphine