title: Anatomy, physiology and pharmacology of the periaqueductal gray contribution to antinociceptive controls.
authors.forename: D B
authors.initials: DB
authors.lastname: Reichling
authors.forename: G C
authors.initials: GC
authors.lastname: Kwiat
authors.forename: A I
authors.initials: AI
authors.lastname: Basbaum
mesh_terms: D000698:Analgesia; D000818:Animals; D004723:Endorphins / Q000378:metabolism / Q000502:physiology*; D010146:Pain / Q000378:metabolism / Q000503:physiopathology*; D010487:Periaqueductal Gray / Q000378:metabolism / Q000503:physiopathology*; D051381:Rats
chemical_list: D004723:Endorphins