title: Letter: Brain adenyl cyclase in methadone treatment of morphine dependency.
mesh_terms: D000262:Adenylyl Cyclases / Q000378:metabolism*; D000818:Animals; D001921:Brain / Q000201:enzymology*; D006801:Humans; D008297:Male; D008691:Methadone / Q000627:therapeutic use*; D009021:Morphine Dependence / Q000188:drug therapy / Q000201:enzymology*; D010727:Phosphoric Diester Hydrolases / Q000378:metabolism; D051381:Rats; D013375:Substance Withdrawal Syndrome / Q000201:enzymology
chemical_list: D010727:Phosphoric Diester Hydrolases; D000262:Adenylyl Cyclases; D008691:Methadone