title: Effects of b-FNA in drug-naive and morphine-dependent rhesus monkeys.
mesh_terms: D000818:Animals; D008253:Macaca mulatta; D009020:Morphine; D009271:Naltrexone / Q000031:analogs & derivatives* / Q000494:pharmacology; D019966:Substance-Related Disorders / Q000503:physiopathology*; D013997:Time Factors
chemical_list: D009271:Naltrexone; C024524:beta-funaltrexamine; D009020:Morphine