title: Critical antigenic determinants for production of antibody to distinguish morphine from heroin, codeine and dextromethorphan.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D003061:Codeine / Q000276:immunology*; D003915:Dextromethorphan / Q000276:immunology; D000939:Epitopes; D005455:Fluorescent Antibody Technique; D006241:Haptens; D006433:Hemocyanins; D003932:Heroin / Q000276:immunology*; D007106:Immune Sera; D007981:Levorphanol / Q000031:analogs & derivatives*; D008968:Molecular Conformation; D008974:Mollusca / Q000276:immunology; D009020:Morphine / Q000276:immunology*; D011817:Rabbits / Q000276:immunology; D011863:Radioimmunoassay
chemical_list: D000939:Epitopes; D006241:Haptens; D007106:Immune Sera; D007981:Levorphanol; D003932:Heroin; D003915:Dextromethorphan; D009020:Morphine; D006433:Hemocyanins; D003061:Codeine