title: Beta-Endorphin: lack of correlation between opiate activity and immunoreactivity by radioimmunoassay.
mesh_terms: D000595:Amino Acid Sequence; D000818:Animals; D001681:Biological Assay; D004723:Endorphins / Q000276:immunology / Q000494:pharmacology; D000939:Epitopes; D009419:Nerve Tissue Proteins / Q000276:immunology; D010455:Peptides / Q000276:immunology; D011863:Radioimmunoassay; D011957:Receptors, Opioid / Q000187:drug effects*; D013329:Structure-Activity Relationship; D008083:beta-Lipotropin / Q000276:immunology
chemical_list: D004723:Endorphins; D000939:Epitopes; D009419:Nerve Tissue Proteins; D010455:Peptides; D011957:Receptors, Opioid; D008083:beta-Lipotropin