title: Immune mechanisms in pain control.
mesh_terms: D000701:Analgesics, Opioid / Q000494:pharmacology; D000818:Animals; D004723:Endorphins / Q000378:metabolism; D006801:Humans; D007107:Immune System / Q000502:physiology*; D007111:Immunity, Cellular / Q000502:physiology; D010146:Pain / Q000188:drug therapy / Q000276:immunology* / Q000473:pathology; D011957:Receptors, Opioid / Q000502:physiology
chemical_list: D000701:Analgesics, Opioid; D004723:Endorphins; D011957:Receptors, Opioid