title: Endogenous opiates: 1989.
abstract: This paper is the twelfth installment of our annual review of the research published during 1989 involving the behavioral, nonanalgesic, effects of the endogenous opiate peptides. The specific topics this year include stress; tolerance and dependence; eating; drinking; gastrointestinal and renal functions; mental illness; learning, memory, and reward; cardiovascular responses; respiration and thermoregulation; seizures and other neurological disorders; electrical-related activity; locomotor activity; sex, development, pregnancy, and aging; immunological responses; and other behavior.
authors.affiliation: Department of Psychology, University of New Orleans, LA 70148.
authors.forename: G A
authors.initials: GA
authors.lastname: Olson
authors.forename: R D
authors.initials: RD
authors.lastname: Olson
authors.forename: A J
authors.initials: AJ
authors.lastname: Kastin
mesh_terms: D000375:Aging / Q000502:physiology; D000818:Animals; D001519:Behavior / Q000502:physiology; D001833:Body Temperature Regulation / Q000502:physiology; D004723:Endorphins / Q000502:physiology*; D006801:Humans; D007107:Immune System / Q000502:physiology; D007858:Learning / Q000502:physiology; D009424:Nervous System Physiological Phenomena; D009293:Opioid-Related Disorders / Q000503:physiopathology; D012119:Respiration / Q000502:physiology; D013312:Stress, Physiological / Q000503:physiopathology; D014781:Viscera / Q000502:physiology
chemical_list: D004723:Endorphins