Isolated organs and cultured cells as models for the study of narcotic action Hans W Kosterlitz and John Hughes, 'Isolated organs and cultured cells as models for the study of narcotic action' reprinted from M L Adler, L Manara and R Samanin, eds., 'Factors Affecting the Action of Narcotics, Mario Negri Monographs' (New York, 1978), 19 - 37. 1978