The effects of conditioning and novelty on the rat's analgesic and pyretic responses to morphine

Six experiments with rat subjects investigated the role of conditioning in morphine tolerance. Concurrent assessments of body temperature and pain sensitivity were conducted. Experience with morphine produced tolerance to its analgesic effects but enhancement of its hyperthermic effects. Environment...

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Veröffentlicht in:	Learning and motivation 1979-01, Vol.10 (4), p.383-418
1. Verfasser:	Sherman, Jack Edward
Format:	Artikel
Sprache:	eng
Online-Zugang:	Volltext
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