Neonatal injury alters adult pain sensitivity by increasing opioid tone in the periaqueductal gray

Studies in both rodents and humans have shown that acute inflammatory pain experienced during the perinatal period produces long-term decreases in pain sensitivity (hypoalgesia) (Grunau et al., 1994a; Grunau et al., 2001; Ren et al., 2004; LaPrairie and Murphy, 2007). To date, the mechanisms underly...

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Bibliographic Details
Main Authors: Jamie LaPrairie, Anne Z Murphy
Format: Article
Language:English
Published: Frontiers Media S.A. 2009-09-01
Series:Frontiers in Behavioral Neuroscience
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/neuro.08.031.2009/full