| Literature DB >> 1717303 |
L Marlier1, P Poulat, N Rajaofetra, A Privat.
Abstract
Adjuvant-induced arthritis has been produced in adult rats in order to study the reorganization of serotonergic innervation in the spinal cord dorsal horn in a model of chronic pain. Immunocytochemical detection of CGRP and substance P was quantified with an image analyzer, and we found a transient increase for both peptides at 1 and 2 months, followed by a decrease to control levels after four months. At variance, quantification of serotonergic immunoreactivity showed a significant increase which persisted throughout the study. The significance of this finding is discussed with comparison of other experimental models involving reorganization of primary afferents to the spinal cord.Entities:
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Year: 1991 PMID: 1717303 DOI: 10.1007/bf00231731
Source DB: PubMed Journal: Exp Brain Res ISSN: 0014-4819 Impact factor: 1.972