Evidence map›Paper›PMID 22769424›Full record

ArticleMolecular pain2012

Dose-dependent expression of neuronal injury markers during experimental osteoarthritis induced by monoiodoacetate in the rat.

Joana Ferreira-Gomes, Sara Adães, Raquel Meireles Sousa, Marcelo Mendonça, José Manuel Castro-Lopes

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Article in Molecular pain, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

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2 · The registry

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3 · Its place in the literature

Who cites it

36 citing papers in PubMed.

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  15. Dorsal Root Ganglia Macrophages Maintain Osteoarthritis Pain.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2021
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Joana Ferreira-GomesDepartment of Experimental Biology, University of Porto, Alameda Prof. Hernani Monteiro, Porto, 4200-319, Portugal. jogomes@med.up.pt
Sara Adães
Raquel Meireles Sousa
Marcelo Mendonça
José Manuel Castro-Lopes

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundIt was recently reported that the mono-iodoacetate (MIA) experimental model of osteoarthritis (OA) courses with changes of neurons innervating the affected joints that are commonly interpreted as a neuronal response to axonal injury. To better characterize these changes, we evaluated the expression of two markers of neuronal damage, ATF-3 and NPY, and the growth associated protein GAP-43, in primary afferent neurons of OA animals injected with three different doses of MIA (0.3, 1 or 2 mg). Measurements were performed at days 3, 7, 14, 21 and 31 post-MIA injection.

resultsOA animals showed the characteristic histopathological changes of the joints and the accompanying nociceptive behaviour, evaluated by the Knee-Bed and CatWalk tests. An increase of ATF-3 expression was detected in the DRG of OA animals as early as 3 days after the injection of 1 or 2 mg of MIA and 7 days after the injection of 0.3 mg. NPY expression was increased in animals injected with 1 or 2 mg of MIA, at day 3 or in all time-points, respectively. From day 7 onwards there was a massive increase of GAP-43 expression in ATF-3 cells.

conclusionsThe expression of the neuronal injury markers ATF-3 and NPY as well as an up-regulation of GAP-43 expression, indicative of peripheral fibre regeneration, suggests that axonal injury and a regeneration response may be happening in this model of OA. This opens new perspectives in the unravelling of the physiopathology of the human disease.

Indexed as

Activating Transcription Factor 3AnimalsBehavior, AnimalBiomarkersDisease Models, AnimalGanglia, SpinalGAP-43 ProteinHumansImmunohistochemistryIodoacetic AcidKnee JointLumbar VertebraeMaleNeuronsNeuropeptide YOsteoarthritis, KneeActivating Transcription Factor 3Atf3 protein, ratBiomarkersGAP-43 ProteinIodoacetic AcidNeuropeptide Y

Identifiers

PMID22769424
PMCPMC3495674

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.