Evidence map›Paper›PMID 18855936›Full record

ArticleJournal of neuroscience research2009

Spinal p38 mitogen-activated protein kinase mediates allodynia induced by first-degree burn in the rat.

Linda Sorkin, Camilla I Svensson, Toni L Jones-Cordero, Michael P Hefferan, W Marie Campana

Open access · greenAbstract read
In one paragraph

Article in Journal of neuroscience research, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
1.6field-weighted citation impact, top 19% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

17 citing papers in PubMed, 38 citations in OpenAlex.

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  14. The pathophysiology of acute pain: animal models.Current opinion in anaesthesiology · 2011
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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 at 1 institution in 1 country.

Linda SorkinDepartment of Anesthesiology, University of California-San Diego, La Jolla, California, USA. lsorkin@ucsd.edu
Camilla I Svensson
Toni L Jones-Cordero
Michael P Hefferan
W Marie Campana
University of California, San Diego · US

Funding

Ca permeable non-NMDAr: New spinal sensitization pathwayR01NS041580 · NINDS · UNIVERSITY OF CALIFORNIA SAN DIEGO · PI SORKIN, LINDA S · 2002 to 2005
$1.1M
Epo-dependent JAK2 Signaling in Painful NeuropathyR01NS041983 · NINDS · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI CAMPANA, WENDY M. · 2003 to 2006
$1.1M
NINDS NIH HHS R01 NS041580NINDS NIH HHS R01 NS041983NINDS NIH HHS R01 NS41580
6 · The paper itself

Abstract

Activation of p38 mitogen-activated protein kinase (MAPK) in the spinal cord has been implicated in the development and maintenance of pain states. In this study, we tested whether p38 MAPK is involved in the response to first-degree burn of the hind paw. This injury induces central sensitization leading to tactile allodynia and is mediated by activation of Ca(2+) permeable AMPA/kainate receptors through PKC and PKA. We demonstrate that p38 MAPK is rapidly and robustly activated in the superficial spinal dorsal horn after mild thermal injury to the hind paw. Activated p38 MAPK was localized primarily to microglia and to a lesser extent in oligodendrocytes and lamina II neurons. Astrocytes were not involved in the p38 MAPK response. Intrathecal pretreatment of pharmacological inhibitors of p38 MAPK (SB203580, SD-282) dose-dependently blocked development of tactile allodynia, a characteristic of the first-degree burn model. The effects of the inhibitors on tactile allodynia were lost when they were administered after injury. These studies identify p38 MAPK as a major mediator of tactile allodynia, most likely activated downstream of AMPA/kainate receptors.

Indexed as

AnimalsBurnsDisease Models, AnimalEnzyme ActivationEnzyme InhibitorsImidazolesIndolesMaleMicrogliaNeuronsOligodendrogliap38 Mitogen-Activated Protein KinasesPainPhosphorylationPyridinesRatsEnzyme InhibitorsImidazolesindole-5-carboxamideIndolesp38 Mitogen-Activated Protein KinasesPyridinesSB 203580

Identifiers

PMID18855936
PMCPMC2644733
OpenAlexW1984111246

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

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.