Evidence map›Paper›PMID 20349343›Full record

ArticleJournal of molecular neuroscience : MN2010

Alternation of gene expression in trigeminal ganglion neurons following complete Freund's adjuvant or capsaicin injection into the rat face.

Masayo Okumura, Koichi Iwata, Koichi Yasuda, Katsuhiro Inoue, Masamichi Shinoda, Kuniya Honda, Kazuo Shibuta, Masashi Yasuda, Eiji Kondo

Abstract read
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In one paragraph

Article in Journal of molecular neuroscience : MN, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
0.7field-weighted citation impact, top 30% 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

10 citing papers in PubMed, 22 citations in OpenAlex.

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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

9 authors at 2 institutions in 1 country.

Masayo OkumuraInstitute for Oral Science, Matsumoto Dental University, 1780, Hiro-oka, Gobara, Shiojiri, Nagano 399-0781, Japan. okmrm@po.mdu.ac.jp
Koichi Iwata
Koichi Yasuda
Katsuhiro Inoue
Masamichi Shinoda
Kuniya Honda
Kazuo Shibuta
Masashi Yasuda
Eiji Kondo
Nihon University · JPMatsumoto Dental University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The hyperexcitability of trigeminal ganglion (TG) neurons following inflammation or C-fiber stimulation is known to be involved in a variety of changes in gene expression in TG neurons, resulting in pain abnormalities in orofacial regions. We analyzed nocifensive behavior following complete Freund's adjuvant (CFA) or capsaicin injection into the maxillary whisker pad, and gene expression in the TG neurons using microarray analysis. The head-withdrawal latency to capsaicin injection or the head-withdrawal threshold to mechanical stimulation of the whisker pad skin in CFA-treated rats was significantly decreased compared to vehicle-treated rats. Many up-regulated and down-regulated genes in the TG neurons of each model were reported. Genes which have not been linked to peripheral inflammation or C-fiber activation were detected. Moreover, microarray chip containing a number of non-coding sequences was also up-regulated by C-fiber activation. These findings suggest that the diverse gene expressions in TG neurons are differentially involved in the inflammatory chronic pain and the acute pain induced by C-fiber activation, and the hyperexcitation of C-fibers are associated with the activation of certain non-coding RNAs.

Indexed as

Adjuvants, ImmunologicAnimalsBehavior, AnimalCapsaicinDisease Models, AnimalFaceFacial PainFreund's AdjuvantGene Expression RegulationMaleNerve Fibers, UnmyelinatedNerve Tissue ProteinsOligonucleotide Array Sequence AnalysisPain MeasurementPain ThresholdRatsAdjuvants, ImmunologicCapsaicinFreund's AdjuvantNerve Tissue ProteinsRNA, UntranslatedSensory System Agents

Identifiers

PMID20349343
OpenAlexW2024707503

What OpenQuestion holds

Textmetadata
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.