Evidence map›Paper›PMID 25380251›Full record

ArticlePloS one2014

Decreased microRNA-125a-3p contributes to upregulation of p38 MAPK in rat trigeminal ganglions with orofacial inflammatory pain.

Yingchun Dong, Pengfei Li, Yanhong Ni, Junjie Zhao, Zhiqiang Liu

Abstract read
In one paragraph

Article in PloS one, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

29 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  18. Melanocortin type 4 receptor-mediated inhibition of A-type KThe Journal of biological chemistry · 2019
    Article
  19. NLRP3 inflammasome signaling as an early molecular response is negatively controlled by miR-186 in CFA-induced prosopalgia mice.Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologica · 2018
    Article
  20. Protective Effects of Sinomenine on CFA-Induced Inflammatory Pain in Rats.Medical science monitor : international medical journal of experimental and clinical research · 2018
    Article
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.

Yingchun DongDepartment of Anesthesiology, Institute and Hospital of Stomatology, Nanjing University Medical School, Nanjing, China.
Pengfei LiDepartment of Laboratory, Jiangsu Province Hospital of Traditional Chinese Medicine, Affiliated Hospital of Nanjing University of Traditional Chinese Medicine, Nanjing, China.
Yanhong NiCentral Laboratory, Institute and Hospital of Stomatology, Nanjing University Medical School, Nanjing, China.
Junjie ZhaoDepartment of Periodontics, Institute and Hospital of Stomatology, Nanjing University Medical School, Nanjing, China.
Zhiqiang LiuDepartment of Lymphoma and Myeloma, the University of Texas MD Anderson Cancer Center, Houston, United States of America.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Orofacial inflammatory pain is a difficult clinical problem, and the specific molecular mechanisms for this pain remain largely unexplained. The present study aimed to determine the differential expression of microRNAs (miRNAs) and disclose the underlying role of miR-125a-3p in orofacial inflammatory pain induced by complete Freund's adjuvant (CFA). Thirty-two differentially expressed miRNAs were first screened using a microarray chip in ipsilateral trigeminal ganglions (TGs) following CFA injection into the orofacial skin innervated by trigeminal nerve, and a portion of them, including miR-23a*, -24-2*, -26a, -92a, -125a-3p, -183 and -299 were subsequently selected and validated by qPCR. The target genes were predicted based on the miRWalk website and were further analyzed by gene ontology (GO). Further studies revealed miR-125a-3p expression was down-regulated, whereas both the expression of p38 MAPK (mitogen-activated protein kinase) alpha and CGRP (calcitonin gene-related peptide) were up-regulated in ipsilateral TGs at different time points after CFA injection compared with control. Furthermore, mechanistic study revealed that miR-125a-3p negatively regulates p38 alpha gene expression and is positively correlated with the head withdrawal threshold reflecting pain. Luciferase assay showed that binding of miR-125a-3p to the 3'UTR of p38 alpha gene suppressed the transcriptional activity, and overexpression of miR-125a-3p significantly inhibited the p38 alpha mRNA level in ND8/34 cells. Taken together, our results show that miR-125a-3p is negatively correlated with the development and maintenance of orofacial inflammatory pain via regulating p38 MAPK.

Indexed as

AnimalsBase SequenceBehavior, AnimalCalcitonin Gene-Related PeptideFacial PainFreund's AdjuvantGene OntologyInflammationMicroRNAsp38 Mitogen-Activated Protein KinasesRatsRats, Sprague-DawleySignal TransductionTrigeminal GanglionUp-RegulationCalcitonin Gene-Related PeptideFreund's AdjuvantMicroRNAsMIRN125 microRNA, ratp38 Mitogen-Activated Protein Kinases

Identifiers

PMID25380251
PMCPMC4224409

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Registered trials

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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.