Evidence map›Paper›PMID 30755236›Full record

ArticleJournal of neuroinflammation2019

AMPK activation attenuates inflammatory pain through inhibiting NF-κB activation and IL-1β expression.

Hong-Chun Xiang, Li-Xue Lin, Xue-Fei Hu, He Zhu, Hong-Ping Li, Ru-Yue Zhang, Liang Hu, Wen-Tao Liu, Yi-Lin Zhao, Yang Shu and 2 more

Open access · goldAbstract read
In one paragraph

Article in Journal of neuroinflammation, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 129 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
129citing papers in PubMed, 1 pooled it
11.0field-weighted citation impact, top 1% 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

129 citing papers in PubMed, 1 synthesis or guideline pooled it, 266 citations in OpenAlex.

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69 more citing papers are in PubMed but not listed here.

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

12 authors at 5 institutions in 2 countries.

Hong-Chun XiangDepartment of Neurobiology, School of Basic Medicine, Tongji Medical College, Huazhong University of Science and Technology, 13 Hangkong Road, Wuhan, 430030, Hubei, People's Republic of China.
Li-Xue LinDepartment of Neurobiology, School of Basic Medicine, Tongji Medical College, Huazhong University of Science and Technology, 13 Hangkong Road, Wuhan, 430030, Hubei, People's Republic of China.
Xue-Fei HuDepartment of Neurobiology, School of Basic Medicine, Tongji Medical College, Huazhong University of Science and Technology, 13 Hangkong Road, Wuhan, 430030, Hubei, People's Republic of China.
He ZhuDepartment of Neurobiology, School of Basic Medicine, Tongji Medical College, Huazhong University of Science and Technology, 13 Hangkong Road, Wuhan, 430030, Hubei, People's Republic of China.
Hong-Ping LiDepartment of Neurobiology, School of Basic Medicine, Tongji Medical College, Huazhong University of Science and Technology, 13 Hangkong Road, Wuhan, 430030, Hubei, People's Republic of China.
Ru-Yue ZhangDepartment of Neurobiology, School of Basic Medicine, Tongji Medical College, Huazhong University of Science and Technology, 13 Hangkong Road, Wuhan, 430030, Hubei, People's Republic of China.
Liang HuDepartment of Pharmacology, School of Basic Medicine, Nanjing Medical University, Nanjing, 210000, China.
Wen-Tao LiuDepartment of Pharmacology, School of Basic Medicine, Nanjing Medical University, Nanjing, 210000, China.
Yi-Lin ZhaoDepartment of Anesthesiology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, 430030, China.
Yang ShuDepartment of Central Laboratory, Affiliated Hospital of Jiangsu University, Zhenjiang, 212000, China.
Hui-Lin PanDepartment of Anesthesiology and Perioperative Medicine, The University of Texas MD Anderson Cancer Center, Houston, TX, 77030, USA.
Man LiDepartment of Neurobiology, School of Basic Medicine, Tongji Medical College, Huazhong University of Science and Technology, 13 Hangkong Road, Wuhan, 430030, Hubei, People's Republic of China. liman73@mails.tjmu.edu.cn.ORCID http://orcid.org/0000-0003-4041-0437
Huazhong University of Science and Technology · CNNanjing Medical University · CNJiangsu University · CNThe University of Texas MD Anderson Cancer Center · USTongji Hospital · CN

Funding

National Natural Science Foundation of China 81473768Natural Science Foundation of Hubei Province No.2014CFB159
6 · The paper itself

Abstract

backgroundChronic pain is a major clinical problem with limited treatment options. Previous studies have demonstrated that activation of adenosine monophosphate-activated protein kinase (AMPK) can attenuate neuropathic pain. Inflammation/immune response at the site of complete Freund's adjuvant (CFA) injection is known to be a critical trigger of the pathological changes that produce inflammatory pain. However, whether activation of AMPK produces an analgesic effect through inhibiting the proinflammatory cytokines, including interleukin-1β (IL-1β), in inflammatory pain remains unknown.

methodsInflammatory pain was induced in mice injected with CFA. The effects of AICAR (5-aminoimidazole-4-carboxyamide ribonucleoside, an AMPK activator), Compound C (an AMPK inhibitor), and IL-1ra (an IL-1 receptor antagonist) were tested at day 4 after CFA injection. Inflammatory pain was assessed with von Frey filaments and hot plate. Immunoblotting, hematoxylin and eosin (H&E) staining, and immunofluorescence were used to assess inflammation-induced biochemical changes.

resultsThe AMPK activator AICAR produced an analgesic effect and inhibited the level of proinflammatory cytokine IL-1β in the inflamed skin in mice. Moreover, activation of AMPK suppressed CFA-induced NF-κB p65 translocation from the cytosol to the nucleus in activated macrophages (CD68

conclusionsOur study provides new information that AMPK activation produces the analgesic effect by inhibiting NF-κB activation and reducing the expression of IL-1β in inflammatory pain.

Indexed as

Aminoimidazole CarboxamideAMP-Activated Protein KinasesAnimalsAntigens, CDAntigens, Differentiation, MyelomonocyticAnti-Inflammatory AgentsCD68 MoleculeCX3C Chemokine Receptor 1Disease Models, AnimalEnzyme ActivationFreund's AdjuvantGene Expression RegulationHypoglycemic AgentsInflammationInterleukin-1betaInterleukin 1 Receptor Antagonist ProteinAICA ribonucleotideAminoimidazole CarboxamideAMP-Activated Protein KinasesAntigens, CDAntigens, Differentiation, MyelomonocyticAnti-Inflammatory AgentsCD68 antigen, humanCD68 MoleculeCX3C Chemokine Receptor 1Cx3cr1 protein, mouseFreund's AdjuvantHypoglycemic AgentsInterleukin-1betaInterleukin 1 Receptor Antagonist ProteinNF-kappa BRibonucleotidesRNA, Small InterferingAMPKIL-1βInflammatory painNF-κB

Identifiers

PMID30755236
PMCPMC6373126
OpenAlexW2922725469

What OpenQuestion holds

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LicenceCC BY
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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.