Evidence map›Paper›PMID 39366973›Full record

ArticleNature communications2024

MDM2 induces pro-inflammatory and glycolytic responses in M1 macrophages by integrating iNOS-nitric oxide and HIF-1α pathways in mice.

Kelvin Ka-Lok Wu, Xiaofan Xu, Manyin Wu, Xiaomu Li, Moinul Hoque, Gloria Hoi Yee Li, Qizhou Lian, Kekao Long, Tongxi Zhou, Hailong Piao and 3 more

Abstract read
In one paragraph

Article in Nature communications, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 92 papers.

0numbers the graph read from it
0cells of the map it votes in
92citing papers in PubMed
–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

92 citing papers in PubMed.

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  12. Metabolic Reprogramming of Macrophages Plays a Dual Role in Periodontitis: From Pathogenesis to Therapy.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2026
    Review
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  14. Review
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32 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

13 authors.

Kelvin Ka-Lok WuDepartment of Health Technology and Informatics, The Hong Kong Polytechnic University, Hong Kong SAR, China.
Xiaofan XuDepartment of Health Technology and Informatics, The Hong Kong Polytechnic University, Hong Kong SAR, China.
Manyin WuDepartment of Health Technology and Informatics, The Hong Kong Polytechnic University, Hong Kong SAR, China.
Xiaomu LiDepartment of Endocrinology and Metabolism, Zhongshan Hospital Fudan University, Shanghai, China.
Moinul HoqueDepartment of Health Technology and Informatics, The Hong Kong Polytechnic University, Hong Kong SAR, China.
Gloria Hoi Yee LiDepartment of Health Technology and Informatics, The Hong Kong Polytechnic University, Hong Kong SAR, China.ORCID 0000-0003-0275-2356
Qizhou LianFaculty of Synthetic Biology, Shenzhen Institute of Advanced Technology, Shenzhen, China.ORCID 0000-0001-8189-7160
Kekao LongDepartment of Health Technology and Informatics, The Hong Kong Polytechnic University, Hong Kong SAR, China.
Tongxi ZhouDepartment of Health Technology and Informatics, The Hong Kong Polytechnic University, Hong Kong SAR, China.
Hailong PiaoDalian Institute of Chemical Physics, Chinese Academy of Sciences, Beijing, China.ORCID 0000-0001-7451-0386
Aimin XuThe State Key Laboratory of Pharmaceutical Biotechnology, The University of Hong Kong, Hong Kong SAR, China.ORCID 0000-0002-0668-033X
Hannah Xiaoyan HuiSchool of Biomedical Sciences, The Chinese University of Hong Kong, Hong Kong SAR, China.ORCID 0000-0002-7525-5812
Kenneth King-Yip ChengDepartment of Health Technology and Informatics, The Hong Kong Polytechnic University, Hong Kong SAR, China. kenneth.ky.cheng@polyu.edu.hk.ORCID 0000-0002-7274-0839

Funding

Hong Kong Polytechnic University (Hong Kong PolyU) P0040979National Natural Science Foundation of China (National Science Foundation of China) 92357305, 81970675Research Grants Council, University Grants Committee (RGC, UGC) AoE/M/707-18
6 · The paper itself

Abstract

M1 macrophages induce protective immunity against infection, but also contribute to metabolic and inflammatory diseases. Here we show that the E3 ubiquitin ligase, MDM2, promotes the glycolytic and inflammatory activities of M1 macrophage by increasing the production of IL-1β, MCP-1 and nitric oxide (NO). Mechanistically, MDM2 triggers the ubiquitination and degradation of E3 ligase, SPSB2, to stabilize iNOS and increases production of NO, which s-nitrosylates and activates HIF-1α for triggering the glycolytic and pro-inflammatory programs in M1 macrophages. Myeloid-specific haplodeletion of MDM2 in mice not only blunts LPS-induced endotoxemia and NO production, but also alleviates obesity-induced adipose tissue-resident macrophage inflammation. By contrast, MDM2 haplodeletion induces higher mortality, tissue damage and bacterial burden, and also suppresses M1 macrophage response, in the cecal ligation and puncture-induced sepsis mouse model. Our findings thus identify MDM2 as an activator of glycolytic and inflammatory responses in M1 macrophages by connecting the iNOS-NO and HIF-1α pathways.

Indexed as

GlycolysisHypoxia-Inducible Factor 1, alpha SubunitInflammationMacrophagesNitric OxideNitric Oxide Synthase Type IIProto-Oncogene Proteins c-mdm2AnimalsEndotoxemiaHumansLipopolysaccharidesMaleMiceMice, Inbred C57BLSepsisSignal TransductionHif1a protein, mouseHypoxia-Inducible Factor 1, alpha SubunitLipopolysaccharidesMdm2 protein, mouseNitric OxideNitric Oxide Synthase Type IINos2 protein, mouseProto-Oncogene Proteins c-mdm2Ubiquitin-Protein Ligases

Identifiers

PMID39366973
PMCPMC11452520

What Socratic holds

Textmetadata
LicenceCC BY-NC-ND
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 Socratic graph.