Evidence map›Paper›PMID 39971937›Full record

ArticleNature communications2025

TREM2 promotes lung fibrosis via controlling alveolar macrophage survival and pro-fibrotic activity.

Huachun Cui, Sami Banerjee, Na Xie, Musaddique Hussain, Ashish Jaiswal, Hongli Liu, Tejaswini Kulkarni, Veena B Antony, Rui-Ming Liu, Marco Colonna and 1 more

Abstract read
In one paragraph

Article in Nature communications, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
49citing 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

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

  1. Pooled it
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  8. Article
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  11. Article
  12. Review
  13. Pulmonary fibrosis: Emerging targets and novel therapeutics.The Journal of international medical research · 2026
    Review
  14. Review
  15. Article
  16. Article
  17. Article
  18. Article
  19. Regulated Cell Death in Idiopathic Pulmonary Fibrosis.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2026
    Review
  20. 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

11 authors.

Huachun Cui *Division of Pulmonary, Allergy, and Critical Care Medicine, Department of Medicine, University of Alabama at Birmingham, Birmingham, AL, 35294, USA.
Sami Banerjee *Division of Pulmonary, Allergy, and Critical Care Medicine, Department of Medicine, University of Alabama at Birmingham, Birmingham, AL, 35294, USA.ORCID http://orcid.org/0000-0002-6744-5763
Na XieDivision of Pulmonary, Allergy, and Critical Care Medicine, Department of Medicine, University of Alabama at Birmingham, Birmingham, AL, 35294, USA.
Musaddique HussainDivision of Pulmonary, Allergy, and Critical Care Medicine, Department of Medicine, University of Alabama at Birmingham, Birmingham, AL, 35294, USA.
Ashish JaiswalDivision of Pulmonary, Allergy, and Critical Care Medicine, Department of Medicine, University of Alabama at Birmingham, Birmingham, AL, 35294, USA.
Hongli LiuDivision of Pulmonary, Allergy, and Critical Care Medicine, Department of Medicine, University of Alabama at Birmingham, Birmingham, AL, 35294, USA.
Tejaswini KulkarniDivision of Pulmonary, Allergy, and Critical Care Medicine, Department of Medicine, University of Alabama at Birmingham, Birmingham, AL, 35294, USA.ORCID http://orcid.org/0000-0002-4251-4988
Veena B AntonyDivision of Pulmonary, Allergy, and Critical Care Medicine, Department of Medicine, University of Alabama at Birmingham, Birmingham, AL, 35294, USA.ORCID http://orcid.org/0000-0002-2326-352X
Rui-Ming LiuDivision of Pulmonary, Allergy, and Critical Care Medicine, Department of Medicine, University of Alabama at Birmingham, Birmingham, AL, 35294, USA.
Marco ColonnaDepartment of Pathology and Immunology, Washington University School of Medicine, St Louis, MO, 63110, USA.ORCID http://orcid.org/0000-0001-5222-4987
Gang LiuDivision of Pulmonary, Allergy, and Critical Care Medicine, Department of Medicine, University of Alabama at Birmingham, Birmingham, AL, 35294, USA. gangliu@uabmc.edu.ORCID http://orcid.org/0000-0002-6999-7633

Funding

Washington University Nutrition Obesity Research CenterP30DK056341 · NIDDK · WASHINGTON UNIVERSITY · PI Dominic N Reeds · 1999 to 2026
$30.2M
Program on cellular metabolism and lung fibrosisR35HL135830 · NHLBI · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI LIU, GANG · 2017 to 2023
$5.2M
Mechanism and targeting of inflammasome activation in lung inflammation and injuryR01AI170913 · NIAID · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI Gang Liu · 2023 to 2026
$2.3M
NHLBI NIH HHS R35 HL135830NIAID NIH HHS R01 AI170913NIDDK NIH HHS P30 DK056341U.S. Department of Health & Human Services | National Institutes of Health (NIH) R35HL135830, R01AI170913
6 · The paper itself

Abstract

Lung macrophages play a pivotal role in pulmonary fibrosis, with monocyte-derived alveolar macrophages driving disease progression. However, the mechanisms regulating their pro-fibrotic behavior and survival remain unclear, and effective therapeutic strategies are lacking. Here we show that triggering receptors expressed on myeloid cells 2 are predominantly expressed on monocyte-derived alveolar macrophages in fibrotic mouse lungs and are significantly elevated in lung macrophages from patients with idiopathic pulmonary fibrosis. Deletion or knockdown of this receptor disrupts intracellular survival signaling, promotes macrophage apoptosis, and attenuates their pro-fibrotic phenotype. We further demonstrate that a lipid mediator and a high-avidity ligand of this receptor, encountered by macrophages in the alveolar milieu, enhance macrophage survival and activity. Ablation of TREM2 or blocking this receptor with soluble receptors or specific antibodies effectively alleviates lung fibrosis in male mice. These findings identify this receptor as a critical regulator of macrophage-mediated fibrosis and a promising therapeutic target for intervention.

Indexed as

Idiopathic Pulmonary FibrosisMacrophages, AlveolarMembrane GlycoproteinsPulmonary FibrosisReceptors, ImmunologicAnimalsApoptosisCell SurvivalFemaleHumansLungMaleMiceMice, Inbred C57BLMice, KnockoutSignal TransductionMembrane GlycoproteinsReceptors, ImmunologicTREM2 protein, humanTrem2 protein, mouse

Identifiers

PMID39971937
PMCPMC11840137

What OpenQuestion holds

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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.