Evidence map›Paper›PMID 32725722›Full record

ArticleJournal of cachexia, sarcopenia and muscle2020

Age-related decline of interferon-gamma responses in macrophage impairs satellite cell proliferation and regeneration.

Congcong Zhang, Naixuan Cheng, Bokang Qiao, Fan Zhang, Jian Wu, Chang Liu, Yulin Li, Jie Du

Open access · goldAbstract read
In one paragraph

Article in Journal of cachexia, sarcopenia and muscle, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 64 papers.

0numbers the graph read from it
0cells of the map it votes in
64citing papers in PubMed
4.8field-weighted citation impact, top 4% 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

64 citing papers in PubMed, 102 citations in OpenAlex.

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4 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

8 authors at 2 institutions in 2 countries.

Congcong ZhangBeijing Anzhen Hospital, Capital Medical University; Key Laboratory of Remodeling-related Cardiovascular Diseases, Ministry of Education; Beijing Collaborative Innovation Center for Cardiovascular Disorders; Beijing Institute of Heart, Lung and Blood Vessel Diseases, Beijing, China.ORCID 0000-0002-4932-3412
Naixuan ChengBeijing Anzhen Hospital, Capital Medical University; Key Laboratory of Remodeling-related Cardiovascular Diseases, Ministry of Education; Beijing Collaborative Innovation Center for Cardiovascular Disorders; Beijing Institute of Heart, Lung and Blood Vessel Diseases, Beijing, China.
Bokang QiaoBeijing Anzhen Hospital, Capital Medical University; Key Laboratory of Remodeling-related Cardiovascular Diseases, Ministry of Education; Beijing Collaborative Innovation Center for Cardiovascular Disorders; Beijing Institute of Heart, Lung and Blood Vessel Diseases, Beijing, China.
Fan ZhangBeijing Anzhen Hospital, Capital Medical University; Key Laboratory of Remodeling-related Cardiovascular Diseases, Ministry of Education; Beijing Collaborative Innovation Center for Cardiovascular Disorders; Beijing Institute of Heart, Lung and Blood Vessel Diseases, Beijing, China.
Jian WuSection of Physiology and Biochemistry of Sports, Capital University of Physical Education and Sports, Beijing, China.
Chang LiuBeijing Anzhen Hospital, Capital Medical University; Key Laboratory of Remodeling-related Cardiovascular Diseases, Ministry of Education; Beijing Collaborative Innovation Center for Cardiovascular Disorders; Beijing Institute of Heart, Lung and Blood Vessel Diseases, Beijing, China.
Yulin LiBeijing Anzhen Hospital, Capital Medical University; Key Laboratory of Remodeling-related Cardiovascular Diseases, Ministry of Education; Beijing Collaborative Innovation Center for Cardiovascular Disorders; Beijing Institute of Heart, Lung and Blood Vessel Diseases, Beijing, China.
Jie DuBeijing Anzhen Hospital, Capital Medical University; Key Laboratory of Remodeling-related Cardiovascular Diseases, Ministry of Education; Beijing Collaborative Innovation Center for Cardiovascular Disorders; Beijing Institute of Heart, Lung and Blood Vessel Diseases, Beijing, China.
Capital Medical University · CNCapital University of Physical Education and Sports · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundImpaired muscle regeneration and increased muscle fibrosis are observed in aged muscle accompanied by progressive loss of muscle mass (sarcopenia). However, the underlying mechanism is still unclear.

methodsThe differentiated expressed genes in young and aged muscles after acute injury by cardiotoxin were identified by RNA-sequence analysis. Single-cell RNA-sequence analysis was used to identify cell clusters and functions in young muscle after acute injury, and flow cytometry analysis and sorting were used to validate the function. The proliferation and differentiation functions of satellite cells were accessed by immunostaining with 5-ethynyl-2'-deoxyuridine and embryonic myosin heavy chain (eMyHC), respectively. Muscle regeneration ability was accessed by histopathological and molecular biological methods.

resultsGene expression patterns associated with responses to interferon-gamma (IFN-γ) (15 genes; false discovery rate < 0.001) were significantly down-regulated during muscle regeneration in aged mice (P = 2.25e-7). CD8

conclusionsOur study indicates that decline in IFN-γ response in a novel subset of macrophage contributes to satellite cells dysfunctions in aged skeletal muscles and demonstrates that this mechanism can be targeted to restore age-associated myogenesis.

Indexed as

CD8-Positive T-LymphocytesMacrophagesAgingAnimalsCell ProliferationInterferon-gammaMaleMiceMice, Inbred C57BLRegenerationInterferon-gammaAgingCXCL10IFN-γMacrophageMuscle regenerationSingle-cell RNA sequence

Identifiers

PMID32725722
PMCPMC7567146
OpenAlexW3045738499

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.