Evidence map›Paper›PMID 26258882›Full record

ArticleeLife2015

The activation of IgM- or isotype-switched IgG- and IgE-BCR exhibits distinct mechanical force sensitivity and threshold.

Zhengpeng Wan, Xiangjun Chen, Haodong Chen, Qinghua Ji, Yingjia Chen, Jing Wang, Yiyun Cao, Fei Wang, Jizhong Lou, Zhuo Tang and 1 more

Open access · goldAbstract read
In one paragraph

Article in eLife, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 77 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
77citing papers in PubMed, 1 pooled it
7.0field-weighted citation impact, top 2% 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

77 citing papers in PubMed, 1 synthesis or guideline pooled it, 136 citations in OpenAlex.

  1. Pooled it
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  3. Review
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  10. Article
  11. HemaSphere · 2026
    Article
  12. Article
  13. Review
  14. Review
  15. Review
  16. Mechanoregulation of lymphocyte cytotoxicity.Nature reviews. Immunology · 2025
    Review
  17. Article
  18. Review
  19. Article
  20. Antigen mobility regulates the dynamics and precision of antigen capture in the B cell immune synapse.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article

17 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

11 authors at 2 institutions in 1 country.

Zhengpeng WanMOE Key Laboratory of Protein Sciences, Tsinghua University, Beijing, China.
Xiangjun ChenMOE Key Laboratory of Protein Sciences, Tsinghua University, Beijing, China.
Haodong ChenNatural Products Research Center, Chengdu Institution of Biology, Chinese Academy of Science, Chengdu, China.
Qinghua JiLaboratory of RNA Biology, Institute of Biophysics, Chinese Academy of Sciences, Beijing, China.
Yingjia ChenMOE Key Laboratory of Protein Sciences, Tsinghua University, Beijing, China.
Jing WangMOE Key Laboratory of Protein Sciences, Tsinghua University, Beijing, China.
Yiyun CaoMOE Key Laboratory of Protein Sciences, Tsinghua University, Beijing, China.
Fei WangNatural Products Research Center, Chengdu Institution of Biology, Chinese Academy of Science, Chengdu, China.
Jizhong LouLaboratory of RNA Biology, Institute of Biophysics, Chinese Academy of Sciences, Beijing, China.
Zhuo TangNatural Products Research Center, Chengdu Institution of Biology, Chinese Academy of Science, Chengdu, China.
Wanli LiuMOE Key Laboratory of Protein Sciences, Tsinghua University, Beijing, China.
Chengdu Institute of Biology · CNChinese Academy of Sciences · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

B lymphocytes use B cell receptors (BCRs) to sense the physical features of the antigens. However, the sensitivity and threshold for the activation of BCRs resulting from the stimulation by mechanical forces are unknown. Here, we addressed this question using a double-stranded DNA-based tension gauge tether system serving as a predefined mechanical force gauge ranging from 12 to 56 pN. We observed that IgM-BCR activation is dependent on mechanical forces and exhibits a multi-threshold effect. In contrast, the activation of isotype-switched IgG- or IgE-BCR only requires a low threshold of less than 12 pN, providing an explanation for their rapid activation in response to antigen stimulation. Mechanistically, we found that the cytoplasmic tail of the IgG-BCR heavy chain is both required and sufficient to account for the low mechanical force threshold. These results defined the mechanical force sensitivity and threshold that are required to activate different isotyped BCRs.

Indexed as

Chemical PhenomenaAnimalsAntigensCell LineHumansImmunoglobulin EImmunoglobulin GImmunoglobulin MMiceProtein BindingReceptors, Antigen, B-CellAntigensImmunoglobulin EImmunoglobulin GImmunoglobulin MReceptors, Antigen, B-CellBCR activationhumanIgG-BCRIgM-BCRimmunologymechanical forcemouseTGT

Identifiers

PMID26258882
PMCPMC4555871
OpenAlexW2138204597

What OpenQuestion holds

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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.