Evidence map›Paper›PMID 9547345›Full record

ArticleThe Journal of experimental medicine1998

A double-edged kinase Lyn: a positive and negative regulator for antigen receptor-mediated signals.

H Nishizumi, K Horikawa, I Mlinaric-Rascan, T Yamamoto

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of experimental medicine, 1998. 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
6.1field-weighted citation impact, top 3% 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, 199 citations in OpenAlex.

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  14. B Lineage Cells in ANCA-Associated Vasculitis.International journal of molecular sciences · 2021
    Review
  15. Acute Csk inhibition hinders B cell activation by constraining the PI3 kinase pathway.Proceedings of the National Academy of Sciences of the United States of America · 2021
    Article
  16. Article
  17. Genomic Landscape of Waldenström Macroglobulinemia and Its Impact on Treatment Strategies.Journal of clinical oncology : official journal of the American Society of Clinical Oncology · 2020
    Review
  18. Article
  19. Review
  20. Review

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

4 authors at 1 institution in 1 country.

H NishizumiDepartment of Oncology, Institute of Medical Science, The University of Tokyo, Tokyo 108-8639, Japan.
K Horikawa
I Mlinaric-Rascan
T Yamamoto
The University of Tokyo · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

B cells from young lyn-/- mice are hyperresponsive to anti-IgM-induced proliferation, suggesting involvement of Lyn in negative regulation of B cell antigen receptor (BCR)-mediated signaling. Here we show that tyrosine phosphorylation of FcgammaRIIB and CD22 coreceptors, which are important for feedback suppression of BCR-induced signaling, was severely impaired in lyn-/- B cells upon their coligation with the BCR. Hypophosphorylation on tyrosine residues of these molecules resulted in failure of recruiting the tyrosine phosphatase SHP-1 and inositol phosphatase SHIP, SH2-containing potent inhibitors of BCR-induced B cell activation, to the coreceptors. Consequently, lyn-/- B cells exhibited defects in suppressing BCR-induced Ca2+ influx and proliferation. Thus, Lyn is critically important in tyrosine phosphorylation of the coreceptors, which is required for feedback suppression of B cell activation.

Indexed as

Cell Adhesion MoleculesLectinsAnimalsAntigens, CDAntigens, Differentiation, B-LymphocyteB-LymphocytesGene TargetingLymphocyte ActivationMiceMice, Mutant StrainsMutagenesisPhosphorylationReceptors, Antigen, B-CellReceptors, IgGSialic Acid Binding Ig-like Lectin 2Signal TransductionAntigens, CDAntigens, Differentiation, B-LymphocyteCd22 protein, mouseCell Adhesion MoleculesFc gamma receptor IIBLectinsReceptors, Antigen, B-CellReceptors, IgGSialic Acid Binding Ig-like Lectin 2src-Family KinasesTyrosine

Identifiers

PMID9547345
PMCPMC2212230
OpenAlexW2117309266

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-SA
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.