Evidence map›Paper›PMID 1375262›Full record

ArticleThe Journal of experimental medicine1992

Differential regulation of T cell antigen responsiveness by isoforms of the src-related tyrosine protein kinase p59fyn.

D Davidson, L M Chow, M Fournel, A Veillette

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of experimental medicine, 1992. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 52 papers.

0numbers the graph read from it
0cells of the map it votes in
52citing papers in PubMed
8.8field-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

52 citing papers in PubMed, 149 citations in OpenAlex.

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  11. Dock3 induces axonal outgrowth by stimulating membrane recruitment of the WAVE complex.Proceedings of the National Academy of Sciences of the United States of America · 2010
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  16. Cell growth, global phosphotyrosine elevation, and c-Met phosphorylation through Src family kinases in colorectal cancer cells.Proceedings of the National Academy of Sciences of the United States of America · 2008
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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.

D DavidsonMcGill Cancer Centre, Montréal, Canada.
L M Chow
M Fournel
A Veillette
McGill University Health Centre · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Recent observations suggest that the src-related tyrosine protein kinase p59fyn may be involved in antigen-induced T lymphocyte activation. As a result of alternative splicing, p59fyn exists as two isoforms that differ exclusively within a short sequence spanning the end of the Src Homology 2 (SH2) region and the beginning of the tyrosine protein kinase domain. While one p59fyn isoform (fynB) is highly expressed in brain, the alternative product (fynT) is principally found in T lymphocytes. To further understand the role of p59fyn in T cell activation and to test the hypothesis that p59fynT serves a tissue-specific function in T lymphocytes, we have examined the effects of expression of activated versions (tyrosine 528 to phenylalanine 528 mutants) of either form of p59fyn on the physiology of an antigen-specific mouse T cell hybridoma. Our results demonstrated that the two forms of fyn, expressed in equivalent amounts, efficiently enhanced antibody-induced T cell receptor (TCR)-mediated signals. In contrast, only p59fynT increased interleukin 2 production in response to antigen stimulation. This finding implies that the distinct p59fyn isoform expressed in T lymphocytes regulates the coupling of TCR stimulation by antigen/major histocompatibility complex to lymphokine production.

Indexed as

Lymphocyte ActivationAnimalsAntigensBase SequenceBrainGenetic VectorsInterleukin-2KineticsMiceMolecular Sequence DataMutagenesis, Site-DirectedOligodeoxyribonucleotidesProtein-Tyrosine KinasesProto-Oncogene ProteinsProto-Oncogene Proteins c-fynProto-Oncogene Proteins pp60(c-src)AntigensFyn protein, mouseInterleukin-2OligodeoxyribonucleotidesProtein-Tyrosine KinasesProto-Oncogene ProteinsProto-Oncogene Proteins c-fynProto-Oncogene Proteins pp60(c-src)Receptors, Antigen, T-Cell

Identifiers

PMID1375262
PMCPMC2119231
OpenAlexW2160416978

What OpenQuestion holds

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LicenceCC BY-NC-SA
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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.