Evidence map›Paper›PMID 21678081›Full record

ArticleMolecular and cellular biochemistry2011

Involvement of c-Src/STAT3 signal in EGF-induced proliferation of rat spermatogonial stem cells.

Jia-Xiang Chen, Lin-Lin Xu, Xin-Chang Wang, Hai-Yan Qin, Jing-Lei Wang

Abstract read
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In one paragraph

Article in Molecular and cellular biochemistry, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
1.3field-weighted citation impact, top 18% 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

14 citing papers in PubMed, 27 citations in OpenAlex.

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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

5 authors at 1 institution in 1 country.

Jia-Xiang ChenDepartment of Physiology, Medical College of Nanchang University, Donghu District, Nanchang 330006, People's Republic of China.
Lin-Lin Xu
Xin-Chang Wang
Hai-Yan Qin
Jing-Lei Wang
Nanchang University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Epidermal growth factor (EGF) plays a role in male germ cell development, but the precise function is yet to be defined. This study shows that EGF stimulates rat spermatogonial proliferation in a dose-dependent manner and significantly increased the protein levels of phosphated c-Src (p-c-Src) and phosphated signal transducer and activator of transcription 3 (p-STAT3). Moreover, overexpression of c-Src tagged with enhanced green fluorescence protein (EGFP) in rat spermatogonial stem cells enhances the cell viability. In contrast, knockdown or inhibition of c-Src inhibits rat spermatogonial stem cell proliferation; EGF could not abrogate the inhibitory effect. Evidently, the content of p-STAT3 protein was increased in c-Src-expressing cells and decreased in c-Src-suppressing cells. Furthermore, knockdown or inhibition of STAT3 also suppressed cell viability; neither EGF nor increased c-Src could reverse the inhibitory effect. These results are the first evidence that EGF induces proliferation of rat spermatogonial stem cells through c-Src/STAT3 signal.

Indexed as

Signal TransductionAnimalsCell ProliferationCell SurvivalCSK Tyrosine-Protein KinaseEpidermal Growth FactorHumansMalePhosphorylationProtein-Tyrosine KinasesRatsSpermatogoniasrc-Family KinasesSTAT3 Transcription FactorStem CellsCSK protein, humanCSK Tyrosine-Protein KinaseEpidermal Growth FactorProtein-Tyrosine Kinasessrc-Family KinasesStat3 protein, ratSTAT3 Transcription Factor

Identifiers

PMID21678081
OpenAlexW2064599819

What OpenQuestion holds

Textmetadata
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.