Evidence map›Paper›PMID 22438571›Full record

ArticleDevelopment (Cambridge, England)2012

Mei-P26 regulates the maintenance of ovarian germline stem cells by promoting BMP signaling.

Yun Li, Jean Z Maines, Omür Y Tastan, Dennis M McKearin, Michael Buszczak

Open access · bronzeAbstract read
In one paragraph

Article in Development (Cambridge, England), 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
3.2field-weighted citation impact, top 7% 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

42 citing papers in PubMed, 70 citations in OpenAlex.

  1. Article
  2. Article
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  4. Dichotomous transcriptome divergence at the cell-type level between thebioRxiv : the preprint server for biology · 2025
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  8. Paternal Western diet causes transgenerational increase in food consumption in Drosophila with parallel alterations in the offspring brain proteome and microRNAs.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2023
    Article
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  12. Review
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  18. Review
  19. Translational Control during Developmental Transitions.Cold Spring Harbor perspectives in biology · 2019
    Review
  20. Article
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 2 institutions in 1 country.

Yun LiDepartment of Molecular Biology, University of Texas Southwestern Medical Center at Dallas, Dallas, TX 75390-9148, USA.
Jean Z Maines
Omür Y Tastan
Dennis M McKearin
Michael Buszczak
The University of Texas Southwestern Medical Center · USHoward Hughes Medical Institute · US

Funding

GERM CELL DIFFERNTIATION IN DROSOPHILAR01GM045820 · NIGMS · UT SOUTHWESTERN MEDICAL CENTER · PI BUSZCZAK, MICHAEL · 1991 to 2011
$3.9M
Howard Hughes Medical InstituteNIGMS NIH HHS GM045820NIGMS NIH HHS R01 GM045820
6 · The paper itself

Abstract

In the Drosophila ovary, bone morphogenetic protein (BMP) ligands maintain germline stem cells (GSCs) in an undifferentiated state. The activation of the BMP pathway within GSCs results in the transcriptional repression of the differentiation factor bag of marbles (bam). The Nanos-Pumilio translational repressor complex and the miRNA pathway also help to promote GSC self-renewal. How the activities of different transcriptional and translational regulators are coordinated to keep the GSC in an undifferentiated state remains uncertain. Data presented here show that Mei-P26 cell-autonomously regulates GSC maintenance in addition to its previously described role of promoting germline cyst development. Within undifferentiated germ cells, Mei-P26 associates with miRNA pathway components and represses the translation of a shared target mRNA, suggesting that Mei-P26 can enhance miRNA-mediated silencing in specific contexts. In addition, disruption of mei-P26 compromises BMP signaling, resulting in the inappropriate expression of bam in germ cells immediately adjacent to the cap cell niche. Loss of mei-P26 results in premature translation of the BMP antagonist Brat in germline stem cells. These data suggest that Mei-P26 has distinct functions in the ovary and participates in regulating the fates of both GSCs and their differentiating daughters.

Indexed as

AnimalsBone Morphogenetic ProteinsDrosophilaDrosophila ProteinsFemaleGene Expression Regulation, DevelopmentalGerm CellsImmunohistochemistryImmunoprecipitationMicroRNAsOvaryReverse Transcriptase Polymerase Chain ReactionSignal TransductionStem Cellsbam protein, DrosophilaBone Morphogenetic ProteinsDrosophila ProteinsMei-P26 protein, DrosophilaMicroRNAs

Identifiers

PMID22438571
PMCPMC3317963
OpenAlexW2098842749

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.