Evidence map›Paper›PMID 31166944›Full record

ArticlePLoS biology2019

AMPK regulates germline stem cell quiescence and integrity through an endogenous small RNA pathway.

Pratik Kadekar, Richard Roy

Open access · goldAbstract read
In one paragraph

Article in PLoS biology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.9field-weighted citation impact, top 16% 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

20 citing papers in PubMed, 42 citations in OpenAlex.

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  14. The CHARGE syndrome ortholog CHD-7 regulates TGF-β pathways inProceedings of the National Academy of Sciences of the United States of America · 2022
    Article
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  20. Biology of theGenetics · 2019
    Review
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

2 authors at 1 institution in 1 country.

Pratik KadekarDepartment of Biology, McGill University, Montreal, Quebec, Canada.
Richard RoyDepartment of Biology, McGill University, Montreal, Quebec, Canada.ORCID 0000-0002-8679-3966
McGill University · CA

Funding

CIHR
6 · The paper itself

Abstract

During suboptimal growth conditions, Caenorhabditis elegans larvae undergo a global developmental arrest called "dauer." During this stage, the germline stem cells (GSCs) become quiescent in an AMP-activated Protein Kinase (AMPK)-dependent manner, and in the absence of AMPK, the GSCs overproliferate and lose their reproductive capacity, leading to sterility when mutant animals resume normal growth. These defects correlate with the altered abundance and distribution of a number of chromatin modifications, all of which can be corrected by disabling components of the endogenous small RNA pathway, suggesting that AMPK regulates germ cell integrity by targeting an RNA interference (RNAi)-like pathway during dauer. The expression of AMPK in somatic cells restores all the germline defects, potentially through the transmission of small RNAs. Our findings place AMPK at a pivotal position linking energy stress detected in the soma to a consequent endogenous small RNA-mediated adaptation in germline gene expression, thereby challenging the "permeability" of the Weismann barrier.

Indexed as

Adult Germline Stem CellsAMP-Activated Protein KinasesAnimalsCaenorhabditis elegansCaenorhabditis elegans ProteinsGerm CellsLarvaRNARNA InterferenceStem CellsAMP-Activated Protein KinasesCaenorhabditis elegans ProteinsRNA

Identifiers

PMID31166944
PMCPMC6576793
OpenAlexW2952376212

What OpenQuestion holds

Textmetadata
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.