Evidence map›Paper›PMID 34288362›Full record

ArticleEMBO reports2021

Muscle-derived exophers promote reproductive fitness.

Michał Turek, Katarzyna Banasiak, Małgorzata Piechota, Nilesh Shanmugam, Matylda Macias, Małgorzata Alicja Śliwińska, Marta Niklewicz, Konrad Kowalski, Natalia Nowak, Agnieszka Chacinska and 1 more

Open access · hybridAbstract read
In one paragraph

Article in EMBO reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
3.3field-weighted citation impact, top 6% 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

37 citing papers in PubMed, 57 citations in OpenAlex.

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  10. Extracellular vesicles inEXO : beyond the cell · 2026
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  18. Journal of biosciences · 2025
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors at 4 institutions in 1 country.

Michał TurekReMedy International Research Agenda Unit, University of Warsaw, Warsaw, Poland.ORCID 0000-0002-4637-5700
Katarzyna BanasiakLaboratory of Protein Metabolism, International Institute of Molecular and Cell Biology, Warsaw, Poland.ORCID 0000-0002-1027-9426
Małgorzata PiechotaLaboratory of Protein Metabolism, International Institute of Molecular and Cell Biology, Warsaw, Poland.ORCID 0000-0001-7511-8626
Nilesh ShanmugamLaboratory of Protein Metabolism, International Institute of Molecular and Cell Biology, Warsaw, Poland.ORCID 0000-0002-6813-115X
Matylda MaciasCore Facility, International Institute of Molecular and Cell Biology in Warsaw, Warsaw, Poland.ORCID 0000-0002-0412-7151
Małgorzata Alicja ŚliwińskaLaboratory of Imaging Tissue Structure and Function, Nencki Institute of Experimental Biology Polish Academy of Sciences, Warsaw, Poland.ORCID 0000-0002-5016-4949
Marta NiklewiczLaboratory of Protein Metabolism, International Institute of Molecular and Cell Biology, Warsaw, Poland.ORCID 0000-0002-3407-795X
Konrad KowalskiLaboratory of Protein Metabolism, International Institute of Molecular and Cell Biology, Warsaw, Poland.ORCID 0000-0001-8780-2070
Natalia NowakLaboratory of Imaging Tissue Structure and Function, Nencki Institute of Experimental Biology Polish Academy of Sciences, Warsaw, Poland.ORCID 0000-0003-3140-2056
Agnieszka ChacinskaReMedy International Research Agenda Unit, University of Warsaw, Warsaw, Poland.ORCID 0000-0002-2832-2568
Wojciech PokrzywaLaboratory of Protein Metabolism, International Institute of Molecular and Cell Biology, Warsaw, Poland.ORCID 0000-0002-5110-4462
International Institute of Molecular and Cell Biology · PLInstytut Biologii Doświadczalnej im. Marcelego Nenckiego · PLInstitute of Biochemistry and Biophysics, Polish Academy of Sciences · PLUniversity of Warsaw · PL

Funding

Enhancing and expanding the CGC Strain CollectionP40OD010440 · OD · UNIVERSITY OF MINNESOTA · PI Ann E. Rougvie · 2012 to 2026
$7.5M
NIH HHS P40 OD010440
6 · The paper itself

Abstract

Organismal functionality and reproduction depend on metabolic rewiring and balanced energy resources. However, the crosstalk between organismal homeostasis and fecundity and the associated paracrine signaling mechanisms are still poorly understood. Using Caenorhabditis elegans, we discovered that large extracellular vesicles (known as exophers) previously found to remove damaged subcellular elements in neurons and cardiomyocytes are released by body wall muscles (BWM) to support embryonic growth. Exopher formation (exopheresis) by BWM is sex-specific and a non-cell autonomous process regulated by developing embryos in the uterus. Embryo-derived factors induce the production of exophers that transport yolk proteins produced in the BWM and ultimately deliver them to newly formed oocytes. Consequently, offspring of mothers with a high number of muscle-derived exophers grew faster. We propose that the primary role of muscular exopheresis is to stimulate reproductive capacity, thereby influencing the adaptation of worm populations to the current environmental conditions.

Indexed as

Caenorhabditis elegans ProteinsGenetic FitnessAnimalsCaenorhabditis elegansFemaleMaleMusclesReproductionCaenorhabditis elegans Proteinsexophersintertissue signalingmusclevesicular transportvitellogenin

Identifiers

PMID34288362
PMCPMC8339713
OpenAlexW3185717958

What OpenQuestion holds

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Registered trials

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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.