Evidence map›Paper›PMID 42062799›Full record

ArticleAging cell2026

A Decline in Follicle Cell Function Is a Major Driver of Drosophila Ovarian Aging.

Emily A Wolfgram, Todd G Nystul

Abstract read
In one paragraph

Article in Aging cell, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
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

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

2 authors.

Emily A WolfgramDepartment of Anatomy, UCSF, San Francisco, California, USA.
Todd G NystulDepartment of Anatomy, UCSF, San Francisco, California, USA.ORCID 0000-0002-6250-2394

Funding

Resource Component: Acquisition, maintenance and distribution of Drosophila stocksP40OD018537 · OD · TRUSTEES OF INDIANA UNIVERSITY · PI KEVIN R COOK, THOMAS KAUFMAN · 2014 to 2026
$13.5M
PREDOCTORAL TRAINING IN DEVELOPMENTAL BIOLOGYT32HD007470 · NICHD · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI Todd Nystul · 1994 to 2026
$7.7M
Cell Fate Decisions in Epithelial Stem Cell LineagesR35GM136348 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI Todd Nystul · 2020 to 2026
$3.9M
National Institute of Child Health and Human Development T32HD007470National Science Foundation 2445150NICHD NIH HHS T32 HD007470NIGMS NIH HHS R35 GM136348NIGMS NIH HHS R35GM136348NIH HHS P40 OD018537UCSF Bakar Aging Research Institute
6 · The paper itself

Abstract

The ovary is one of the first organs to lose functionality with age. We found that aging of the Drosophila ovary is characterized by an accumulation of phenotypes in the somatic compartment, including failure of the follicle cells to encapsulate germ-cell cysts, an extended S phase, and increased DNA damage. In aged ovaries, follicle encapsulation defects are associated with the lack of a germ-cell cyst checkpoint in early oogenesis. Single-cell RNA sequencing revealed that, across all cell types in the ovary, cells in the follicle lineage have the highest number of differentially expressed genes. Overexpression of Atg8a, a key autophagy machinery gene homologous to mammalian LC3, specifically in follicle cells prevents age-associated decline in the follicle epithelium and loss of reproductive capacity. Collectively, these findings demonstrate that genetic manipulation of a small population of ovarian somatic cells is sufficient to improve both cell-autonomous and non-autonomous features of reproductive aging.

Indexed as

AgingDrosophila melanogasterOvarian FollicleOvaryAnimalsDrosophila ProteinsFemaleDrosophila Proteinsagingcell biologydrosophilaovaryreproduction

Identifiers

PMID42062799
PMCPMC13132801

What Socratic holds

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LicenceCC BY
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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 Socratic graph.