Evidence map›Paper›PMID 26862916›Full record

ArticlePLoS genetics2016

DAF-16 and TCER-1 Facilitate Adaptation to Germline Loss by Restoring Lipid Homeostasis and Repressing Reproductive Physiology in C. elegans.

Francis Raj Gandhi Amrit, Elizabeth Marie Steenkiste, Ramesh Ratnappan, Shaw-Wen Chen, T Brooke McClendon, Dennis Kostka, Judith Yanowitz, Carissa Perez Olsen, Arjumand Ghazi

Erratum issuedOpen access · goldAbstract read
In one paragraph

Article in PLoS genetics, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 51 papers.

0numbers the graph read from it
0cells of the map it votes in
51citing papers in PubMed
4.4field-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

51 citing papers in PubMed, 75 citations in OpenAlex.

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  9. Antiaging Effect of 2-Foods (Basel, Switzerland) · 2025
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  14. FOXO3: at the crossroads of metabolic, inflammatory, and tumorigenic remodeling in the colon.American journal of physiology. Gastrointestinal and liver physiology · 2024
    Review
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

9 authors at 2 institutions in 1 country.

Francis Raj Gandhi AmritDepartment of Pediatrics, Rangos Research Center, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, United States of America.
Elizabeth Marie SteenkisteDepartment of Pediatrics, Rangos Research Center, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, United States of America.
Ramesh RatnappanDepartment of Pediatrics, Rangos Research Center, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, United States of America.
Shaw-Wen ChenDivision of Basic Sciences Fred Hutchison Cancer Research Center, Seattle, Washington, United States of America.
T Brooke McClendonDepartment of Obstetrics, Gynecology and Reproductive Sciences, Magee Women's Research Institute, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, United States of America.
Dennis KostkaDepartments of Developmental Biology and Computational and Systems Biology, Rangos Research Center, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, United States of America.
Judith YanowitzDepartment of Obstetrics, Gynecology and Reproductive Sciences, Magee Women's Research Institute, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, United States of America.
Carissa Perez OlsenDivision of Basic Sciences Fred Hutchison Cancer Research Center, Seattle, Washington, United States of America.
Arjumand GhaziDepartment of Pediatrics, Rangos Research Center, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, United States of America.
University of Pittsburgh · USFred Hutch Cancer Center · US

Funding

Translational Bioimaging Core Shared ResourceP30CA015704 · NCI · FRED HUTCHINSON CANCER RESEARCH CENTER · PI Marian Esvelt · 1985 to 2026
$296.4M
Enhancing and expanding the CGC Strain CollectionP40OD010440 · OD · UNIVERSITY OF MINNESOTA · PI Ann E. Rougvie · 2012 to 2026
$7.5M
Undergraduate Summer Research Supplement for 5R01GM104007-07: Characterization of a Meiotic Crossover Surveillance SystemR01GM104007 · NIGMS · MAGEE-WOMEN'S RES INST AND FOUNDATION · PI YANOWITZ, JUDITH L · 2013 to 2021
$2.6M
Defining the Impact of Lipid Synthesis and Turnover on Aging in C. elegansDP5OD009189 · OD · WORCESTER POLYTECHNIC INSTITUTE · PI OLSEN, CARISSA · 2011 to 2015
$2.2M
NIGMS NIH HHS R01 GM104007NIH HHS 5 DP5OD009189-04NIH HHS DP5 OD009189NIH HHS P40 OD010440
6 · The paper itself

Abstract

Elimination of the proliferating germline extends lifespan in C. elegans. This phenomenon provides a unique platform to understand how complex metazoans retain metabolic homeostasis when challenged with major physiological perturbations. Here, we demonstrate that two conserved transcription regulators essential for the longevity of germline-less adults, DAF-16/FOXO3A and TCER-1/TCERG1, concurrently enhance the expression of multiple genes involved in lipid synthesis and breakdown, and that both gene classes promote longevity. Lipidomic analyses revealed that key lipogenic processes, including de novo fatty acid synthesis, triglyceride production, desaturation and elongation, are augmented upon germline removal. Our data suggest that lipid anabolic and catabolic pathways are coordinately augmented in response to germline loss, and this metabolic shift helps preserve lipid homeostasis. DAF-16 and TCER-1 also perform essential inhibitory functions in germline-ablated animals. TCER-1 inhibits the somatic gene-expression program that facilitates reproduction and represses anti-longevity genes, whereas DAF-16 impedes ribosome biogenesis. Additionally, we discovered that TCER-1 is critical for optimal fertility in normal adults, suggesting that the protein acts as a switch supporting reproductive fitness or longevity depending on the presence or absence of the germline. Collectively, our data offer insights into how organisms adapt to changes in reproductive status, by utilizing the activating and repressive functions of transcription factors and coordinating fat production and degradation.

Indexed as

Adaptation, PhysiologicalHomeostasisLipid MetabolismAnimalsCaenorhabditis elegansCaenorhabditis elegans ProteinsDietDown-RegulationFatty AcidsFertilityForkhead Transcription FactorsGene Expression Regulation, DevelopmentalGerm CellsLongevityMutationPeptide Elongation FactorsCaenorhabditis elegans Proteinsdaf-16 protein, C elegansFatty AcidsForkhead Transcription FactorsGlp-1 protein, C elegansPeptide Elongation FactorsReceptors, NotchTCER-1 protein, C elegansTriglycerides

Identifiers

PMID26862916
PMCPMC4749232
OpenAlexW2253615956

What OpenQuestion holds

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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.