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Cited by 298

The DOI matches its Crossref record; 5 of the 5 references it cites were found in a registry or an index.

Drosophila germ-line modulation of insulin signaling and lifespan

Open access
Flatt, Thomas, Min, Kyung-Jin, D'Alterio, Cecilia, Villa-Cuesta, Eugenia, Cumbers, John, Lehmann, Ruth, Jones, D. Leanne, Tatar, Marc·2008·Proceedings of the National Academy of Sciences

Abstract

Ablation of germ-line precursor cells in Caenorhabditis elegans extends lifespan by activating DAF-16, a forkhead transcription factor (FOXO) repressed by insulin/insulin-like growth factor (IGF) signaling (IIS). Signals from the gonad might thus regulate whole-organism aging by modulating IIS. To date, the details of this systemic regulation of aging by the reproductive system are not understood, and it is unknown whether such effects are evolutionarily conserved. Here we report that eliminating germ cells (GCs) in Drosophila melanogaster increases lifespan and modulates insulin signaling. Long-lived germ-line-less flies show increased production of Drosophila insulin-like peptides ( dilps ) and hypoglycemia but simultaneously exhibit several characteristics of IIS impedance, as indicated by up-regulation of the Drosophila FOXO (dFOXO) target genes 4E-BP and l ( 2 ) efl and the insulin/IGF-binding protein IMP-L2 . These results suggest that signals from the gonad regulate lifespan and modulate insulin sensitivity in the fly and that the gonadal regulation of aging is evolutionarily conserved.

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Crossref · 10.1073/pnas.0709128105

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Metadata

Authors
Flatt, T., Min, K.-J., D'Alterio, C., Villa-Cuesta, E., Cumbers, J., Lehmann, R., Jones, D. L., & Tatar, M.
Venue
Proceedings of the National Academy of Sciences
Published
2008-04-29
Volume
105
Issue
17
Pages
6368-6373
ISSN
  • 0027-8424 (ISSN-L)
  • 1091-6490
OpenAlex
W2033908049
Cited by
298
References
5
FWCI
5.72
Type
journal article
Language
en
Open access
green

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