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Compounds that confer thermal stress resistance and extended lifespan

  • Michael G. Benedetti
  • , Amanda L. Foster
  • , Maithili C. Vantipalli
  • , Mark P. White
  • , James N. Sampayo
  • , Matthew S. Gill
  • , Anders Olsen
  • , Gordon J. Lithgow

Research output: Contribution to journalArticlepeer-review

Abstract

The observation that long-lived and relatively healthy animals can be obtained by simple genetic manipulation prompts the search for chemical compounds that have similar effects. Since aging is the most important risk factor for many socially and economically important diseases, the discovery of a wide range of chemical modulators of aging in model organisms could prompt new strategies for attacking age-related disease such as diabetes, cancer and neurodegenerative disorders [Collins, J.J., Evason, K., Kornfeld, K., 2006. Pharmacology of delayed aging and extended lifespan of Caenorhabditis elegans. Exp. Gerontol.; Floyd, R.A., 2006. Nitrones as therapeutics in age-related diseases. Aging Cell 5, 51-57; Gill, M.S., 2006. Endocrine targets for pharmacological intervention in aging in Caenorhabditis elegans. Aging Cell 5, 23-30; Hefti, F.F., Bales, R., 2006. Regulatory issues in aging pharmacology. Aging Cell 5, 3-8]. Resistance to multiple types of stress is a common trait in long-lived genetic variants of a number of species; therefore, we have tested compounds that act as stress response mimetics. We have focused on compounds with antioxidant properties and identified those that confer thermal stress resistance in the nematode Caenorhabditis elegans. Some of these compounds (lipoic acid, propyl gallate, trolox and taxifolin) also extend the normal lifespan of this simple invertebrate, consistent with the general model that enhanced stress resistance slows aging.

Original languageEnglish (US)
Pages (from-to)882-891
Number of pages10
JournalExperimental Gerontology
Volume43
Issue number10
DOIs
StatePublished - Oct 2008
Externally publishedYes

Bibliographical note

Funding Information:
The authors thank members of the Lithgow Lab for helpful discussions. CYP35A3 was a gift from Ralph Menzel. G.J.L. is supported by the NIH AG21069, AG22868, NS050789-01, the Ellison Medical Foundation and the Larry L. Hillblom Foundation. The COPAS BIOSORT system was a generous gift from The Glenn Foundation for Medical Research and The Herbert Simon Foundation. Nematode strains were obtained from the Caenorhabditis Genetics Center, funded by the National Institutes of Health National Center for Research Resources.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • Aging
  • Antioxidant
  • Compound screen
  • Lifespan
  • Lipoic acid
  • Propyl gallate
  • Stress
  • Taxifolin
  • Thermotolerance
  • Trolox

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