Geoprotection by glycerol: Insights to its mechanisms and critical potentials

College

College of Science

Department/Unit

Biology

Document Type

Article

Source Title

Annals of the New York Academy of Sciences

Volume

1067

Issue

1

First Page

488

Last Page

492

Publication Date

2006

Abstract

Chaperones, particularly the heat-shock proteins, are considered as key players in the maintenance of protein homeostasis and are associated with longevity and cellular immortalization. In this study, we investigated the geroprotective activity of the chemical chaperone glycerol. Glycerol showed significant chaperoning activity in refolding heat-denatured luciferase in vivo and in protecting cells from heat stress-induced cytotoxicity. This was accompanied by decrease in p53, an upregulation of a stress chaperone mortalin/mtHsp70, and an increase in proteasome activity in the presence of oxidative stress.

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Disciplines

Molecular Biology

Keywords

Glycerin; Molecular chaperones; Aging—Prevention

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