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Which way does the Wnt blow? Exploring the duality of canonical Wnt signaling on cellular aging

✍ Scribed by Nathan A. DeCarolis; Keith A. Wharton Jr; Amelia J. Eisch


Publisher
John Wiley and Sons
Year
2008
Tongue
English
Weight
128 KB
Volume
30
Category
Article
ISSN
0265-9247

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✦ Synopsis


Abstract

Critical cellular functions, including stem cell maintenance, fate determination, and cellular behavior, are governed by canonical Wnt signaling, an evolutionarily conserved pathway whose intracellular signal is transduced by β‐catentin. Emerging evidence suggests that canonical Wnt signaling influences cellular aging, indicating that increases in Wnt signaling delay age‐related deficits.1 However, recent Science papers suggest that Wnt signaling accelerates the onset of aging.2,3 In an attempt to resolve this paradox and clarify how Wnt signaling affects aging, we provide a selective review of research relevant to Wnt signaling and aging. BioEssays 30:102–106, 2008. © 2008 Wiley Periodicals, Inc.