Autophagy modulator plays a part in UV protection.

Abstract:

:Ultraviolet (UV)-induced DNA damage is a major risk factor for skin cancers including melanoma. UVRAG, originally identified to complement UV sensitivity in xeroderma pigmentosum (XP), has since been implicated in modulating macroautophagy/autophagy, in coordinating different intracellular trafficking pathways, and in maintaining chromosomal stability. Intriguingly, our recent study has demonstrated that UVRAG plays an essential role in protecting cells from UV-induced DNA damage by activating the nucleotide excision repair (NER) pathway. Since NER is the major mechanism by which cells maintain DNA integrity against UV insult, the inactivation of UVRAG seen in some melanoma may impart these cells with an ability to accumulate high-load UV mutagenesis, leading to cancer progression. Thus, this property of UVRAG has untapped potential to be of fundamental importance in understanding the genetics and pathogenesis of human skin cancer.

journal_name

Autophagy

journal_title

Autophagy

authors

Yang Y,Quach C,Liang C

doi

10.1080/15548627.2016.1196319

subject

Has Abstract

pub_date

2016-09-01 00:00:00

pages

1677-8

issue

9

eissn

1554-8627

issn

1554-8635

journal_volume

12

pub_type

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