MicroRNAs, DNA Damage Response, and Cancer Treatment

As a result of various stresses, lesions caused by DNA-damaging agents occur constantly in each cell of the human body. Generally, DNA damage is recognized and repaired by the DNA damage response (DDR) machinery, and the cells survive. When repair fails, the genomic integrity of the cell is disrupte...

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Main Authors: Mingyang He, Weiwei Zhou, Chuang Li, Mingxiong Guo
Format: Article
Language:English
Published: MDPI AG 2016-12-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:http://www.mdpi.com/1422-0067/17/12/2087
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author Mingyang He
Weiwei Zhou
Chuang Li
Mingxiong Guo
author_facet Mingyang He
Weiwei Zhou
Chuang Li
Mingxiong Guo
author_sort Mingyang He
collection DOAJ
description As a result of various stresses, lesions caused by DNA-damaging agents occur constantly in each cell of the human body. Generally, DNA damage is recognized and repaired by the DNA damage response (DDR) machinery, and the cells survive. When repair fails, the genomic integrity of the cell is disrupted—a hallmark of cancer. In addition, the DDR plays a dual role in cancer development and therapy. Cancer radiotherapy and chemotherapy are designed to eliminate cancer cells by inducing DNA damage, which in turn can promote tumorigenesis. Over the past two decades, an increasing number of microRNAs (miRNAs), small noncoding RNAs, have been identified as participating in the processes regulating tumorigenesis and responses to cancer treatment with radiation therapy or genotoxic chemotherapies, by modulating the DDR. The purpose of this review is to summarize the recent findings on how miRNAs regulate the DDR and discuss the therapeutic functions of miRNAs in cancer in the context of DDR regulation.
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spelling doaj.art-3f4cfa8bac714f73bd845617e4f9fbad2022-12-22T02:45:59ZengMDPI AGInternational Journal of Molecular Sciences1422-00672016-12-011712208710.3390/ijms17122087ijms17122087MicroRNAs, DNA Damage Response, and Cancer TreatmentMingyang He0Weiwei Zhou1Chuang Li2Mingxiong Guo3Hubei Key Laboratory of Cell Homeostasis, College of Life Sciences, Wuhan University, Wuhan 430072, ChinaHubei Key Laboratory of Cell Homeostasis, College of Life Sciences, Wuhan University, Wuhan 430072, ChinaHubei Key Laboratory of Cell Homeostasis, College of Life Sciences, Wuhan University, Wuhan 430072, ChinaHubei Key Laboratory of Cell Homeostasis, College of Life Sciences, Wuhan University, Wuhan 430072, ChinaAs a result of various stresses, lesions caused by DNA-damaging agents occur constantly in each cell of the human body. Generally, DNA damage is recognized and repaired by the DNA damage response (DDR) machinery, and the cells survive. When repair fails, the genomic integrity of the cell is disrupted—a hallmark of cancer. In addition, the DDR plays a dual role in cancer development and therapy. Cancer radiotherapy and chemotherapy are designed to eliminate cancer cells by inducing DNA damage, which in turn can promote tumorigenesis. Over the past two decades, an increasing number of microRNAs (miRNAs), small noncoding RNAs, have been identified as participating in the processes regulating tumorigenesis and responses to cancer treatment with radiation therapy or genotoxic chemotherapies, by modulating the DDR. The purpose of this review is to summarize the recent findings on how miRNAs regulate the DDR and discuss the therapeutic functions of miRNAs in cancer in the context of DDR regulation.http://www.mdpi.com/1422-0067/17/12/2087microRNAsDNA damage responseDNA repairradiotherapychemotherapy
spellingShingle Mingyang He
Weiwei Zhou
Chuang Li
Mingxiong Guo
MicroRNAs, DNA Damage Response, and Cancer Treatment
International Journal of Molecular Sciences
microRNAs
DNA damage response
DNA repair
radiotherapy
chemotherapy
title MicroRNAs, DNA Damage Response, and Cancer Treatment
title_full MicroRNAs, DNA Damage Response, and Cancer Treatment
title_fullStr MicroRNAs, DNA Damage Response, and Cancer Treatment
title_full_unstemmed MicroRNAs, DNA Damage Response, and Cancer Treatment
title_short MicroRNAs, DNA Damage Response, and Cancer Treatment
title_sort micrornas dna damage response and cancer treatment
topic microRNAs
DNA damage response
DNA repair
radiotherapy
chemotherapy
url http://www.mdpi.com/1422-0067/17/12/2087
work_keys_str_mv AT mingyanghe micrornasdnadamageresponseandcancertreatment
AT weiweizhou micrornasdnadamageresponseandcancertreatment
AT chuangli micrornasdnadamageresponseandcancertreatment
AT mingxiongguo micrornasdnadamageresponseandcancertreatment