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Human DNA Repair Genes

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TLDR
Modulation of DNA repair should lead to clinical applications including improvement of radiotherapy and treatment with anticancer drugs and an advanced understanding of the cellular aging process.
Abstract
Cellular DNA is subjected to continual attack, both by reactive species inside cells and by environmental agents. Toxic and mutagenic consequences are minimized by distinct pathways of repair, and 130 known human DNA repair genes are described here. Notable features presently include four enzymes that can remove uracil from DNA, seven recombination genes related to RAD51, and many recently discovered DNA polymerases that bypass damage, but only one system to remove the main DNA lesions induced by ultraviolet light. More human DNA repair genes will be found by comparison with model organisms and as common folds in three-dimensional protein structures are determined. Modulation of DNA repair should lead to clinical applications including improvement of radiotherapy and treatment with anticancer drugs and an advanced understanding of the cellular aging process.

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Journal ArticleDOI

Targeting DNA Repair Proteins: A Promising Avenue for Cancer Gene Therapy

TL;DR: Several protein candidates that have been targeted by different gene therapy approaches and results obtained from in vitro and in vivo experiments are presented and discussed in the perspective of potential gene therapy clinical trials.
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XRCC1 and ERCC1 polymorphisms are related to susceptibility and survival of colorectal cancer in the Chinese population.

TL;DR: It is indicated that XRCC1 and ERCC1 polymorphisms probably affect susceptibility, chemotherapy response and survival of CRC patients, and the effects of polymorphisms on survival analysis were evaluated.
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Lack of association between XPG Asp1104His and XPF Arg415Gln polymorphism and breast cancer risk: a meta-analysis of case-control studies.

TL;DR: It is suggested that XPG Asp1104His polymorphism is not associated with increased breast cancer risk, and XPF Arg415Gln may be a low-penetrant risk factor in the Caucasian ethnicity for developing breast cancer.
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Interactions between cigarette smoking and XPC-PAT genetic polymorphism enhance bladder cancer risk

TL;DR: Inherited polymorphisms in the XPC gene that lead to a reduction in DNA repair capacity may increase susceptibility to bladder cancer and an elevated risk of bladder cancer was significantly associated with the gene-environment interaction in a Chinese Han population.
Journal ArticleDOI

The DNA Repair Gene APE1 T1349G Polymorphism and Risk of Gastric Cancer in a Chinese Population

TL;DR: The APE1 T1349G polymorphism may be a marker for the development of gastric cancer in the Chinese population and further analyses revealed that the variant genotypes were associated with an increased risk for diffuse-type, low depth of tumor infiltration (T1 and T2), and lymph node metastasis Gastric cancer.
References
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Journal ArticleDOI

Analysis of the genome sequence of the flowering plant Arabidopsis thaliana.

TL;DR: This is the first complete genome sequence of a plant and provides the foundations for more comprehensive comparison of conserved processes in all eukaryotes, identifying a wide range of plant-specific gene functions and establishing rapid systematic ways to identify genes for crop improvement.
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The DNA damage response: putting checkpoints in perspective

TL;DR: The inability to repair DNA damage properly in mammals leads to various disorders and enhanced rates of tumour development, and this work has shown that direct activation of DNA repair networks is needed to correct this problem.
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Inactivation of the DNA-Repair Gene MGMT and the Clinical Response of Gliomas to Alkylating Agents

TL;DR: Methylation of the MGMT promoter in gliomas is a useful predictor of the responsiveness of the tumors to alkylating agents and an independent and stronger prognostic factor than age, stage, tumor grade, or performance status.
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Functional genomic analysis of C. elegans chromosome I by systematic RNA interference

TL;DR: A reusable library of bacterial clones is constructed that will permit unlimited RNAi screens in the future and should help develop a more complete view of the relationships between the genome, gene function and the environment.
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Quality control by DNA repair.

TL;DR: In some cases, DNA damage is not repaired but is instead bypassed by specialized DNA polymerases, and the integrity of the genetic information is compromised.