Ensuring the Stability of the Genome: DNA Damage Checkpoints

The cellular response to DNA damage is vital for the cell�s ability to maintain genomic integrity. Checkpoint signalling pathways, which induce a cell cycle arrest in response to DNA damage, are an essential component of this process. This is reflected by the functional conservation of these pathway...

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Main Authors: Christine Latif, Susan H. Harvey, Susan J. O'Connell
Format: Article
Language:English
Published: Wiley 2001-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1100/tsw.2001.297
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author Christine Latif
Susan H. Harvey
Susan J. O'Connell
author_facet Christine Latif
Susan H. Harvey
Susan J. O'Connell
author_sort Christine Latif
collection DOAJ
description The cellular response to DNA damage is vital for the cell�s ability to maintain genomic integrity. Checkpoint signalling pathways, which induce a cell cycle arrest in response to DNA damage, are an essential component of this process. This is reflected by the functional conservation of these pathways in all eukaryotes from yeast to mammalian cells. This review will examine the cellular response to DNA damage throughout the cell cycle. A key component of the DNA damage response is checkpoint signalling, which monitors the state of the genome prior to DNA replication (G1/S) and chromosome segregation (G2/M). Checkpoint signalling in model systems including mice, Xenopus laevis, Drosophila melanogaster, and the yeasts Saccharomyces cerevisiae and Schizosaccharomyces pombe have been useful in elucidating these pathways in mammalian cells. An examination of this research, with emphasis on the function of checkpoint proteins, their relationship to DNA repair, and their involvement in oncogenesis is undertaken here.
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spelling doaj-art-666ea14e5ace4b6bb447cf0dc4f1c9142025-02-03T01:00:25ZengWileyThe Scientific World Journal1537-744X2001-01-01168470210.1100/tsw.2001.297Ensuring the Stability of the Genome: DNA Damage CheckpointsChristine Latif0Susan H. Harvey1Susan J. O'Connell2Trescowthick Research Laboratories, Peter MacCallum Cancer Institute, Locked Bag 1, A'Beckett St., Melbourne, VIC 8006, AustraliaTrescowthick Research Laboratories, Peter MacCallum Cancer Institute, Locked Bag 1, A'Beckett St., Melbourne, VIC 8006, AustraliaTrescowthick Research Laboratories, Peter MacCallum Cancer Institute, Locked Bag 1, A'Beckett St., Melbourne, VIC 8006, AustraliaThe cellular response to DNA damage is vital for the cell�s ability to maintain genomic integrity. Checkpoint signalling pathways, which induce a cell cycle arrest in response to DNA damage, are an essential component of this process. This is reflected by the functional conservation of these pathways in all eukaryotes from yeast to mammalian cells. This review will examine the cellular response to DNA damage throughout the cell cycle. A key component of the DNA damage response is checkpoint signalling, which monitors the state of the genome prior to DNA replication (G1/S) and chromosome segregation (G2/M). Checkpoint signalling in model systems including mice, Xenopus laevis, Drosophila melanogaster, and the yeasts Saccharomyces cerevisiae and Schizosaccharomyces pombe have been useful in elucidating these pathways in mammalian cells. An examination of this research, with emphasis on the function of checkpoint proteins, their relationship to DNA repair, and their involvement in oncogenesis is undertaken here.http://dx.doi.org/10.1100/tsw.2001.297
spellingShingle Christine Latif
Susan H. Harvey
Susan J. O'Connell
Ensuring the Stability of the Genome: DNA Damage Checkpoints
The Scientific World Journal
title Ensuring the Stability of the Genome: DNA Damage Checkpoints
title_full Ensuring the Stability of the Genome: DNA Damage Checkpoints
title_fullStr Ensuring the Stability of the Genome: DNA Damage Checkpoints
title_full_unstemmed Ensuring the Stability of the Genome: DNA Damage Checkpoints
title_short Ensuring the Stability of the Genome: DNA Damage Checkpoints
title_sort ensuring the stability of the genome dna damage checkpoints
url http://dx.doi.org/10.1100/tsw.2001.297
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