DNA, which stores genetic information in the majority of organisms on Earth, is not easily destroyed. It readily absorbs ultraviolet (UV) radiation, but finds ways to recover.
Nanomaterials
Dec 8, 2015
0
947
Scientists have observed, for the first time, an intermediate stage in the chemical process that repairs DNA methylation damage and regulates many important biological functions that impact health conditions such as obesity, ...
Biochemistry
Nov 10, 2010
0
0
Each one of the trillions of cells that make up the human body suffers more than 10,000 DNA lesions every day. These injuries would be catastrophic if cells were unable to repair them, but a very delicate machinery that detects ...
Cell & Microbiology
Dec 28, 2021
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254
Different African killifish species vary extensively in their lifespans—from just a few months to several years. Scientists from the Max Planck Institute for Biology of Ageing in Cologne investigated how different lifespans ...
Evolution
Jul 3, 2019
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1
Michael Hendzel knows all too well that there is little that people can do to control the stability of their genetic code. But he hopes his latest research will help impact this elusive and crucial aspect of medicine. Published ...
Cell & Microbiology
Nov 11, 2015
3
1065
Scientists have shown in multiple contexts that DNA damage over our lifetimes is a key mechanism behind the development of cancer and other age-related diseases. Not everyone gets these diseases, because the body has multiple ...
Biochemistry
Apr 11, 2010
2
0
A recent study by Prof. Chong Kang's group from the Institute of Botany of the Chinese Academy of Sciences (CAS) has revealed a novel cold domesticated repair mechanism for DNA damage in rice, providing corresponding elite ...
Molecular & Computational biology
Jan 6, 2023
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159
Maintaining the stability and the correct sequence of our genetic information is vital to the accurate transmission of our genetic code. However, in the course of replicating, our DNA frequently runs into roadblocks, arising ...
Cell & Microbiology
Apr 14, 2015
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34
Is it better to do a task quickly and make mistakes, or to do it slowly but perfectly? When it comes to deciding how to fix breaks in DNA, cells face the same choice between two major repair pathways. The decision matters, ...
Cell & Microbiology
Sep 20, 2017
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249
The discovery of CRISPR-Cas9 has made gene editing very easy. Unfortunately, the molecular tool has recently been found to be less precise than previously assumed. It can lead to unwanted mutations in a cell's DNA. Researchers ...
Biotechnology
Dec 5, 2018
0
51
