Environmental conditions, lifestyle choices, chemical exposure, and foodborne and airborne pathogens are among the external factors that can cause disease. In contrast, internal genetic factors can be responsible for the ...
Molecular & Computational biology
May 21, 2019
0
171
(Phys.org)—Scientists have long wondered why cells lose their ability to repair themselves as they age. New research by scientists at the University of Rochester has uncovered two intriguing clues.
Cell & Microbiology
Aug 31, 2012
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0
Double-strand breaks in DNA happen every time a cell divides and replicates. Depending on the type of cell, that can be pretty often. Many proteins are involved in everyday DNA repair, but if they are mutated, the repair ...
Cell & Microbiology
Feb 3, 2013
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0
A new study adds to an emerging, radically new picture of how bacterial cells continually repair faulty sections of their DNA.
Cell & Microbiology
May 16, 2023
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100
A research team from Cologne has discovered that a change in the DNA structure—more precisely in the chromatin—plays a decisive role in the recovery phase after DNA damage. The key is a double occupation by two methyl ...
Cell & Microbiology
Oct 13, 2020
0
283
In the early 1990s, Jacqueline Barton, the John G. Kirkwood and Arthur A. Noyes Professor of Chemistry at Caltech, discovered an unexpected property of DNA—that it can act like an electrical wire to transfer electrons quickly ...
Biochemistry
Feb 24, 2017
2
96
An organism's genome could be compared to a complex system of instructions that allows it not only to develop, but also to carry out all the activities essential to its survival. To do this, this genome needs to be expressed ...
Molecular & Computational biology
Dec 3, 2021
0
158
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
0
254
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
