DNA can sustain serious injuries called double strand breaks, in which both strands of the helix snap. These breaks are among ...
Cells are not immortal, and that is a good thing. After a certain number of divisions, many human cells stop multiplying for ...
Researchers identified a new, sticky form of mitochondrial DNA damage that builds up at dramatically higher levels than in nuclear DNA. These lesions disrupt energy production and activate ...
6don MSN
Mitotic stopwatch pathway shows how cancer loses its sense of time to avoid stress responses
When cell division (mitosis) takes too long, it can be a sign that something is wrong with the cells, for example, DNA damage ...
News Medical on MSN
Scientists can finally answer an old question about cellular aging
Cells stop dividing when telomeres become too short to protect chromosomes, a process known as replicative senescence. But ...
Researchers at LMU have uncovered how ribosomes, the cell’s protein builders, also act as early warning sensors when ...
Oxidative stress is caused by an imbalance between the production of reactive oxygen species (ROS) and the ability of the ...
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