Throughout a cell's life, corrective mechanisms act to repair DNA strand breaks. The exception is during the critical moment of cell division, when chromosomes are most vulnerable. Toronto researchers found out why DNA repair ...
Mar 20, 2014
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Scientists at the University of Bristol have discovered that a mechanism for preventing mutation within important genes involves long distance scanning of DNA by a molecular motor protein.
Feb 19, 2014
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(Medical Xpress)—A molecule originally implicated in DNA repair may also be a crucial factor in preventing tumours such as medulloblastoma, a type of childhood brain tumour, according to research published today in Science.
Oct 11, 2013
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By detailing a process required for repairing DNA breakage, scientists at the Duke Cancer Institute have gained a better understanding of how cells deal with the barrage of damage that can contribute to cancer and other diseases.
Sep 30, 2013
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Amyotrophic lateral sclerosis (ALS)—also known as Lou Gehrig's disease—is a neurodegenerative disease that destroys the neurons that control muscle movement. There is no cure for ALS, which kills most patients within ...
Sep 16, 2013
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In current health lore, antioxidants are all the rage, as "everybody knows" that reducing the amount of "reactive oxygen species"—cell-damaging molecules that are byproducts of cellular metabolism—is critical to staying ...
Jun 14, 2013
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Researchers in Germany have found a new way to exploit the differences between cancer cells and normal cells that could lead to new treatments.
Jun 13, 2013
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(Medical Xpress)—Scientists supported by the National Institutes of Health have a new theory as to why a woman's fertility declines after her mid-30s. They also suggest an approach that might help slow the process, enhancing ...
May 22, 2013
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When cells suffer too much DNA damage, they are usually forced to undergo programmed cell death, or apoptosis. However, cancer cells often ignore these signals, flourishing even after chemotherapy drugs have ravaged their ...
May 14, 2013
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(Medical Xpress)—Researchers from the University of Alberta are abuzz after using fruit flies to find new ways of taking advantage of caffeine's lethal effects on cancer cells—results that could one day be used to advance ...
Apr 18, 2013
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