... X-rays, but also occur during cell division, when DNA molecules split and form two new DNA ... a cancerous cell.
One major DNA-repair mechanism involved in repairing these breaks is known as homologous ...
... risk factors in lifetime never smokers," Gorlova said.
This is the first study that has looked at functional DNA repair capacity as a risk factor for lung cancer in nonsmokers. Researchers drew white ...
... then exposed cells to two types of DNA-damaging agents. One was UV light, the other a chemotherapy ... Evidence suggests that HMGB1 works by summoning other DNA repair factors to the damaged site, Vasquez ...
SAN ANTONIO, July 24 (UPI) -- A gene called ATM prevents chromosomes from being mixed up by acting as a traffic cop during DNA repair, U.S. scientists reported.
... although XLF shares many properties with well known DNA repair factors, certain cells of the immune system ... homologous end-joining (C-NHEJ) factors that repair double strand breaks (DSBs) in mammalian ...
... targeting the Mre11 protein has significant promise for cancer therapeutics and could be combined with other inhibitors of DNA repair. Several studies in the past two years have reported mutations in ...
DNA repair is critical for avoiding cancer and other diseases. A molecular machine called the MRN complex finds and signals double-strand breaks and initiates error-free repair by means of homologous ...
... made a risky evolutionary gambit to mutate their own DNA. New research published in Nature shows for the first time that a molecule devoted to DNA repair plays a broader role in this genetic ...
... proteins help cells fix broken DNA. The function of HP1 proteins has puzzled researchers ... indications of genomic instability that can result from faulty DNA repair, including unpaired sister chromatids ...
... to identify genetic risk factors may have been overestimated. Alternatively, the importance of the DNA repair pathway may have been exaggerated. However, there is increasing recognition that genetic ...
(PhysOrg.com) -- A naturally occurring DNA repair system that normally protects cells from damage can cause retinal degeneration and blindness when overstimulated, according to a new study by MIT ...
... , is of fundamental biological importance," McKinnon said. "This knowledge is necessary not only for understanding DNA repair diseases but for understanding the broader implications of maintaining of ...
... analyzed nine single nucleotide polymorphisms of seven DNA repair genes among 734 patients ... failed to fix the DNA damages caused by exogenous agents such as tobacco carcinogens or endogenous agents ...
... . In 2006, the researchers recorded a portion of the bacterial DNA repair process, a system considerably less ... Academy of Sciences on Jan. 13.
Human DNA is under constant assault from harmful agents ...
... interaction between BRCA1 and RAP80 to learn the molecular details of how this complex functioned in DNA repair and to explore RAP80 as a possible breast-cancer-susceptibility gene candidate.
In the ...
