News tagged with dna repair

Untying DNA knots

Structural biologists at the Friedrich Miescher Institute for Biomedical Research have resolved the 3D structure of a protein machine that plays an important part in the maintenance of genomic stability. ...

dateFeb 21, 2014 in Cell & Microbiology
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How do bacteria repair damage from the sun?

(Phys.org) —From bacteria to plants to humans, all organisms have mechanisms that they use to repair DNA damaged by ultraviolet (UV) light. This fundamental maintenance function is critical to our health ...

dateJan 24, 2014 in Biotechnology
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How DNA repair helps prevent cancer

The biological information that makes us unique is encoded in our DNA. DNA damage is a natural biological occurrence that happens every time cells divide and multiply. External factors such as overexposure ...

dateAug 16, 2013 in Biochemistry
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Unspooling DNA from nucleosomal disks

The tight wrapping of genomic DNA around nucleosomes in the cell nucleus makes it unavailable for gene expression. A team of Ludwig-Maximilians-Universitaet (LMU) in Munich now describes a mechanism that allows chromosomal ...

dateMay 23, 2013 in Biochemistry
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