News tagged with repair enzymes

How bacterial cell recognizes its own DNA

It may come as a bit of a surprise to learn that bacteria have an immune system - in their case to fight off invasive viruses called phages. And like any immune system - from single-celled to human - the first challenge of ...

dateApr 13, 2015 in Cell & Microbiology
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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. They have revealed ...

dateFeb 21, 2014 in Cell & Microbiology
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New calculations solve an old problem with DNA

The normal (B-form) DNA will switch to left-handed DNA when it is physically twisted, or when a lot of salt is added to the solution. Researchers at the University of Luxembourg were able to accurately calculate for the ...

dateDec 21, 2012 in Other
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A question of gene silencing

When investigating cancer cells, researchers discovered numerous peculiarities: Particular RNA molecules are present in large numbers, particular genes are overactive. Do these characteristics have a relation to cancer? Do ...

dateAug 24, 2011 in Biotechnology
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