News tagged with dna repair

How to remove tangles in your DNA

(Phys.org) —DNA damage is a fact of life. On any given day, an organism's DNA will suffer between 10,000 and 1,000,000 breaks or other damage. These problems are repaired by enzymes in our cells that fix ...

Oct 08, 2014
4.9 / 5 (9) 0

Study shows how DNA finds its match

It's been more than 50 years since James Watson and Francis Crick showed that DNA is a double helix of two strands that complement each other. But how does a short piece of DNA find its match, out of the millions ...

Feb 08, 2012
4.8 / 5 (16) 2 | with audio podcast

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 ...

Jan 24, 2014
4.1 / 5 (8) 0 | with audio podcast

Key protein aids in DNA repair

Scientists have shown in multiple contexts that DNA damage over our lifetimes is a key mechanism behind the development of cancer and other age-related diseases. Not everyone gets these diseases, because the body has multiple ...

Apr 11, 2010
4.5 / 5 (20) 2 | with audio podcast

DNA and the 'magic rings' trick

(PhysOrg.com) -- A new study from UC Davis shows how, like a conjuring trick with interlocking rings, two interlocked pieces of DNA are separated after DNA is copied or repaired. The finding was published online Oct. 10 in ...

Oct 11, 2010
5 / 5 (5) 2 | with audio podcast