January 21, 2013
Quadruple Helix DNA Found in Human Cells
Jonathan Amos, BBC News
Cambridge University scientists say they have seen four-stranded DNA at work in human cells for the first time.
The famous "molecule of life", which carries our genetic code, is more familiar to us as a double helix.
But researchers tell the journal Nature Chemistry that the "quadruple helix" is also present in our cells, and in ways that might possibly relate to cancer.
TAGGED: Cancer, DNA