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January 21, 2013

Quadruple Helix DNA Found in Human Cells

Jonathan Amos, BBC News


Iridos/Wiki Commons

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.

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TAGGED: cancer, DNA

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