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Chemical biology

A broader take on DNA

Slipping in extra benzene rings creates a broader DNA double helix that is similar to, but different from, natural DNA. Importantly, it can encode more genetic information — and that could have wide implications.

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Figure 1: Expanded DNA.


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Correspondence to Floyd E. Romesberg.

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Leconte, A., Romesberg, F. A broader take on DNA. Nature 444, 553–555 (2006).

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