If you take hold of a DNA molecule and twist it, this creates 'supercoils', which are a bit like those annoying loops and twists you get in earphone cables. Research carried out by TU Delft has found that in the DNA molecule these coils can make their way surprisingly quickly along the length of the DNA. The researchers from Cees Dekker's group at the Kavli Institute of Nanoscience in Delft published their results in Science in September.
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