Supplementary information

From the following article

High flexibility of DNA on short length scales probed by atomic force microscopy

Paul A. Wiggins, Thijn van der Heijden, Fernando Moreno-Herrero, Andrew Spakowitz, Rob Phillips, Jonathan Widom, Cees Dekker & Philip C. Nelson

Nature Nanotechnology 1, 137 - 141 (2006) Published online: 3 November 2006

doi:10.1038/nnano.2006.63