Contact: Dr. Peter Virnau
Johannes Gutenberg Universitaet Mainz
Caption: One of the knots grows in size, while the other diffuses along the contour of the former.
Credit: ill./©: Peter Virnau, JGU
Usage Restrictions: The image is only to be used in connection with the JGU press release and with the given credits.
Related news release: How knots can swap positions on a DNA strand