28 July 2017
Vol 357, Issue 6349

About The Cover

Cover image expansion

COVER Conceptual illustration of chromatin inside a cell's nucleus. To fit in the nucleus and mitotic chromosomes, DNA is assembled into chromatin, the structure of which determines the functions of our genome. By painting cells with a DNA binding dye that deposits a metal dusting on the surface of DNA, Ou et al. were able to visualize the chromatin structure of the human genome. See eaag0025.For more on the process behind the cover image, see
Illustration: Valerie Altounian/Science