chicken erythrocyte nuclei were allowed to decondense in a low salt high pH buffer, fixed with HCOH, centrifuged onto a carbon coated EM grid, and stained with uranyl acetate. (Spreading technique of Oscar L Miller Jr). Beaded chains of nucleosomes separated by linker DNA are seen emanating from a central mass of less dispersed chromatin.
Biological Process: DNA packaging
Author: woodcock, chris
Source: The Cell: An Image Library