| Type | MGI:General | Description | cells in spleen, lymph nodes, thymus, and Peyer's patches show nuclear chromatin clumping usually into -4 masses at periphery of nucleus lymphocytes in blood smears show heterochromatin clumping lymphocytes in spleens show discrete masses of heterochromatin at edge of nuclear membrane with no indentation of membrane, compared to pernuclear and perinucleolar heterochromatin in wild-type cells |
