CD8

A type of CD which is normally expressed in a subset of T-cells (Cytotoxic T-cells). Recall the CD_Mnemonic. This CD is can also be expressed in lower levels on some NK-cells. Also recall the rule of 8 mnemonic: CD4 associates with MCH Class II (4x2 =8). While CD8 associates with MHC Class I (8x1=8).