Memory T cells can be identified by using the following marker:: (A) CD45RA, (B) CD45RB, (C) CD45RC, (D) CD45RO
Answer is D. CD 45 is called as Leukocyte common antigen (LCA) Location of cell Molecular marker All leucocytes CD45 and CD45RB Medullary thymocytes ('Naive' T- cells) CD45 RA and CD45RC Coical thymocytes (Memory T-cells) CD45RO