anti-CD45.2/Ly-5.2 antibody (FITC): The antibody detects: Mouse CD 45.2 (Leukocyte Common Antigen) The monoclonal antibody 104-2 recognizes CD45 (Leukocyte Common Antigen) on all leukocytes of mouse strains expressing the CD45.2 allotype (e.g. A, AKR, BALB/c, CBA/Ca, CBA/J, C3H/He, C57BL, C57BR, C57L, C58, DBA/1, DBA/2, NZB, SWR, 129).