Purity:Purified by Protein G affinity chromatography.
Form:Supplied as a liquid in PBS, 1% BSA, 0.09% sodium azide. Labeled with fluorescein isothiocyanate (FITC).
Specificity:Recognizes the low molecular weight isoform (180kD) of human CD45RO. The antigen is expressed by a functional subset of T cells with memory phenotype. In peripheral blood, stains 40-80% of lymphocytes and all monocytes and granulocytes.