Figure A. PE-Cy5 conjugated mouse anti human CD45RO (MCA461C) and FITC conjugated Mouse IgG1 isotype control (MCA928F). Figure B. PE-Cy5 conjugated mouse anti human CD45RO (MCA461C) and FITC conjugated mouse anti human CD45RA (MCA88F). All experiments performed on red cell lysed human peripheral blood gated on lymphocytes in the presence of Human SeroBlock (BUF070A)