Flow cytometric analysis of CD83 expression in human peripheral blood mononuclear cells(stimulated with 20 ng/mL recombinant human IL-4, 20 ng/mL recombinant human TNF, and 20 ng/mL recombinant human GM-CSF for 7 days) using PE conjugated CD83 antibody (Cat#F0563-PE). Green, isotype control (PE mouse IgG1 kappa); red, PE conjugated CD83.