The DuraClone IM Treg Tube is an 8-color, 8-monoclonal antibody reagent that allows the identification of subpopulations of regulatory T cells in human whole blood samples by eight color flow cytometry. It contains 3 Compensation Kits, each kit containing eight tubes, each of a single color: CD4-FITC, CD4-PE, CD39-PC5.5, CD4-PC7, FoxP3-A647, CD3-APC-A750, CD4-Pacific Blue, CD8-Krome Orange. All tandem dye-labeled antibodies are lot-matched.