CD4+T

Magnetic Bead Isolation and Flow Cytometric Identification of Human Peripheral Blood CD4⁺ T Cells

Isolation of human peripheral blood mononuclear cells (PBMCs) is achieved by density gradient centrifugation based on cell density differences. Red blood cells and most granulocytes sediment to the bottom, plasma remains at the top, and a thin, white interphase layer containing mononuclear cells ...