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The mononuclear phagocyte system constitutes macrophage cells spread throughout the human body. The macrophages are long-lived cells that provide a major defense system against hostile elements through phagocytosis and subsequent intracellular destruction of the particle or cell.
Lonza Peripheral Blood Mononuclear Cells (PBMCs) are isolated from peripheral blood by apheresis and density gradient separation. They are guaranteed to contain â¥50 million viable cells per ampoule. HIV-1, hepatitis B and hepatitis C are not detected for all donors and/or cell lots.