CIK cells are mononuclear cells collected from human peripheral blood, which are immune active cells obtained by modification, stimulation, culture and proliferation of various cytokines in vitro. The
DC cells are the most powerful antigen-presenting cells that have been found so far. They can phagocytize and process tumor / virus antigens and transmit antigen signals to lymphocytes.By extracting t
NK cells are mainly distributed in the peripheral blood, accounting for 5% - 10% of the total number of lymphocytes in the peripheral blood. They can directly recognize and kill target cells without a
