cytotoxic t cell

activation allergy antibodies antibody antigen blood cancer care cell cells cytokines cytotoxic destruction diagram disease health healthcare helper human humoral illustration immune immunity immunolgy immunology infected infection inflammation inflammatory killer leukemia leukocyte lymphoblastic lymphocyte lymphocytes lysis macrophage medical medicine memory naive natural parasitic pathogens phagocyte phagocytosis plasma reaction receptor replication research response science specific system virus viruse white