The immune system is a remarkable and intricate network within the human body designed to protect us from harmful invaders. It serves as a defence mechanism
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#Adaptive immune system#Antibodies#Antigens#B cells#Bacteria#Bone marrow#Cancer cells#CD4 + T cells#CD4 cells#CD8 cells#CD8+ T cells#Complement system#Cytokines#Cytotoxic cells#Foreign substances#Fungi#Helper cells#Immune system#Innate immune system#Killer cells#Lymphatic system#Lymphocytes#Macrophages#Memory cells#Monocytes#Natural killer cells#Neutrophils#Pathogens#Phagocytes#Spleen#T cells#T helper cells#Th1 and Th2 cells#Thymus#Vaccination#Viruses#White blood cells