The below mentioned article provides notes on cell-mediated (cellular) immunity. The cell-mediated or cellular immunity is that where the T-lymphocytes destroy other cells having antigens on their surface without any mediation by antibodies. The precursors of T-lymphocytes produced by stem cells of bone marrow pass through liver and spleen before reaching the thymus where they […]
Cell-Mediated (Cellular) Immunity: Notes | Immune Responses
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Primary and Secondary Immune Responses
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The B and T-lymphocytes that are yet to encounter an antigen are called naive B and naive T-cells. The naive B-cells that encounter the antigen, proliferate and differentiate into two types of cells: the antibody-secreting plasma cells and the memory B-cells. The plasma cells form the basis of primary immune response, which is the response […]
Antibody-Mediated (Humoral) Immunity
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The antibody-mediated or humoral immunity is that where the B-lymphocytes synthesize antibodies response to the detection of antigens and these antibodies counteract with those antigens. Antibody-mediated immunity is often referred to as humoral immunity because the antibody molecules flow extracellularly through the blood and other vital body fluids which are called humors in Greek. The […]
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