Two general types of immunity are recognized – natural immunity and acquired immunity. The word "immune" is derived from the Latin stem immuno, meaning safe, or free from. In its most general sense, the term implies a condition under which an individual is protected from disease. This does not mean, however, that one is immune to all diseases, but rather [...]
An immune response is a two-way assault on a pathogen – the cell mediated immune response and the humoral immune response. Cell Mediated Immune Response: Cell mediated immune response is carried out by the T-cells or T lymphocytes (Fig. 11). So, it is also called T-cell immunity. This type of immune response is to defend against pathogens that may invade [...]
The upcoming discussion will update you about the difference between humoral immune system and cell mediated immune system. Differences # Humoral Immune System: 1. The humoral immune system consists of B-cells, which originate in the bone marrow and mature in the bone marrow. 2. B-cells can produce antibodies, but need exposure to foreign antigens to do so. 3. Antibodies are [...]