Immune Cell Diagram. The afferent lymphatic vessels at the top are bringing lymph into the lymph node. Immunity refers to the ability of your immune system to defend against infection and disease.
Fig 1 diagram demonstrating immune cells and the progenitor cells they are derived from. If a cell type is either scarce or overabundant in the bloodstream this may reflect a problem. The blue structures are follicles where the b lymphocytes are found.
Paul langerhans first described dcs in human skin in 1868 but thought they were cutaneous nerve cells.
Ph in vesicle drops killing pathogens continue to swallow pathogens before oxidative burst produces highly reactive oxygen eg. It then fuses with it takes control of its dna creates copies of itself and releases more hiv into the blood. Plasma cells which secrete antibodies derived from b cells macrophage which engulfs micro organisms and presents antigens on its surfaces to lymphocytes. The blue structures are follicles where the b lymphocytes are found.