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Process of Immunity (images)




Outer cortex containing follicles and an inner medulla. B, The location of B cells and T cells (stained red). C, A germinal center.




T cell receptor and its interaction with MHC molecule




Activation of B cells and the immunoglobulin molecule structure



Antigen presenting cells of the skin called dendritic cells







Natural killer cells: body’s innnate immunity and one of the first line of defence










Antigen processing and presentation on the surface of APCs with MHC I complex- causing activation of CD8 killer T cells.