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Selective Costimulation Modulators: Addressing Unmet Needs in Rheumatoid Arthritis Management: Underlying Immune Mechanisms in the Pathogenesis of RA

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Underlying Immune Mechanisms in the Pathogenesis of RA

The underlying causes of the disorder are not completely understood. However, it is well established that the progressive joint destruction that occurs during RA is the result of inappropriate activation of cells of the immune system, specifically through antigen presentation to T cells by antigen-presenting cells (APCs), in which the major histocompatibility complex (MHC) plays an important role.