Lymphoid Organs: Advances in Immunology

Lymphoid organs are comprised of lymphoid tissue and are the site of lymphocyte activation and lymphocyte production. The structure of lymphoid organs includes primary lymphoid organs, secondary lymphoid organs and tertiary lymphoid organs. Primary lymphoid organs produce lymphocytes, the spleen and lymph nodes, through immature progenitor cells. Secondary lymphoid organs maintain mature lymphocytes, while initiating adaptive immune response. Tertiary lymphoid organs (TLOs) develop in perip...