Lymphocytes
Subgroups of leukocytes are formed in the thymus (T lymphocytes) and in the entire lymphatic system (B lymphocytes), i.e. also in the lymph nodes, and are the main carriers of immune reactions.
Subgroups of leukocytes are formed in the thymus (T lymphocytes) and in the entire lymphatic system (B lymphocytes), i.e. also in the lymph nodes, and are the main carriers of immune reactions.