what do lymphocytes do
The lymphocyte is the main cell of the lymphoid tissue. Lymphocytes are a type of white blood cell which produce antibodies to kill any pathogens which invade the body. They a â¦ re small white blood cells which have large nuclei, but no granules.They produce antibodies that fight disease and harmful microbes in the body or mark the disease for the phagocytes to engulf.he lymphocyte is the main cell of the lymphoid tissue. Lymphocytes are a type of white blood cell which produce antibodies to kill any pathogens which invade the body. They a â¦ re small white blood cells which have large nuclei, but no granules.