In a test tube, the lymphocytes are perfectly capable of killing tumor cells.
Objective To find out the action of CD4 + lymphocytes in mucous immune responses under antigen inducement.
Antigen processing by macrophages precedes recognition of an antigen by lymphocytes.
But it all depends on the work of specialized cells called lymphocytes that have made a risky evolutionary gambit to mutate their own DNA.
Most circulating lymphocytes are t cells, but t cells are also present in the spleen and lymph nodes.