The CTLs recognize the cancer cells by those antigens and destroy them .
These antigens are recognized by dendritic cells that present the antigens to cytotoxic T lymphocytes ( CTLs ) in the lymph nodes .
The CTLs recognize the cancer cells by those antigens and destroy antigens .
These antigens are recognized by dendritic cells that present the antigens to cytotoxic T lymphocytes ( CTLs ) in the lymph nodes .