The success of peptide vaccine treatment in cancer relies on the build-up of an efficient cytotoxic T cell response against the tumour antigen. Authors show here that tumour-specific memory CD8 T cells are able to persist and possibly even proliferate in the peripheral blood of long-surviving hepatocellular carcinoma patients.
- Eishiro Mizukoshi
- Hidetoshi Nakagawa
- Shuichi Kaneko
