Phase I clinical study of personalized peptide vaccination combined with radiotherapy for advanced hepatocellular carcinoma

Figure 6 Cellular immune responses specific to the treatment. CD3⁺, CD8⁺ cytotoxic T lymphocytes and NK cells were increased after CTL transfusion in most cases, suggesting the possibility of immune activation. Other lymphocyte subsets had no significant changes. NK: Natural killer; PR: Partial response; SD: Stable disease; PD: Progressive disease.