Fig. 7

Comparison of CD4+ T cells and its subsets in TDLNs of patients with tongue SCC in T1 + T2 and T3 + T4 groups. CD4+ T cells gated on the lymphocyte population and then the frequencies of T cell subpopulations were determined within CD4+ T cell gate. Horizontal bar is representative of the Mean ± SEM, *P value < 0.05