Fig. 4From: T- and NK-cell populations with regulatory phenotype and markers of apoptosis in circulating lymphocytes of patients with CIN3 or microcarcinoma of the cervix: evidence for potential mechanisms of immune suppressionBoxplots showing the change in the frequencies of CD8 regulatory cell populations in peripheral blood of patients compared to healthy donors. The gating strategy was similar to that shown in Fig.1. * p < 0.05, ** p < 0.01, *** p < 0.001 (U-test)Back to article page