Fig. 2From: INFα-2b inhibitory effects on CD4+CD25+FOXP3+ regulatory T cells in the tumor microenvironment of C57BL/6 J mice with melanoma xenograftsFlow cytometry assay of mice spleen tissue. a Gating strategies of CD4+ T cells and CD25+FOXP3+ Tregs for spleen tissue. b and c Proportion of Tregs to CD4+ T cells and lymphocytes in the spleen. * indicates P < 0.05 and ** indicates P < 0.01 compared with the control groupBack to article page