CD4 and neoplasm: Intraperitoneal treatment of EAC mice groups with P.pavonica extract at low, high and prophylactic doses (1.3 μg/mouse, 2.5 μg/mouse, and 2.5 μg/mouse, respectively) and J.rubens extract at low, high and prophylactic doses of (1.2 μg/mouse and 2.3 μg/mouse, 2.3 μg/mouse, respectively) increased the percentage of splenic helper CD4+ T cells by 6.3, 4.8 and 3.1-fold for P.pavonica extract and 3.6, 4.4 fold and 2.5 for J.rubens extract, respectively compared to naïve tumor mice (Fig. 3).