Figure 2From: A 14-week randomized, placebo-controlled, double-blind clinical trial to evaluate the efficacy and safety of ginseng polysaccharide (Y-75) Changes in cytotoxic activity of NK cells (A), activity of phagocytes (B), and monocyte-derived mediator (TNF-α and IL-12) levels (C, D) during the study period. Data are mean ± SE. ** P <0.01 different from baseline, †P <0.05, ††P <0.01 different from the placebo group.Back to article page