2Kong X, Hu Y, Rui R, et al. Effects of Chinese herbal medicinal ingredients on peripheral lymphocyte proliferation and serum antibody titer after vaccination in chicken. Int Immunopharmacol 2004 ; 4 (7) : 975-982.
3Yun TK. Experimental and epidemiological evidence on non-organ specific cancer preventive effect of Korean ginseng and identification of active compounds. Murat Res 2003; 523-524 : 63-74.
4Lee EJ, Ko E, Lee J, et al. Ginsenoside Rg1 enhances CD4 ( + ) T-cell activities and modulates Th1/Th2 differentiation. Int Immunopharmacol 2004 ; 4 (2) : 235-244.