Traditional chinese medicine mulberry leaves polysaccharide and eucommia polysaccharide immunostimulant and application thereof

A traditional Chinese medicine immunostimulant is prepared from mulberry leaves polysaccharide and eucommia polysaccharide. The immunostimulant can stimulate proliferation of chicken lymphocytes in vitro. When used together with newcastle disease vaccine to immunize chickens, the immunostimulant can increase serum antibody titer, promote proliferation of lymphocytes, and enhance cellular immunity and humoral immunity of the chickens. When used together with porcine blue ear vaccine to immunize piglets, the immunostimulant can increase the serum antibody titer. When used together with the porcine blue ear vaccine to immunize layers, the immunostimulant can increase porcine blue ear virus egg yolk antibody titer and improve immune response of the vaccine.