Preparation and structure of polysaccharide selenide

The organic integration of selenium and polysaccharide, which produces selenium polysaccharide, has become the hot spot of research. Because selenium polysaccharide has the physiological activities such as anti-tumor, anti-virus and improving immunity. Herein, the preparation and structure of polysaccharide selenide were investigated and discussed. It showed great application prospect in health care and drug development.