Keywords :
Ring-opening polymerization , Enzymatic polymerization , Branched polysaccharides , Amino polysaccharides , Deoxy polysaccharides , Sulfonated polysaccharides , Anti-HIV activity , Blood anti-coagulant activity , Anti-tumor activity , Wound healing activity , Anhydro-sugars , Anhydro-disaccharides , Amino sugars