Advances in dietary polysaccharides as anticancer agents: Structure-activity relationship

Background: The discovery of nutritious dietary supplements and side effect-free therapeutics are a priority in the current scenario of increasing cancer cases. Natural anticancer polysaccharides have shown immense potential. As a class of biomacromolecules produced by a variety of species including plants, animals, fungi, bacteria and algae, polysaccharides have drawn considerable interest over the recent years as they possess anticancer activities with fewer side effects.