as antimicrobial, antitumor, anti-inflammatory, mucoadhesive, and more. It has been in
biomedical research for long, but still the bench-to-bedside translation is hampered because
of viscosity and solubility issues. The only commercial application of chitosan has been in
hemostatic dressings. Chitosan oligosaccharide (COS), on the other hand, is highly
promising in a similar research area where chitosan's limitations come into the way. COS is …