Jiu-Yao Wang
I. Introduction
Chitin and chitosan are polymers of b-D-glucosamine and of N-acetyl-glucosamine, respectively, and is a key structural component of helminths, arthropods and fungi [1,2]. Water-soluble chitosan (WSC) derivatives has been reported to have anti-tumor, anti-fungal, and antimicrobial properties [4,5], to have potential as sustained release carriers for drugs [6], …