Chitosan was hydrolyzed by non-specific enzymes into chitooligosacchrides with some interesting functional properties and physiological activities, which have attracted many researchers in chitin science in recent years.

• 摘要利用非专一性酶降解壳聚糖生成具有重要生理活性和功能性质的甲壳低聚糖，这已成为近年来甲壳素科学领域中的一个研究热点。