In this paper, A new controlled depolymerization to chitosan - oligosaccharide from chitosan by nitrous acid is presented.

本论文研究了盐酸 - 亚硝酸钠对壳聚糖的可控性降解及降解产物壳低聚糖的若干应用.

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Objective To study the protective effect of chitosan oligosaccharide ( COS ) against liver damage induced by carbon tetrachloride ( CCl 4 ).

目的研究壳寡糖 ( COS ) 对四氯化碳 ( CCl4 ) 诱导的肝损伤的保护作用.

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