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彩云多糖(CVPS)具有多种药理作用及提高机体免疫功能。本研究主要对CVPS的致突变作用进行评价。一、材料和方法测试样品由我校训练部药理教研室提供的CVPS,为灰色粉末样;使用时以双蒸水配制成相应的试验浓度。实验方法:Ames试验用标准平板掺入法,测试菌株用组氨酸缺陷型鼠伤寒沙门氏菌TA97、TA98、TA100和TA102,实验在±S9的条件下进
Caiyun polysaccharide (CVPS) has many pharmacological effects and improves immune function. This study mainly evaluated the mutagenicity of CVPS. I. Materials and Methods Test samples The CVPS provided by the Department of Pharmacology of the Training Department of our school is a gray powder sample; when used, it is formulated with double distilled water to make the corresponding test concentration. Experimental method: Ames test using standard plate incorporation method, test strains for histidine-deficient Salmonella typhimurium TA97, TA98, TA100 and TA102, experiments in ± S9 conditions