The vacuolating Cytotoxin from Helicobacter pylori YC-11 was purified by using water-extracting, salt precipitation and gel filtration chromatographic fractionation.
运用水油提、盐析及凝胶过滤色谱法对幽门螺桿菌YC-11株所分泌的形成空泡细胞毒素进行了提取。
Aim To reval the virulence variation related to vacuolating cytotoxicity of coccoid Helicobacter pylori.