The vacuolating Cytotoxin from Helicobacter pylori YC-11 was purified by using water-extracting, salt precipitation and gel filtration chromatographicfractionation.
运用水油提、盐析及凝胶过滤色谱法对幽门螺杆菌YC-11株所分泌的形成空泡细胞毒素进行了提取。
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This model can also be used to predict the process of chromatographicfractionation of binary surfactant mixture used in tertiary oil recovery and to select oil-displacement system.