Biofilms生物膜 Biofilms are encased microcolonies of bacterial cells attached to a surface by way of adhesive polysaccharides excreted by the cells.生物膜： 通过细胞分必的粘性多糖，附着在物体表面的被 包裹的细菌微型菌落。 Biofilms typically contain many layers.生物膜通常由 许多层次组成。 Function:trap nutrients and prevent detachment of cells on surfaces when presenting in flowing systems.作用：便于捕获营养及防止细胞的分散 11 Microbiology.Shanghai Jiao Tong University
11 Microbiology, Shanghai Jiao Tong University Biofilms 生物膜 Biofilms are encased microcolonies of bacterial cells attached to a surface by way of adhesive polysaccharides excreted by the cells. 生物膜： 通过细胞分泌的粘性多糖，附着在物体表面的被 包裹的细菌微型菌落。 • Biofilms typically contain many layers.生物膜通常由 许多层次组成。 Function: trap nutrients and prevent detachment of cells on surfaces when presenting in flowing systems.作用:便于捕获营养及防止细胞的分散
(c) 2012 Pearson Education.Inc. Microbial biofilms. A biofilm of iron-oxidizing prokaryotes on the surface of iron-rich rocks. 石表面由铁氧化菌形成的生物膜
Microbial biofilms. A biofilm of iron-oxidizing prokaryotes on the surface of iron-rich rocks. 富铁岩 石表面由铁氧化菌形成的生物膜