| 壳低聚糖纳米粒子对大肠杆菌的抑制作用 |
| |
| 引用本文： | 张淑红.壳低聚糖纳米粒子对大肠杆菌的抑制作用[J].安徽农业科学,2010,38(29):16129-16130. |
| |
| 作者姓名： | 张淑红 |
| |
| 作者单位： | 唐山师范学院生命科学系,河北唐山,063000 |
| |
| 基金项目： | 河北省教育厅项目(Z2008133); 唐山师范学院科学研究基金项目(10D04) |
| |
| 摘 要： | 目的]研究壳低聚糖纳米粒子对大肠杆菌的抑制作用。方法]利用离子交联法制备壳低聚糖纳米粒子,并通过比浊法和平板涂布法检测其对大肠杆菌的抑制效果。结果]制备的壳低聚糖纳米粒子粒径约60nm,在试验浓度范围内对大肠杆菌均有一定的抑制作用,抑菌率均明显高于同浓度壳低聚糖,最大抑菌率达87.0%。结论]对壳低聚糖进行纳米化改性,可以显著增强其对大肠杆菌的抑制效果。
|
| 关 键 词： | 壳低聚糖 纳米粒子 大肠杆菌 抑菌率 |
Antibacterial Effects of Low-molecular-chitosan Nanoparticles on Escherichia coli |
| |
| ZHANG Shu-hong.Antibacterial Effects of Low-molecular-chitosan Nanoparticles on Escherichia coli[J].Journal of Anhui Agricultural Sciences,2010,38(29):16129-16130. |
| |
| Authors: | ZHANG Shu-hong |
| |
| Institution: | ZHANG Shu-hong(Tangshan Teacher's College,Tangshan,Hebei 063000) |
| |
| Abstract: | Objective] The research aimed to study the antibacterial effects of low-molecular-chitosan nanoparticles on E.coli.Method] The antibacterial effects of low-molecular-chitosan nanoparticles prepared by ionic cross-linking method on E.coli were studied by turbidimetry and spread plate method.Result] The results indicated that the diameter of the low-molecular-chitosan nanoparticles was about 60 nm and had strong antibacterial effects against E.coli.Moreover,the antibacterial rates were higher than that of ... |
| |
| Keywords: | Low-molecular-chitosan Nanoparticles E coli Antibacterial rate |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
