核桃楸树皮提取物对志贺氏菌抑菌效果研究

目的：观察核桃楸树皮提取物对志贺氏茵的抑菌效果。方法：采用两倍稀释法和纸片琼脂扩散法考察桃楸树皮提取物对志贺氏茵的抑茵作用。结果：核桃楸树皮提取物对痢疾志贺氏Ⅰ型茵、痢疾志贺氏Ⅱ型菌、鲍氏志贺Ⅰ型茵、宋内氏志贺茵均为0．0313g／mL，福氏志贺Ⅱ型菌为O．0625g／mL。结论：核桃楸树皮提取物对志贺氏茵均有良好的抑菌作用，各菌对药物的敏感强弱顺序为：宋内氏志贺菌〉鲍氏志贺Ⅰ型菌〉痢疾志贺Ⅰ型菌〉痢疾志贺菌Ⅱ型菌〉福氏志贺Ⅱ型茵。

Antibacterial Effect of Extract from Bark of Juglans Mandshurica on Shigella

Observation the antibacterial of Shigella by the juglans mandshurica maxim bark extraction. Methods： Using double dilution and disc agar diffusion method to study inhibition of Shigella bacteria in juglans mandshurica maxim bark extraction. Results： MIC of the juglans mandshurica maxim bark extraction on Shigella dysenteriae type Ⅰ strain,Shigella dysenteriae type Ⅱ strain , Shigella boydii type I and Shigella sonnei strain are 0.0313g/mL, Shigella bacteria type Ⅱ strain is 0.0625g/mL type. Conclusion： The juglans mandshurica maxim bark extraction have good antimicrobial effect on Shigella, The order of drug-sensitive strains of the strength ： Shigella sonnei strain 〉 Shigella boydii type Ⅰ strain〉 Shigella dysenteriae type I strain〉 Shigella dysenteriae type II strain 〉 Shigella bacteria type II strain.