目的了解中药千里光对金黄色葡萄球菌的抗菌作用,为治疗金黄色葡萄球菌感染提供依据。方法将金黄色葡萄球菌在固体培养基上传代培养后收集菌株,以一定浓度(菌落浓度为3亿/mL)用于腹腔注射。提取千里光水煎剂(2g/mL),以其用于对小白鼠体内抗菌实验。结果灌胃千里光水煎剂的实验组死亡率显著降低。结论中药千里光对金黄色葡萄球菌有一定的抑制效果。 Objective To understand the antibacterial effect of Senecio on Staphylococcus aureus and provide basis for the treatment of Staphylococcus aureus infection. Methods After the Staphylococcus aureus was subcultured on solid medium, the strain was collected and used for intraperitoneal injection at a certain concentration (colony concentration of 300 million / mL). Chrysanthemum extract water decoction (2g / mL), for its use in mice anti-bacterial experiments. Results The experimental group fed senecio light decoction mortality was significantly lower. Conclusion Chinese medicine Senecio has a certain inhibitory effect on Staphylococcus aureus.