樟脑精油

新型天然杀螨药物樟脑精油的杀螨效果观察与机制分析

The effect and mechanism of new natural miticide camphor oil in killing Demodex

目的观察樟脑精油对两种人体蠕形螨的体外杀灭效果，分析其杀螨机制。

Objective To study the effect of camphor oil in killing Demodex in vitro and to further analyze the killing mechanism .

12.5%樟脑精油是体外杀螨的最适浓度。

The most suitable and effective concentration of killing both Demodex folliculorum and D. brevis in vitro was 12.5 % .

结果樟脑精油对两种蠕形螨均有杀灭作用，对皮脂蠕形螨的杀灭作用要强于毛囊蠕形螨，且杀虫效果随着药物浓度的增加及作用时间的延长而增强。

Results Camphor oil had better killing effect on Demodex folliculorum than on D. brevis in vitro . The death rate increased with the drug concentration and time .

结论樟脑精油具有良好的体外抗蠕形螨的作用，其机制可能是通过直接触杀作用和神经肌肉毒性作用完成的。

Conclusion Camphor oil has strong killing effect on Demodex in vitro . The main mechanism of camphor oil may be related to direct contact and neuromuscular toxicity .