n.波特淋毒素
Objective To explore the cause of hemifacial spasm (HFS) and evaluate the therapeutic efficacy of botulin A. 目的探讨面肌痉挛的病因，评估A型肉毒毒素治疗面肌痉挛的疗效。
Results The results showed that Type-C botulin had high safety without killing natural enemies of rodent. 结果C型肉毒毒素有很高的安全性,不伤害鼠类天敌;利用0。10%25、0。15%25、0。
Objective To acquire the optimum concentration of Type-C botulin used in killing wild rodent on the grassland in Datong city. 目的用浓度分别为0。10%25、0。15%25、0。20%25的C型肉毒毒素对大同市草地害鼠进行杀灭试验,以确定草地灭鼠应用的最佳浓度。
A severe,sometimes fatal food poisoning caused by ingestion of food containing botulin and characterized by nausea,vomiting,disturbed vision,muscular weakness,and fatigue. 肉毒杆菌中毒一种因食含有肉毒杆菌素的食物而引起的严重的，有时可致命的食物中毒，特征是眩晕、呕吐、视力扰乱、肌肉无力和疲劳。
A severe, sometimes fatal food poisoning caused by ingestion of food containing botulin and characterized by nausea, vomiting, disturbed vision, muscular weakness, and fatigue. 肉毒杆菌中毒一种因食含有肉毒杆菌素的食物而引起的严重的，有时可致命的食物中毒，特征是眩晕、呕吐、视力扰乱、肌肉无力和疲劳
