外毒素（英语：Exotoxin）是细菌分泌到菌体外的毒性物质[1]，能损坏宿主细胞或引起宿主细胞代谢紊乱，其毒性甚强，可造成重大损害。
类型
破伤风杆菌 肉毒杆菌 金黄葡萄球菌 白喉杆菌
另见
参考文献
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