肉毒梭菌的名字是一组细菌在泥土中普遍存在。
Clostridium botulinum is the name of a group of bacteria commonly found in soil.
肉毒素是A型肉毒杆菌的商业名称。它是一种由肉毒梭菌产生的神经毒素，能阻止是肌肉活动的神经信号。
Botox, the commercial name of botulinum toxin type a, is a neuro-toxin produced by Clostridium botulinum. It can block the signals that make your muscles move.
结果表明，所有20株a型肉毒梭菌pcr扩增均为阳性，其余各型肉毒梭菌及其它各种梭菌均为阴性。
The results revealed that all of the 20 strains of Clostridium botulinum type a were positive and the others were all negative in PCR.
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