European Union health officials say the rate of infection from the highly-toxic strain of E.coli which has hit Germany and killed nearly 20 people has fallen in the past two days.
高毒性大肠杆菌袭击德国，造成近20人死亡。欧盟官员称，过去两天，这种大肠杆菌的感染率已经出现下降。
European Union health officials say the rate of infection from the highly-toxic strain of E. coli which has hit Germany and killed nearly 20 people has fallen in the past two days.
高毒性大肠杆菌袭击德国，造成接近20人死亡。欧盟官员表示，过去两天，这种大肠杆菌的感染率已经出现下降。
Results: The sporadic outbreak of vibrio cholera has some characters: including non toxic strain infection, low detection rate of plasmid and ct gene and increase of drug resistance.
结果：散发性霍乱以无毒株为主，质粒及肠毒素基因的携带率极低，但耐药性有所增加。
The pathogenic bacterium was isolated from the diseased juvenile Haliotis discus discus, and confirmed to be toxic pathogenic strain by recursive infection experiments;
本课题从发病稚盘鲍动物中分离致病细菌，通过回归感染确定毒性病原菌株；
The pathogenic bacterium was isolated from the diseased juvenile Haliotis discus discus, and confirmed to be toxic pathogenic strain by recursive infection experiments;
本课题从发病稚盘鲍动物中分离致病细菌，通过回归感染确定毒性病原菌株；
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