这些试剂盒是第一道防线，用以检测致病性大肠杆菌是否存在。
The kits serve as a first line of defense to detect the presence of pathogenic E. coli.
犊牛腹泻是由致病性大肠杆菌感染犊牛引起的一种常见临床疾病。
The calf diarrhea is a normal clinical disease mainly caused by pathogenic E. coli.
动物致病性试验表明，其中12株为致病性大肠杆菌，能致死小鼠。
The pathogenic trial in mouse showed that 12 of the 16 strains were pathogenic bacteria.
本文报道了鹅源致病性大肠杆菌的一些特性，其中菌体形态、培养特性和生化反应等方面与文献记载基本相同。
Some properties of pathogenic Escherichia Coli in the geese were reported. Morphology, cultural characteristics and biochemical properties of E. Coli were similar to that previously reported.
致病性大肠杆菌引起的仔猪断奶后腹泻和水肿病仍然是危害养猪业的重要疾病，给养猪业造成了很大的经济损失。
Porcine postweaning diarrhea and oedema disease are still responsible for considerable economic losses, and E. coli is a common porcine enteric pathogen.
枯草芽孢杆菌是继大肠杆菌之后又一广泛使用的表达系统，它没有致病性，只具有单层细胞外膜，并且能直接将许多蛋白分泌到培养基中。
As another widely used expression system following E. coli, Bacillus subtilis is not pathogenic with single-cell membrane and secreted proteins to medium directly.
枯草芽孢杆菌是继大肠杆菌之后又一广泛使用的表达系统，它没有致病性，只具有单层细胞外膜，并且能直接将许多蛋白分泌到培养基中。
As another widely used expression system following E. coli, Bacillus subtilis is not pathogenic with single-cell membrane and secreted proteins to medium directly.
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