从国内大肠杆菌菌株1.505提取磷酸转乙酰酶（PTA），经数步纯化荻得了高比活力酶制品。
A process of purification of PTA from E. Coli 1,505 with high specific activity has been reported in this paper.
制备大肠杆菌自家苗时，为了达到理想的免疫效果，必须进行大肠杆菌菌数的测定。
To achieve an ideal effect of vaccination, Escherichia coli counts must be measured in preparing an own vaccine against fowl Escherichia coli.
多脏器荧光标记检出大肠杆菌的大鼠数均比对照组明显升高（P<0．05）； 光学显微镜下脑损伤组大鼠肠黏膜上皮细胞受损；
The number of positive translocated bacteria was also significantly higher in multiple organs of the brain injury group than that in control group (P < 0. 05).
多脏器荧光标记检出大肠杆菌的大鼠数均比对照组明显升高（P<0．05）； 光学显微镜下脑损伤组大鼠肠黏膜上皮细胞受损；
The number of positive translocated bacteria was also significantly higher in multiple organs of the brain injury group than that in control group (P < 0. 05).
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