本发明的重组菌株，是将流产布鲁氏菌菌株S19中的荚膜多糖合成蛋白基因和羧基尿苷磷酸脱羧酶 基因灭活得到的菌株。
The recombinant strain is a strain obtained by deactivating capsular polysaccharide synthesis protein gene and carboxyl uridine phosphate decarboxylase gene in the abortus Brucella strain S19.
事实上，黄石野牛大约有一半遭受了布鲁氏菌病——一种欧洲牛群带到美国的细菌疾病——可能引起牛流产。
In fact, about half of Yellowstone's bison have been exposed to brucellosis, a bacterial disease that came to North America with European cattle that may cause cattle to miscarry.
目的布鲁氏菌是兼性细胞内寄生菌，能够在吞噬细胞内长期存活并繁殖，引起家畜流产和人的波浪热。
Brucella SPP are the facultative intracellular pathogens with the ability to survive and multiply in phagocytes, and they can cause abortion of pregnant domestic animals and undulant fever in humans.
目的布鲁氏菌是兼性细胞内寄生菌，能够在吞噬细胞内长期存活并繁殖，引起家畜流产和人的波浪热。
Brucella SPP are the facultative intracellular pathogens with the ability to survive and multiply in phagocytes, and they can cause abortion of pregnant domestic animals and undulant fever in humans.
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