本文报道为了进行一种微量血清中和试验，使禽传染性支气管炎病毒马萨诸塞41株，适应鸡胚肾细胞培养物的过程。
This paper reports the course followed leading to the successful adaptation of IBV Massachusetts 41 strain to CEK cells as a prerequisite for the development of a micro serum neutralization test.
方法用狗肾传代(MDCK)细胞和鸡胚双腔法进行流感病毒分离。
Methods The influenza virus isolation was performed by MDCK cells and embryonated eggs.
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