Objective to construct a rabies virus nucleoprotein containing canine adenovirus type 2 (CAV-2) recombinant, and to evaluate the biological and immunological properties of the recombinant virus.
目的获得具有感染性的狂犬病病毒核蛋白犬2型腺病毒，并对重组病毒生物学和免疫学特性进行初步探讨。
2
Objective To compare the biochemical and immunological characteristics of pneumococcus type 1 conjugate vaccine prepared by cyanogen bromide activation and amine reduction.
目的对两种方法制备1型肺炎球菌荚膜多糖-蛋白结合疫苗的生化及免疫学特性进行比较。
3
The epidemic strain O/YNGM/97 in China was identified to be foot-and-mouth disease virus(FMDV) type O using serological methods, and its biological and immunological characteristics were stu-died.