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1·The live-attenuated vaccine is different.

减毒活疫苗不同。

2·The live-attenuated vaccine is considered the most effective, but there is a worry: what might happen once these viruses wake up?

减毒活疫苗被认为是最有效的，但有一个问题：一旦这些病毒苏醒，会发生什么？

3·Measles vaccine is a live attenuated vaccine, vaccination against measles virus can stimulate the body to generate antibodies that protect the body from infection.

麻疹疫苗属减毒活疫苗，接种后可刺激机体产生抗麻疹病毒抗体，保护机体免遭感染。

4·So it's has great significance to construct the mutant storehouse and slecte the toxicity weak Hps mutant strain for developing the genetic engineering attenuated vaccine.

如构建出突变体库，从中筛选出毒力减弱的副猪嗜血杆菌突变菌株，对研制出基因工程弱毒活疫苗具有重要意义。

5·In order to study the attenuation of neurovirulence of SA14 14 2 attenuated vaccine virus, monkeys and mice were tested with the strain and its parent SA14 virulent strain.

为了解乙型脑炎（乙脑）减毒活疫苗弱毒株SA14 14 2神经毒力的减弱程度，本文对弱毒株及其原株SA14强毒株进行了猴体和小白鼠的致病性和病理学变化的比较试验。

6·GACVS considered recent data on the safety profile of live attenuated sa 14-14-2 JE vaccine, provided in a number of expert presentations to the Committee.

GACVS审议了一系列新近由专家递交的关于乙脑病毒减毒活疫苗SA 14 - 14 - 2株安全特性的资料。

7·In the meantime, the vaccine-both the killed version that is injected and the attenuated live version that is given as a nasal spray-is being rationed to those reckoned most in need.

同时，灭活疫苗(注射接种)和减毒活疫苗(使用鼻用喷雾接种)将先提供给那些最需要疫苗的人群。

8·The effect of mucosal immune of porcine reproductive and respiratory syndrome virus (PRRSV) attenuated and disactived vaccine was investigated by histological method.

应用组织学方法比较观察了猪繁殖与呼吸综合征病毒（PRRSV）弱毒细胞疫苗与灭活疫苗生殖道黏膜免疫的效果。

9·Establishment of persistent infection cell line of human rotavirus might help to study the mechanism of human rotavirus infection and attenuated live vaccine of human rotavirus.

人轮状病毒持续感染细胞系的建立对病毒感染机理的研究和减毒活疫苗研制有一定现实意义。

10·Objective: To find out the major antigenic molecules of radiation attenuated cercariae, and provide some useful candidate antigens for developing schistosomiasis vaccine.

目的：寻找照射致弱尾蚴中起免疫保护作用的抗原分子，为血吸虫病疫苗研究提供新的候选抗原。