这种疫苗对流感的免疫效力时间较长。
由于这些新疫苗可能在流感大流行开始之后才能够获得，因而要评估它们的安全性和效力就很可能非常困难。
Evaluation of safety and efficacy of new vaccines is likely to be especially challenging since the vaccines might not be available until after the pandemic had started.
出于这些理由，世卫组织建议所有接种大流行性流感疫苗的国家对安全性和效力进行严密监测。目前许多国家已为此制定计划。
For these reasons, WHO advises all countries administering pandemic vaccines to conduct intensive monitoring for safety and efficacy, and many countries have plans in place for doing so.
研究测试药物制造商开发的疫苗的安全性和效力并有助于决定剂量及它是否能和季节流感疫苗一起使用。
The studies will test the safety and effectiveness of vaccines developed by drug makers and help determine dosage and whether it can be given with a seasonal flu shot.
几种正处于开发阶段的实验性疫苗(包括大流行性流感疫苗和疟疾疫苗)也添加了角鲨烯，用于增强疫苗效力。
Squalene is being added to improve the efficacy of several experimental vaccines including pandemic flu and malaria vaccines which are being developed.
由于保护效力较低，且严重不良反应的发生率较高，因此世卫组织从未建议使用注射用霍乱疫苗。
The use of the parenteral cholera vaccine has never been recommended by WHO due to its low protective efficacy and the high occurrence of severe adverse reactions.
探讨在原代地鼠肾细胞组织培养的狂犬病疫苗(PHKCV)工业化生产中，对病毒滴度与疫苗效力进行测定，并对数据进行分析。
During the process of industrialized production of primary hamster kidney cell vaccine (PHKCV), We determined the virulence and potency and analyzed the data.
指出，在使通用疫苗发挥效力的同时，我们针对滴鼻剂要在操作时保护鼻子，而不像注射流感疫苗不需要医学专业技能。
Or a universal vaccine to be effective, however, Fiers pointed out that it must be administered nasally because nose drops, unlike flu shots, don't require medical expertise to be administered.
结论抗原MPT83和MPT64二价基因疫苗有效提高了机体保护效力，对于结核病的防治具有一定的借鉴价值。
Conclusion the divalent vaccine containing the antigens MPT83 and MPT64 effectively heightens the protective efficiency of vaccine against tuberculosis.
应用elisa和病毒毒力滴度测定两种方法对狂犬病疫苗纯化过程中各步样品进行检测，并应用NIH效力测定法对ELISA法测定的结果进行验证。
Different level examples of rabies virus during purification process were tested by ELISA and virus infectivity titre. and the results were compared with that of results of NIH.
接种MD三价疫苗的4个品系的商品鸡群，抗RB1B超强毒株攻毒的平均保护效力为94.60%；在模拟MD强毒自然传染的试验中，MD三价疫苗的保护效力达到95.65%。
The mean protection of trivalent vaccine was 94.60% in four commercial chicken strains against RB1B challenge, and was 95.65% in the MDV natural infection model experiment.
世卫组织从未建议使用注射用霍乱疫苗，因为这种疫苗的保护效力低下，严重不良反应的发生率较高。
The use of the parenteral cholera vaccine has never been recommended by WHO due to its low protective efficacy and the occurrence of severe adverse events.
世卫组织从未建议使用注射用霍乱疫苗，因为这种疫苗的保护效力低下，严重不良反应的发生率较高。
The use of the parenteral cholera vaccine has never been recommended by WHO due to its low protective efficacy and the occurrence of severe adverse events.
应用推荐