It is felt the killed vaccine either neutralize the remaining maternal antibody or just more easily starts the development of immunity.

灭活苗可以中和剩余的母源抗体，或更易于激活机体免疫力的产生。

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The monkeys used in those experiments had previously been immunized with a vaccine made from killed infected cells.

这些实验中所用的猴子事先都已接种了由死亡的被感染细胞制成的疫苗。

《柯林斯英汉双解大词典》

In an inactivated vaccine, the coronaviruses are already killed or made into the ones unable to produce more new viruses.

在灭活疫苗中，冠状病毒已经被杀死或被处理至无法产生更多的新病毒。

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Doesn't respond as well to killed vaccines, and that's why the Salk vaccine has to be injected at a high dose.

但却对灭活的疫苗没有那样强烈反应,这也是索尔克氏疫苗为何,必须大剂量注射的原因

耶鲁公开课 - 生物医学工程探索课程节选

So, some of these cases were probably due to polio that was transmitted by incompletely killed virus that was present in the vaccine.

因此,那些病例的发病的原因,是被那些疫苗中携带的,没有被完全杀死的病毒感染

耶鲁公开课 - 生物医学工程探索课程节选

The Salk Vaccine is also called the Killed Polio Vaccine, and some people call it KPV, also sometimes called Inactivated Polio Vaccine, IPV, but this is the vaccine I just talked about produced by Salk.

索尔克氏疫苗也叫灭活脊髓灰质炎疫苗,有人将其简称为KPV 有时也被称作,失活脊髓灰质炎疫苗,简称IPV,这个疫苗由索尔克研发,刚才讲过他

耶鲁公开课 - 生物医学工程探索课程节选

It's caused by the immune system making antibodies to the killed viruses in the vaccine that help a person fight off the flu.

CNN: Flu shot myths addressed

Jamie Murphy in What Every Parent Should Know About Childhood Immunization and Eleanor McBean in The Poisoned Needle recount many case histories of children and adults maimed and killed by the smallpox vaccine, including many gruesome old photographs.

FORBES: When Americans Rejected Small Pox Vaccines

Salk's vaccine, developed in the 1950s, involved injecting a virus that was "killed, " while Sabin's vaccine -- which he worked on in the 1960s and which was administered orally -- contained a weakened version of polio.

CNN: Why polio hasn't gone away yet