What Is a Live Vaccine?

A live vaccine refers to a bacterium or virus that causes it to mutate under artificial conditions, loses pathogenicity but retains immunogenicity and reproductive capacity and residual virulence. It has a certain degree of reproduction or replication in the human body after vaccination, similar to a light-weight Natural infection process, but does not cause human illness.

Live vaccine

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A live vaccine refers to a bacterium or virus that causes it to mutate under artificial conditions, loses pathogenicity but retains immunogenicity and reproductive capacity and residual virulence. It has a certain degree of reproduction or replication in the human body after vaccination, similar to a light-weight Natural infection process, but does not cause human illness.
In February 2018, China directly transformed the virus into live vaccines and therapeutic drugs, and won the 2017 China Science Top Ten Progress by the Ministry of Science and Technology. [1]
Refers to the use of artificial methods
Common live vaccines are
Since the vaccine is a virus, bacteria, etc.
In February 2018, China directly transformed the virus into live vaccines and therapeutic drugs, and won the 2017 China Science Top Ten Progress by the Ministry of Science and Technology. [1]

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