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What is a Live Vector Vaccine?

A live vector vaccine is a type of vaccine used that contains that actual part of the virus itself. The disease it chemically weaken in a laboratory so it does not cause the disease. When the disease is weakened, it is not strong enough to infect the host hat it is injected into, instead they strengthen antibody response and help teach the immune system to fight new diseases.

Advantages of a Live Vector Vaccine

Since a live vector vaccine has the ability to make the immune system stronger, there are many advantages to this type of vaccine. When the host is injected with the vaccine, the body has an immune response. This type of vaccine is very effective by giving a life long immunity through cellular and humeral responses. This vaccine is also easy to create for certain types of diseases.

Disadvantages of a Live Vector Vaccine With good advantages of this type of vaccine there are also a few disadvantages. This type of vaccine is not for everyone; those with weaken immune systems may not be able to safely receive this type of treatment. This is due to the fact that the live microbe that was originally weaken for the vaccine may revert back to its virulent form causing the disease. People with weakened immune systems will not be able to fight the disease and then more harm will be done to them. Another disadvantage of a live vector vaccine is that it may be difficult to transport to areas that are far away such as overseas. This type of vaccine is to be refrigerated in order to stay potent.