How is vaccine produce ?

Dear student,

Vaccines are made using the disease-causing virus or bacteria,The vaccine is composed of a protein that resides on the surface of the virus. This strategy can be used when an immune response to one part of the virus (or bacteria) is responsible for protection against disease.


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An antigen is a chemical substance that will trigger an immune response in the human body and this will cause the body toproduce antibodies. Usually virus proteins or a weakened virus are used as vaccine antigens. There are different manufacturing methods, as described below, to produce antigens forvaccines
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