d. weakened measles viruses are used for the preparation of measles vaccine.
- Measles vaccination is a biochemical formulation.
- It is prepared by using an attenuated virus formulation.
- Attenuated virus refers to the virus that has been made weak and it is grown in lab cultures.
- In the culture of attenuated virus chicken embryos are used and for vaccination the unhatched live eggs are utilized.
- The live measles virus, product of measles virus, and dead measles viruses are not used for preparation of measles vaccine preparation.
- The weakened measles viruses are used because the body will respond against the virus and prepare the antibody against it that will help in creation of immunity against the infecting virus present in the body.
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