Who discovered the vaccine for smallpox Class 8 science?

Who discovered vaccine of smallpox Class 8?

In the year 1796, the vaccine for smallpox was discovered by Edward Jenner. Jenner discovered that, during the research, he observed that the persons who already were infected with cowpox, didn’t get the smallpox. From this, he came to know that inoculated vaccines protect against the inoculated variola virus.

Who discovered vaccine Short answer?

Although at least six people had used the same principles years earlier, the smallpox vaccine was invented in 1796 by English physician Edward Jenner.


Girl about to be vaccinated in her upper arm
ICD-9-CM 99.3-99.5

Who is the father of vaccine?

Edward Jenner is considered the founder of vaccinology in the West in 1796, after he inoculated a 13 year-old-boy with vaccinia virus (cowpox), and demonstrated immunity to smallpox.

When did smallpox end?

Smallpox Virus

Thanks to the success of vaccination, the last natural outbreak of smallpox in the United States occurred in 1949. In 1980, the World Health Assembly declared smallpox eradicated (eliminated), and no cases of naturally occurring smallpox have happened since.

What was the first vaccine called?

The smallpox vaccine was the first vaccine to be developed against a contagious disease. In 1796, the British doctor Edward Jenner demonstrated that an infection with the relatively mild cowpox virus conferred immunity against the deadly smallpox virus.

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Was there a smallpox pandemic?

The last major smallpox epidemic in the United States occurred in Boston, Massachusetts throughout a three-year period, between 1901 and 1903. During this three-year period, 1596 cases of the disease occurred throughout the city. Of those cases, nearly 300 people died. As a whole, the epidemic had a 17% fatality rate.

What are the vaccine for newborn baby?


National Immunization Schedule
Vaccine When to give Dose
For Infants
BCG At birth or as early as possible till one year of age 0.1ml (0.05ml until 1 month of age)
Hepatitis B Birth dose At birth or as early as possible within 24 hours 0.5 ml

What is a vaccine simple definition?

Definition of Terms

Vaccine: A preparation that is used to stimulate the body’s immune response against diseases. Vaccines are usually administered through needle injections, but some can be administered by mouth or sprayed into the nose.