GK
INVENTIONS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Edward Jenner
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Jonas Salk
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Louis Kahn
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Francis Crick
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Detailed explanation-1: -Salk tested his experimental killed-virus vaccine on himself and his family in 1953, and a year later on 1.6 million children in Canada, Finland and the USA. The results were announced on 12 April 1955, and Salk’s inactivated polio vaccine (IPV) was licensed on the same day.
Detailed explanation-2: -On March 26, 1953, American medical researcher Dr. Jonas Salk announces on a national radio show that he has successfully tested a vaccine against poliomyelitis, the virus that causes the crippling disease of polio.
Detailed explanation-3: -Salk and his team used formaldehyde to kill the poliovirus without destroying its antigenic properties. After establishing both safety and efficacy, they administered the vaccine to scores of volunteers, including himself, his wife and their children.