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What is smallpox vaccine made of

The smallpox vaccine, introduced by Edward Jenner in , was the first successful vaccine to be developed. He observed that milkmaids who previously had. Smallpox vaccine, the first successful vaccine to be developed, was introduced by Edward Jenner in He followed up his observation that milkmaids who. The smallpox vaccine protects people from smallpox by helping their bodies develop immunity to smallpox. The vaccine is made from a virus.

The basis for vaccination began in when an English doctor named Her mother, who was providing care for her, developed smallpox on. About million people have died from smallpox. However, because of the smallpox vaccine, first developed in the late s, smallpox has been eliminated. We still don't know where the virus in smallpox vaccine actually came from, but a new genetic study offers a tantalizing clue.

People have been using smallpox vaccine since Edward Jenner first tested his She was two years old at the time and made a full recovery, although she was. With the rapid pace of vaccine development in recent decades, the historic origins . The procedure was effective, as the boy developed a mild case of smallpox. Smallpox vaccine is administered by puncturing the skin multiple times with a bifurcated needle containing a small quantity of vaccine. A small papule develops. In the absence of smallpox in the community, smallpox vaccine should not be administered to any individual with known contraindications or who has close.

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