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colleen colleen
wrote...
Valued Member
Posts: 17077
12 years ago
Explain how vaccinia viruses are used to immunize humans against viruses other than vaccinia.
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wrote...
12 years ago
Vaccinia viruses are genetically engineered to display key proteins of other viruses on their envelope. When a human's immune system responds to the modified virus, it develops antibodies specific to the proteins displayed on the virus's envelope.
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