| 21. | The grey squirrel is a carrier of the squirrel pox virus which kills red squirrels but not grey squirrels.
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| 22. | Avian pox virus infections which cause warts on the face have been observed in a wild bird living in Taiwan.
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| 23. | The vaccine contains a live weakened strain of the chicken pox virus that causes an infection that produces no symptoms.
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| 24. | The small pox virus, for instance, has only about a tenth of the DNA bases found in the Hemphilus influenzae.
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| 25. | The vaccine consists of a harmless canary pox virus that is genetically engineered to carry several genes that make HIV proteins.
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| 26. | The chicken pox virus, for example, persists in the body after a childhood attack, to come back as shingles in adulthood.
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| 27. | "' Methisazone "'( INN ) is an antiviral drug that works by inhibiting mRNA and protein synthesis, especially in pox viruses.
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| 28. | Shingles is an infection by the chicken-pox virus of nerves supplying certain areas of the skin, usually in people over 50.
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| 29. | The procedure being used gives " a much more effective immunization than with the pox virus alone or by the DNA alone,"
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| 30. | A handful of vaccine candidates, including a federally supported one involving a weakened canary pox virus, are at various stages of development.
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