| 41. | The last case of wild poliovirus poliomyelitis in the Americas was reported in Peru, August 1991.
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| 42. | For poliovirus, Bis-vinylic organotellurane targets 3C inhibition, which is used as antiviral therapy.
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| 43. | PVS-RIPO consists of a genetically modified nonpathogenic version of the oral poliovirus Sabin type 1.
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| 44. | The risk of being infected with wild poliovirus in the United States is virtually nil, he added.
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| 45. | Interaction of poliovirus and CD155 facilitates an irreversible conformational change of the viral particle necessary for viral entry.
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| 46. | The presence of CD155 is thought to define the animals and tissues that can be infected by poliovirus.
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| 47. | Nineteen markers were incorporated into the synthesized DNA, so that it could be distinguished from natural poliovirus.
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| 48. | They can range from as little as 3 serotypes as in poliovirus to nearly 100 serotypes in rhinovirus.
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| 49. | On 1 September, 2015 WHO confirmed 2 cases of circulating vaccine-derived poliovirus type 1 in Ukraine.
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| 50. | Individuals who are exposed to poliovirus, either through infection or by immunization with polio vaccine, develop immunity.
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