Abstract
Influenza epidemic events in Russia from 1998 up to 2005 were associated with the circulation of influenza A (H3N2), A (H1N1) and B viruses. The antigenic analysis revealed that the evolution of A (H3N2) viruses proceeded as following: A/Sydney/05/97-->A/Panama/2007/99-->A/Fujian/411/02-->A/Wellington/01/04; A (H1N1) viruses: A/Bayern/07/95-->A/Bejing/262/95-->A/New Caledonia/20/99; B viruses evolved as two distinct lineages: Victoria- and Yamagata-like viruses. Our results have shown that the evolution in Russia coincided the World trends.
MeSH terms
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Antigens, Viral / genetics
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Biological Evolution*
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Humans
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Influenza A Virus, H1N1 Subtype / immunology
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Influenza A Virus, H1N1 Subtype / isolation & purification*
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Influenza A Virus, H3N2 Subtype / immunology
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Influenza A Virus, H3N2 Subtype / isolation & purification*
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Influenza B virus / classification
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Influenza B virus / immunology
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Influenza B virus / isolation & purification*
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Influenza, Human / blood
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Influenza, Human / epidemiology*
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Influenza, Human / etiology
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Influenza, Human / virology*
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Russia / epidemiology
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Seroepidemiologic Studies