[PDF] Top 20 Evolution of Swine H3N2 Influenza Viruses in the United States
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Evolution of Swine H3N2 Influenza Viruses in the United States
... of influenza were observed in four swine herds in the United ...agents, H3N2 influenza viruses, are infrequently isolated from swine in North ...reassortant viruses ... See full document
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Introduction, Evolution, and Dissemination of Influenza A Viruses in Exhibition Swine in the United States during 2009 to 2013
... of viruses associated with introduction 4 have the H1-G4 genotype, evidence of conservation of the geno- type even as the introduction disseminated across Ohio and Indi- ana (see the data posted at ...contrast, ... See full document
9
Antigenic and genetic evolution of contemporary swine H1 influenza viruses in the United States
... clade viruses in HI assays and analysis by antigenic cartography to evaluate potential concurrent antigenic ...Contemporary viruses of the H1-δ1 ...tested viruses (Lorusso et ...and swine H3 ... See full document
10
Evolution of the Pediatric Influenza Vaccination Program in the United States
... The main obstacle to the ACIP making a universal pediatric recommendation was whether a yearly vaccination for all children was feasible. The supply of in fl uenza vaccine had been steadily increasing in the United ... See full document
5
Antigenic evolution of H3N2 influenza A viruses in swine in the United States from 2012 to 2016
... 1358 swine H3 HA protein sequences isolated between 2012–2016 in the United States were downloaded from the Influenza Research Database (IRD) 14 on July 3, ...2017. Viruses that were ... See full document
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Reassortment between Swine H3N2 and 2009 Pandemic H1N1 in the United States Resulted in Influenza A Viruses with Diverse Genetic Constellations with Variable Virulence in Pigs
... substantial evolution of influenza A viruses infecting swine, contributing to the genetic and antigenic diversity of influenza A viruses (IAV) cur- rently circulating in ...endemic swine ... See full document
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Substitutions near the Hemagglutinin Receptor-Binding Site Determine the Antigenic Evolution of Influenza A H3N2 Viruses in U.S. Swine
... Swine influenza A virus is an endemic and economically important pathogen in pigs, with the potential to infect other host spe- ...in swine influenza A ...seasonal influenza virus ... See full document
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Pathogenesis and Transmission of Genetically Diverse Swine-Origin H3N2 Variant Influenza A Viruses from Multiple Lineages Isolated in the United States, 2011–2016
... The H3N2 subtype of IAV-S first emerged in the United States in the late 1990s, bearing a triple-reassortant internal gene (TRIG) cassette ...triple-reassortant swine (TRS) H3N2 influenza ... See full document
15
Novel Reassortant Human-Like H3N2 and H3N1 Influenza A Viruses Detected in Pigs Are Virulent and Antigenically Distinct from Swine Viruses Endemic to the United States
... infect swine and establish new lineages of viruses that become endemic to a particular region (6, ...human viruses into pig populations fol- lowed by reassortment and evolution has resulted in ... See full document
10
Continual Reintroduction of Human Pandemic H1N1 Influenza A Viruses into Swine in the United States, 2009 to 2014
... U.S. swine from 2009 to ...pH1N1 evolution in U.S. swine herds, MCC trees were inferred for the H1-pdm and N1-pdm segments of viruses collected from swine and humans in the ... See full document
9
Evolution of Novel Reassortant A/H3N2 Influenza Viruses in North American Swine and Humans, 2009–2011
... A/H3N2 viruses isolated in the United States from 1998 –2011 (two per year) were downloaded from the Influenza Virus Resource at GenBank (1) and included in a second phylogeny (data ... See full document
7
Molecular Epidemiology and Evolution of Influenza Viruses Circulating within European Swine between 2009 and 2013
... the United States, where the resultant A(H3N2)v genotypes were able to infect humans (54, ...Gent/84 H3N2 lineage that has been evolving in swine since the early-to-middle 1970s ... See full document
12
Multiple Incursions and Recurrent Epidemic Fade-Out of H3N2 Canine Influenza A Virus in the United States
... Asian-origin H3N2 CIV since 2015, resulting in hierarchically structured outbreak bursts of various sizes, geographic locations, and ...of H3N2 CIV and its evolutionary and epidemiological patterns within ... See full document
15
Introductions and Evolution of Human-Origin Seasonal Influenza A Viruses in Multinational Swine Populations
... A/H3N2 viruses collected dur- ing 2001 to 2002 [e.g., A/New York/74/2002(H3N2)], indicating that this virus has not reassorted with other swine viruses since entering that swine ... See full document
10
Comparison of the Pathogenesis of Two Genetically Different H3N2 Influenza A Viruses in Pigs
... human H3N2 virus, A/Swine/Ontario/00130/97 (H3N2) (Sw/ONT), initially crossed the species barrier to infect a pig in Canada in 1997, but it did not infect other pigs in the herd ...sortant ... See full document
6
Virologic Differences Do Not Fully Explain the Diversification of Swine Influenza Viruses in the United States
... in swine in North Carolina, followed by similar outbreaks in Minnesota, Iowa, and ...by H3N2 viruses (11). The swine H3N2 viruses subse- quently spread to Nebraska, Colorado, ... See full document
9
Elicitation of Protective Antibodies against 20 Years of Future H3N2 Cocirculating Influenza Virus Variants in Ferrets Preimmune to Historical H3N2 Influenza Viruses
... season’s H3N2 strains, including sequence changes in the hemagglutinin (HA) due to egg adaptation ...A(H3N2) viruses from 2017 revealed extensive genetic diversity with multiple cocirculating ... See full document
16
The evolution of influenza viruses
... with viruses from animal sources, such as avian flu virus subtypes H5N1 and H9N2 and swine flu virus subtypes H1N1 and ...1918 influenza pandemic (Spanish flu) (type A influenza, H1N1 ...by ... See full document
6
Interspecies and intraspecies transmission of triple reassortant H3N2 influenza A viruses
... reassortant H3N2 viruses were isolated for the first time from pigs in 1998 and are known to be endemic in swine and turkey populations in the United ...two H3N2 triple reassortant ... See full document
9
Antigenic Characterization of H3N2 Influenza A Viruses from Ohio Agricultural Fairs
... with swine-origin IAVs have been reported in conjunction with agricultural fairs over several years ...14 states during 2011 and 2012 ...to swine at agricultural fairs ...exhibition swine ... See full document
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