Results 41 to 50 of about 210,676 (190)

Outbreak of Influenza A (H3N2) Variant Virus Infection among Attendees of an Agricultural Fair, Pennsylvania, USA, 2011

open access: yesEmerging Infectious Diseases, 2012
During August 2011, influenza A (H3N2) variant [A(H3N2)v] virus infection developed in a child who attended an agricultural fair in Pennsylvania, USA; the virus resulted from reassortment of a swine influenza virus with influenza A(H1N1)pdm09.
Karen K. Wong   +25 more
doaj   +1 more source

Swine influenza A virus subtype H1N2 in Sweden [PDF]

open access: yes, 2014
The influenza A virus subtypes H1N1, H1N2 and H3N2 are prevalent in pig populations worldwide. All scientific data point towards swine as the key host species for new human influenza pandemics, which have been suggested to evolve in pigs from viral genes
Metreveli, Giorgi
core   +1 more source

Phylogenetic Analysis of HA and NA Genes of Swine Influenza Viruses in Serbia in 2016-2018

open access: yesActa Veterinaria, 2020
Pigs are very important for the epidemiology of influenza A viruses, being commonly infected with the lineages of most adapted H1N1, H3N2, H1N2 swine subtypes.
Maksimović Zorić Jelena   +9 more
doaj   +1 more source

Influenza virus subtype/lineage-specific seasonal patterns and age-related infection risk, in Eastern China

open access: yesJournal of Infection in Developing Countries, 2022
Introduction: Differences in seasonal pattern and age-related infection risk have been reported between Influenza type A and B, but have not been elaborated at subtype/lineage level.
Xiang Huo   +3 more
doaj   +1 more source

Emergence of circulating influenza A H3N2 viruses with genetic drift in the matrix gene:be alert of false-negative test results

open access: yes, 2022
In March 2022, we observed samples with a negative fluorescent signal (60.5%, n = 43) for the influenza A matrix gene and a stronger positive signal for subtype A(H3N2).
Nilsson‐Møller, Stephen   +24 more
core   +1 more source

Predicting Hotspots for Influenza Virus Reassortment

open access: yesEmerging Infectious Diseases, 2013
The 1957 and 1968 influenza pandemics, each of which killed ≈1 million persons, arose through reassortment events. Influenza virus in humans and domestic animals could reassort and cause another pandemic.
Trevon L. Fuller   +9 more
doaj   +1 more source

Complement-Independent Modulation of Influenza A Virus Infection by Factor H

open access: yesFrontiers in Immunology, 2020
The complement system is an ancient innate immune defense mechanism that can recognize molecular patterns on the invading pathogens. Factor H, as an inhibitor of the alternative pathway, down-regulates complement activation on the host cell surface ...
Valarmathy Murugaiah   +11 more
doaj   +1 more source

Pathogenesis of swine influenza virus (Thai isolates) in weanling pigs: an experimental trial

open access: yesVirology Journal, 2009
Background The objective of this study is to investigate the pathogenesis of swine influenza virus (SIV) subtype H1N1 and H3N2 (Thai isolates) in 22-day-old SPF pigs. Results The study found that all pigs in the infected groups developed typical signs of
Kitikoon Pravina   +4 more
doaj   +1 more source

Prevalence of elevated antibody titers against the subtype H3N2 and H3N8 viruses among dogs by HI assay, China, 2015.

open access: yes, 2016
Prevalence of elevated antibody titers against the subtype H3N2 and H3N8 viruses among dogs by HI assay, China, 2015.
Xin Zhang (35492)   +6 more
core   +1 more source

Comparative analysis of Hemagglutinin of 2013 H3N2 Influenza A virus Indicates its Evolution from 1968 H3N2 Pandemic Influenza A virus

open access: yes, 2020
Emergence of influenza A H3N2 is alarming. Strain 2013 H3N2 has H1 subtype Haemagglutinin (HA) gene segment replaced with a H3 HA gene segment. The vulnerability of the humans to H3 may be directly proportional to the HA alterations.
Sneham Tiwari   +10 more
core   +1 more source

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