Results 61 to 70 of about 44,112 (233)

One-way trip: Influenza virus' adaptation to gallinaceous poultry may limit its pandemic potential [PDF]

open access: yes, 2014
We hypothesise that some influenza virus adaptations to poultry may explain why the barrier for human-to-human transmission is not easily overcome once the virus has crossed from wild birds to chickens.
Alexander   +101 more
core   +2 more sources

Seroconversion to Pandemic (H1N1) 2009 Virus and Cross-Reactive Immunity to Other Swine Influenza Viruses

open access: yesEmerging Infectious Diseases, 2011
To assess herd immunity to swine influenza viruses, we determined antibodies in 28 paired serum samples from participants in a prospective serologic cohort study in Hong Kong who had seroconverted to pandemic (H1N1) 2009 virus.
Ranawaka A.P.M. Perera   +5 more
doaj   +1 more source

Influenza Evolution and H3N2 Vaccine Effectiveness, with Application to the 2014/2015 Season [PDF]

open access: yes, 2016
Influenza A is a serious disease that causes significant morbidity and mortality, and vaccines against the seasonal influenza disease are of variable effectiveness.
Deem, Michael W., Li, Xi
core   +2 more sources

Influenza A Strain-Dependent Pathogenesis in Fatal H1N1 and H5N1 Subtype Infections of Mice

open access: yesEmerging Infectious Diseases, 2010
To determine if fatal infections caused by different highly virulent influenza A viruses share the same pathogenesis, we compared 2 different influenza A virus subtypes, H1N1 and H5N1. The subtypes, which had shown no pathogenicity in laboratory mice, were forced to evolve by serial passaging.
Els Van de Paar   +6 more
openaire   +3 more sources

Pandemic (H1N1) 2009 Cases, Buenos Aires, Argentina

open access: yesEmerging Infectious Diseases, 2010
To determine clinical and virologic characteristics of pandemic (H1N1) 2009 in Buenos Aires, Argentina, we conducted real-time reverse transcription–PCR on samples from patients with influenza-like illness, June 11–30, 2009.
Marcela Echavarría   +6 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

Pandemic Paradox: Early Life H2N2 Pandemic Influenza Infection Enhanced Susceptibility to Death during the 2009 H1N1 Pandemic. [PDF]

open access: yes, 2018
Recent outbreaks of H5, H7, and H9 influenza A viruses in humans have served as a vivid reminder of the potentially devastating effects that a novel pandemic could exert on the modern world.
Alain Gagnon   +11 more
core   +3 more sources

Intensity and drivers of subtypes interference between seasonal influenza viruses in mainland China: A modeling study

open access: yesiScience
Summary: Subtype interference has a significant impact on the epidemiological patterns of seasonal influenza viruses (SIVs). We used attributable risk percent [the absolute value of the ratio of the effective reproduction number (Rₑ) of different ...
Can Chen   +14 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

Mimicry between proteins of human and avian influenza viruses and host immune system proteins

open access: yesAIMS Allergy and Immunology, 2021
Viral infection can lead to dangerous and severe manifestations associated with immunosuppression and a cytokine storm. The last is typical for influenza A virus infection of H1N1 subtype, when the level of cytokines in the peripheral blood is ...
Irina N. Zhilinskaya   +2 more
doaj   +1 more source

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