Results 21 to 30 of about 303,512 (266)

Influenza Pandemics: Past, Present and Future

open access: yesJournal of the Formosan Medical Association, 2006
Influenza A virus is well known for its capability for genetic changes either through antigen drift or antigen shift. Antigen shift is derived from reassortment of gene segments between viruses, and may result in an antigenically novel virus that is ...
Yu-Chia Hsieh
doaj   +1 more source

Influenza A and D Viruses in Non-Human Mammalian Hosts in Africa: A Systematic Review and Meta-Analysis

open access: yesViruses, 2021
We conducted a systematic review and meta-analysis to investigate the prevalence and current knowledge of influenza A virus (IAV) and influenza D virus (IDV) in non-human mammalian hosts in Africa.
Annie Kalonda   +7 more
doaj   +1 more source

Influenza A and B Virus Attachment to Respiratory Tract in Marine Mammals

open access: yesEmerging Infectious Diseases, 2012
Patterns of virus attachment to the respiratory tract of 4 marine mammal species were determined for avian and human influenza viruses. Attachment of avian influenza A viruses (H4N5) and (H7N7) and human influenza B viruses to trachea and bronchi of ...
Antonio J. Ramis   +4 more
doaj   +1 more source

INFLUENZA VIRUS TRANSCRIPTION

open access: yesBritish Medical Bulletin, 1978
For some time it has been known that influenza viruses contain a number of distinct single-stranded RNA molecules and in the last few years conclusive evidence has been obtained to indicate that both type A and type B viruses contain eight unique polynucleotide chains.
J J, Skehel, A J, Hay
openaire   +3 more sources

DNA Vaccine Expressing Conserved Influenza Virus Proteins Protective Against H5N1 Challenge Infection in Mice

open access: yesEmerging Infectious Diseases, 2002
Influenza vaccination practice, which is based on neutralizing antibodies, requires being able to predict which viral strains will be circulating. If an unexpected strain, as in the 1997 H5N1 Hong Kong outbreak, or even a pandemic emerges, appropriate ...
Suzanne L. Epstein   +8 more
doaj   +1 more source

Association of Biosecurity and Hygiene Practices with Environmental Contamination with Influenza A Viruses in Live Bird Markets, Bangladesh

open access: yesEmerging Infectious Diseases, 2020
In Bangladesh, live bird market environments are frequently contaminated with avian influenza viruses. Shop-level biosecurity practices might increase risk for environmental contamination.
Sukanta Chowdhury   +10 more
doaj   +1 more source

Surveillance and Genomic Characterization of Influenza A and D Viruses in Swine, Belgium and the Netherlands, 2019–2021

open access: yesEmerging Infectious Diseases, 2023
During 2019–2021, we isolated 62 swine influenza A viruses in Belgium and the Netherlands. We also detected influenza D in pigs in the Netherlands. The ever-changing diversity of influenza viruses and the identification of influenza D emphasize the need
Anna Parys   +4 more
doaj   +1 more source

LUNG DAMAGE IN CHILDREN WITH INFLUENZA

open access: yesДетские инфекции (Москва), 2015
The article presents the results of clinical and laboratory studies of patients with influenza complicated by pneumonia. Peculiarities of clinical manifestations of pneumonia caused by influenza virus have been disclosed.
D. A. Vorobeva   +8 more
doaj   +1 more source

Highly Pathogenic Avian Influenza A(H5N1) Clade 2.3.4.4b Virus in Wild Birds, Chile

open access: yesEmerging Infectious Diseases, 2023
In December 2022, highly pathogenic avian influenza A(H5N1) clade 2.3.4.4b virus emerged in Chile. We detected H5N1 virus in 93 samples and obtained 9 whole-genome sequences of strains from wild birds.
Naomi Ariyama   +10 more
doaj   +1 more source

Human-Origin Influenza A(H3N2) Reassortant Viruses in Swine, Southeast Mexico

open access: yesEmerging Infectious Diseases, 2019
The genetic diversity of influenza A viruses circulating in swine in Mexico complicates control efforts in animals and presents a threat to humans, as shown by influenza A(H1N1)pdm09 virus. To describe evolution of swine influenza A viruses in Mexico and
Martha I. Nelson   +9 more
doaj   +1 more source

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