Results 51 to 60 of about 50,500 (158)

Feathers and flu: identifying data gaps in avian influenza host dynamics to prioritize wildlife conservation Plumas y gripe: identificación de datos faltantes en la dinámica de hospedadores de la influenza aviar para priorizar la conservación de la vida silvestre

open access: yesWildlife Monographs, Volume 225, Issue 1, September 2026.
We describe the host response continuum for highly pathogenic avian influenza viruses (HPAIV), including the continuum of host responses to HPAIV infection and exposure based on the primary axis of host competence, ability to infect other hosts, and host vulnerability.
Johanna A. Harvey   +9 more
wiley   +1 more source

Role of Terrestrial Wild Birds in Ecology of Influenza A Virus (H5N1)

open access: yesEmerging Infectious Diseases, 2007
House sparrows, European starlings, and Carneux pigeons were inoculated with 4 influenza A (H5N1) viruses isolated from different avian species. We monitored viral replication, death after infection, and transmission to uninfected contact birds of the ...
Adrianus C.M. Boon   +6 more
doaj   +1 more source

Integrating wild bird and environmental samples can strengthen avian influenza surveillance

open access: yesJournal of Applied Ecology, Volume 63, Issue 9, September 2026.
Environmental sampling strategies showed higher sensitivity than bird‐based samples and, although relying on M‐gene detection, can complement wild bird sampling by increasing opportunities to detect avian influenza virus circulation at high‐risk wetlands without depending on access to infected birds.
Diletta Fornasiero   +12 more
wiley   +1 more source

Influenza viral genome copies in oral and cloacal swabs following H1N1 and H1N2 infection.

open access: yes, 2013
Oral and cloacal swabs were collected prior to and following H1N1 (A) and H1N2 (B) infection. Viral RNA genome copies were determined by quantitative real time RT-PCR assay.
Gary Kobinger (294760)   +6 more
core   +1 more source

Newcastle Disease Virus Shedding Among Healthy Commercial Chickens and its Epidemiological Importance [PDF]

open access: yesPakistan Veterinary Journal, 2012
Newcastle disease virus (NDV), shedding among apparently healthy commercial chickens reared intensively in Nsukka and its environs were studied. Samples were collected from birds that were not vaccinated against Newcastle disease (ND), and also from ...
Okwor Emmanuel Chukwudi, Eze Didacus Chukwuemeka* and Umeh Mary
doaj  

Epidemiological and Phylogenetic Analysis of Reassorted H10Nx Avian Influenza Viruses in Guangdong Province, China

open access: yesInfluenza and Other Respiratory Viruses, Volume 20, Issue 9, September 2026.
ABSTRACT Aims H10 subtype avian influenza viruses circulate widely among wild and domestic birds worldwide. These viruses have crossed species barriers to infect mammals, including humans, with cases of H10N3, H10N5 and H10N8 reported. During active surveillance in Guangdong Province, China, between 2023 and 2025, we isolated 10 H10Nx influenza A ...
Jie Liu   +7 more
wiley   +1 more source

Detection of WNV-RNA and infectious virus in cloacal and oral swabs.

open access: yes, 2018
WNV-RNA titers (represented as genome equivalents per milliliter, upper panels) and infectious virus (represented as pfu/ml, lower panels) in oral (A) and cloacal (B) swabs of birds infected with WNV-Lineage 1 or WNV-Lineage 2 at different time post ...
Estela Escribano-Romero (204519)   +6 more
core   +1 more source

Antibiotic resistance assessment in bacteria isolated in migratory Passeriformes transiting through the Metaponto territory (Basilicata, Italy)

open access: yesAvian Research, 2017
Background Wild birds are considered to be reservoirs of human enteric pathogens and vectors of antimicrobial resistance dissemination in the environment.
Maria Foti   +5 more
doaj   +1 more source

Emergence of Novel Highly Pathogenic Avian Influenza Virus A(H5N1) Clade 2.3.4.4b in Commercial Poultry, Bangladesh

open access: yesInfluenza and Other Respiratory Viruses, Volume 20, Issue 9, September 2026.
ABSTRACT Background The high‐pathogenicity avian influenza (HPAI) viruses represent a main threat to animal and human health, poultry productivity, and ecosystems. The newly evolved A(H5N1) clade 2.3.4.4b has become a worldwide concern for its expanding multihost ecology, including poultry and a wide range of mammalian species.
Mohammed A. Samad   +8 more
wiley   +1 more source

Virus detection in tracheal and cloacal swabs collected from vaccinated chickens after challenge with H5N1.

open access: yes, 2013
aAmount of sH53 per immunization dose is indicated in µg. Day post infection (D) on which the tracheal and cloacal swabs were collected are indicated.b+ = positive; ± = inconclusive (low fluorescence [
Robert P. de Vries (310206)   +5 more
core   +1 more source

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