Results 81 to 90 of about 6,677 (207)

The evolutionary landscape and serotypic dynamics of avian infectious bronchitis virus from spike protein

open access: yesiMetaOmics, Volume 3, Issue 1, March 2026.
This study integrates two decades of surveillance with genomic and structural analyses to decipher how spike protein glycosylation haplotypes drive avian coronavirus evolution. We uncover how specific glycosylation patterns associate with receptor‐binding affinity, shape global transmission dynamics, and correlate with clinical outcomes.
Hao Zhang   +21 more
wiley   +1 more source

Antimicrobial resistances of escherichia coli isolated from buteo rufinus [PDF]

open access: yesEurasian Journal of Veterinary Sciences
Aim: In this study, it was aimed to determine microbiological examination of cloacal swab specimens taken from Long-legged Buzzards (Buteo rufinus) and antibiotic resistance of isolated Escherichia coli (E. coli) strains.
Mehmet Fatih Birdane   +4 more
doaj  

OCORRÊNCIA DE Campylobacter EM GRANJAS E ABATEDOURO AVÍCOLAS NA MESORREGIÃO METROPOLITANA DE BELÉM, PA, BRASIL

open access: yesCiência Animal Brasileira, 2010
Com o objetivo de verificar a ocorrência de Campylobacter em granjas e abatedouro avícolas, foram coletadas, em três granjas avícolas, 120 amostras de swab cloacal (n=30), de cama de frango (n=30), de ração (n=30) e de água dos bebedouros (n=30).
Sílvio Orlan de Castro Chaves   +5 more
doaj   +1 more source

A Pilot Study Investigating the Dynamics of Pigeon Circovirus Recombination in Domesticated Pigeons Housed in a Single Loft

open access: yesViruses, 2021
Pigeon circovirus (PiCV) infects pigeon populations worldwide and has been associated with immunosuppression in younger pigeons. Recombination is a common mechanism of evolution that has previously been shown in various members of the Circoviridae family,
Anthony Khalifeh   +4 more
doaj   +1 more source

Investigação de Campylobacter termófilos em frangos de corte ao longo do período de alojamento. [PDF]

open access: yes, 2012
Projeto/Plano de Ação: 03.08.06 ...
MATTOS, G. L. M.   +6 more
core  

Avian influenza infections in non-migratant land birds in Andean Peru [PDF]

open access: yes, 2012
As part of ongoing surveillance for avian influenza viruses (AIV) in Peruvian birds, in June 2008, we sampled 600 land birds of 177 species, using real-time reverse-transcription PCR.
Ghersi, Bruno M.   +5 more
core   +2 more sources

Bridging the gap: improving methodologies for future avian microbiome research

open access: yesJournal of Avian Biology, Volume 2026, Issue 2, March 2026.
Recent advances in the field of wild avian microbiome research have significantly deepened our understanding of the eco‐evolutionary dynamics of bird–microbe interactions. Consequently, the field is now approaching a pivotal moment in uncovering the ultimate factors shaping avian microbiome structure, especially in relation to birds' ecological ...
Charli S. Davies   +18 more
wiley   +1 more source

Minimally invasive blood sampling method for genetic studies on Gopherus tortoises [PDF]

open access: yes, 2015
Método de extracción de sangre mínimamente invasivo para estudios genéticos en tortugas terrestres del género Gopherus La obtención de muestras de tejido de buena calidad es la primera dificultad en cualquier estudio molecular.
Espinosa de los Monteros, A.   +2 more
core   +1 more source

Bacterial Culture‐Based Analysis of the Tuatara Gut Reveals Functional Roles of the Core Genus Chryseobacterium

open access: yesNew Zealand Journal of Zoology, Volume 53, Issue 1, March 2026.
The microorganisms living in a host's gut are important for digestion and immune response and are an important facet to understanding host ecology. For tuatara, the gut microbiome presents an opportunity to examine bacteria associated with a long‐lived and evolutionarily distinct reptile and to understand how tuatara ecology is mediated or supported by
T. Caldwell   +3 more
wiley   +1 more source

Chicken Origin Tribasic H9N2 Avian Influenza Virus Induces Potent Early Antiviral Response With Low Pathogenicity in Japanese Quails

open access: yesVeterinary Medicine and Science, Volume 12, Issue 2, March 2026.
This study gives valuable insights into host–pathogen interaction and confirms that the circulating tribasic H9N2 virus remains phenotypically low pathogenic in Japanese quails in Bangladesh but cause long‐term impairment of important productivity parameters (weight gain, laying rates).
Rupaida Akter Shila   +4 more
wiley   +1 more source

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