Results 61 to 70 of about 644,292 (181)

Emergence, spread, and impact of high‐pathogenicity avian influenza H5 in wild birds and mammals of South America and Antarctica

open access: yesConservation Biology, Volume 40, Issue 1, February 2026.
Abstract The currently circulating high‐pathogenicity avian influenza (HPAI) virus of the subtype H5 causes variable illness and death in wild and domestic birds and mammals, as well as in humans. This virus evolved from the Goose/Guangdong lineage of the HPAI H5 virus, which emerged in commercial poultry in China in 1996, spilled over into wild birds,
Thijs Kuiken   +9 more
wiley   +1 more source

Vírus influenza

open access: yesClinical and Biomedical Research, 2013
Um dos registros mais antigos da gripe descrita como doença é de autoria de Hipócrates, em meados do ano 412 a.C. Desta forma, seu agente etiológico, o vírus influenza, tem circulação entre a população humana há muito tempo.
Fernanda de-Paris
doaj   +2 more sources

Influenza em animais heterotérmicos Influenza in heterothermics

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 2004
O objetivo foi pesquisar Ortomyxovirus em animais heterotérmicos. Coletou-se sangue de serpentes dos gêneros Bothrops e Crotalus e de sapo e rãs dos gêneros Bufo e Rana, para a detecção dos receptores de hemácias e anticorpos específicos, ao vírus ...
Dalva Assunção Portari Mancini   +6 more
doaj   +1 more source

Weaving knowledges to support wildlife health surveillance in Kenya's pastoral rangelands

open access: yesConservation Biology, Volume 40, Issue 1, February 2026.
Abstract In wildlife–livestock–human interfaces, pathogens capable of spreading between wild and domestic animals and humans have important implications for conservation outcomes, economics, and public health. Robust wildlife health surveillance can help address these risks.
Brock Bersaglio   +4 more
wiley   +1 more source

Carga de influenza en la comunidad de Barrio Obrero. Paraguay

open access: yesMemorias del Instituto de Investigaciones en Ciencias de la Salud, 2017
La influenza (FLU) causa morbilidad grave y mortalidad. El objetivo del estudio fue evaluar la incidencia, la etiología y el uso de recursos para la gripe en un barrio de bajos ingresos de Asunción, Paraguay mediante un estudio de cohorte prospectiva de ...
Rosa Alicia Galeano   +4 more
doaj  

O vírus Influenza H1N1 e os trabalhadores da suinocultura: uma revisão

open access: yesRevista Brasileira de Saúde Ocupacional
Considerando-se o grande impacto midiático e populacional da recente epidemia pelo vírus Influenza H1N1, em função do seu risco potencial de alta letalidade, decidimos realizar esta revisão, de forma a melhor compreender as relações entre a exposição aos
Neidimila Aparecida Silveira Oliveira   +1 more
doaj   +1 more source

Isolamento e caracterização do vírus da influenza pandêmico H1N1 em suínos no Brasil

open access: yesPesquisa Veterinária Brasileira, 2011
A infecção causada pelo vírus Influenza A (IAV) é endêmica em suínos no mundo inteiro. O surgimento da pandemia de influenza humana pelo vírus A/H1N1 (pH1N1) em 2009 levantou dúvidas sobre a ocorrência deste vírus em suínos no Brasil.
Rejane Schaefer   +7 more
doaj   +1 more source

Negative Frequency‐Dependent Selection Promotes Strain Structure in a Plant Pathogen

open access: yesEcology Letters, Volume 29, Issue 1, January 2026.
Strains of the plant pathogen Pseudomonas syringae, defined by the combination of virulence factors known as effectors, exhibit in isolates from the Midwestern US a modular population structure congruent with core genome phylogeny. A stochastic and individual‐based computational model supports a role of negative frequency‐dependent selection in ...
Shuanger Li   +5 more
wiley   +1 more source

Biosecurity Competencies and Educational Needs Among Veterinary Professionals: A Multinational Cross‐Sectional Survey

open access: yesTransboundary and Emerging Diseases, Volume 2026, Issue 1, 2026.
The importance of animal biosecurity is growing, and it has been incorporated into the veterinary medicine curriculum, as well as into the European Animal Health Law and the World Organization for Animal Health (WOAH) Terrestrial Animal Health Code. However, few studies have been conducted to date on the self‐perceived competencies acquired and the ...
Claude Saegerman   +10 more
wiley   +1 more source

Influenza virus activation of the interferon system [PDF]

open access: yes, 2015
This study was supported by the Wellcome Trust (grant number 087751/A/08/Z) and the Medical Research Council (grant number G0700848).The host interferon (IFN) response represents one of the first barriers that influenza viruses must surmount in order to ...
Fodor, Ervin   +8 more
core   +1 more source

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