Halwe, N.J., Cool, K., Breithaupt, A. et al. H5N1 clade 2.3.4.4b dynamics in experimentally infected calves and cows. Nature (2024). Abstract
submitted by kickingbird at Sep, 26, 2024 from Nature (2024) (via https://www.nature.com/articles/s41586-024-08063-y)
In March 2024, highly pathogenic avian influenza virus (HPAIV) clade 2.3.4.4b H5N1 infections in dairy cows were first reported from Texas, USA1. Rapid dissemination to more than 190 farms in 13 states ... Yang S, Zhang Q. Exponential stability and fixed-time control of a stochastic avian influenza model with spatial diffusion and nonlocal delay. Chaos. 2024 Sep 1;34(9):093132. Abstract
submitted by kickingbird at Sep, 25, 2024 from Chaos. 2024 Sep 1;34(9):093132 (via https://pubs.aip.org/aip/cha/article-abstract/34/9/093132/33)
Spatial heterogeneity, random disturbances in the external environment, and the incubation period of infected individuals collectively have a significant impact on the outbreak of avian influenza. In this ... Chen X, Tao F, Chen Y, Cheng J, Zhou Y, Wang X. Forecasting influenza epidemics in China using transmission dynamic model with absolute humidity. Infect Dis Model. 2024 Aug 10;10(1):50-59. Abstract
submitted by kickingbird at Sep, 25, 2024 from Infect Dis Model. 2024 Aug 10;10(1):50-59 (via https://www.sciencedirect.com/science/article/pii/S246804272)
Background: An influenza forecasting system is critical to influenza epidemic preparedness. Low temperature has long been recognized as a condition favoring influenza epidemic, yet it fails to justify ... Zhang Y, Kong W, Wu Y, Chen Z, Zhao X, Liu M. Reducing amplification cycles to improve the coverage of influenza A virus genome sequencing in heterosubtypic co-infection. J Virol Methods. 2024 Sep 20:115036. Abstract
submitted by kickingbird at Sep, 23, 2024 from J Virol Methods. 2024 Sep 20:115036 (via https://www.sciencedirect.com/science/article/pii/S016609342)
This study delineates the enhancement of a Reverse Transcription Polymerase Chain Reaction (RT-PCR) method for the amplification of the complete genome of the influenza A virus during heterosubtypic co-infection, ... Ichikawa T, Hiono T, Okamatsu M, Maruyama J, Kobay. Hemagglutinin and neuraminidase of a non-pathogenic H7N7 avian influenza virus coevolved during the acquisition of intranasal pathogenicity in chickens. Arch Virol. 2024 Sep 22;169(10):207. Abstract
submitted by kickingbird at Sep, 23, 2024 from Arch Virol. 2024 Sep 22;169(10):207 (via https://link.springer.com/article/10.1007/s00705-024-06118-z)
Polybasic amino acid residues at the hemagglutinin (HA) cleavage site are insufficient to induce the highly pathogenic phenotype of avian influenza viruses in chickens. In our previous study, an H7N7 avian ... Baumberger C, Anríquez G, Galdames P, Palma T, Gon. Exposure Practices to Animal-Origin Influenza A Virus at the Animal-Human Interface in Poultry and Swine Backyard Farms. Zoonoses Public Health. 2024 Sep 20. Abstract
submitted by kickingbird at Sep, 22, 2024 from Zoonoses Public Health. 2024 Sep 20 (via https://pubmed.ncbi.nlm.nih.gov/39304348/)
Aim: Backyard production systems (BPS) represent an interface of contact between people, domestic and wild animals. Studies conducted in Chile during the last decade have provided extensive evidence of ... Louis S, Mark-Carew M, Biggerstaff M, et al. Wastewater Surveillance for Influenza A Virus and H5 Subtype Concurrent with the Highly Pathogenic Avian Influenza A(H5N1) Virus Outbreak in Cattle and Poultry and Associated Human Cases - United Stat. MMWR Morb Mortal Wkly Rep 2024;73:804–809. Abstract
submitted by kickingbird at Sep, 20, 2024 from MMWR Morb Mortal Wkly Rep 2024;73:804–809 (via https://www.cdc.gov/mmwr/volumes/73/wr/mm7337a1.htm)
As part of the response to the highly pathogenic avian influenza A(H5N1) virus outbreak in U.S. cattle and poultry and the associated human cases, CDC and partners are monitoring influenza A virus levels ... Sircy LM, Ramstead AG, Gibbs LC, Joshi H, Baessler. Generation of antigen-specific memory CD4 T cells by heterologous immunization enhances the magnitude of the germinal center response upon influenza infection. PLoS Pathog. 2024 Sep 16;20(9):e1011639. Abstract
submitted by kickingbird at Sep, 18, 2024 from PLoS Pathog. 2024 Sep 16;20(9):e1011639 (via https://journals.plos.org/plospathogens/article?id=10.1371/j)
Current influenza vaccine strategies have yet to overcome significant obstacles, including rapid antigenic drift of seasonal influenza viruses, in generating efficacious long-term humoral immunity. Due ... Ahlstrom CA, Torchetti MK, Lenoch J, Beckmen K, Bo. Genomic characterization of highly pathogenic H5 avian influenza viruses from Alaska during 2022 provides evidence for genotype-specific trends of spatiotemporal and interspecies dissemination. Emerg Microbes Infect. 2024 Sep 17:2406291. Abstract
submitted by kickingbird at Sep, 18, 2024 from Emerg Microbes Infect. 2024 Sep 17:2406291 (via https://www.tandfonline.com/doi/full/10.1080/22221751.2024.2)
The ongoing panzootic of highly pathogenic H5 clade 2.3.4.4b avian influenza (HPAI) spread to North America in late 2021, with detections of HPAI viruses in Alaska beginning in April 2022. HPAI viruses ... Yue X, Zhong C, Cao R, Liu S, Qin Z, Liu L, Zhai Y. CircRNA based multivalent neuraminidase vaccine induces broad protection against influenza viruses in mice. NPJ Vaccines. 2024 Sep 16;9(1):170. Abstract
submitted by kickingbird at Sep, 18, 2024 from NPJ Vaccines. 2024 Sep 16;9(1):170 (via https://www.nature.com/articles/s41541-024-00963-4)
Developing broad-spectrum influenza vaccines is crucial for influenza control and potential pandemic preparedness. Here, we reported a novel vaccine design utilizing circular RNA (circRNA) as a delivery ... Benito AA, Monteagudo LV, Lázaro-Gaspar S, Mazas-C. Detection and subtyping of influenza A virus in porcine clinical samples from Spain in 2020. Virology. 2024 Sep 8;600:110223. Abstract
submitted by kickingbird at Sep, 17, 2024 from Virology. 2024 Sep 8;600:110223 (via https://www.sciencedirect.com/science/article/pii/S004268222)
A total of 1019 samples collected on 726 Spanish swine farms suffering from outbreaks of respiratory disease were screened for influenza A viruses (IAVs) using a RT-qPCR method. A subset of positive samples ... Root JJ, Porter SM, Lenoch JB, Ellis JW, Bosco-La. Susceptibilities and viral shedding of peridomestic wildlife infected with clade 2.3.4.4b highly pathogenic avian influenza virus (H5N1). Virology. 2024 Sep 5;600:110231. Abstract
submitted by kickingbird at Sep, 17, 2024 from Virology. 2024 Sep 5;600:110231 (via https://www.sciencedirect.com/science/article/pii/S004268222)
We tested the ability of six peridomestic wildlife species to replicate a highly pathogenic (HP) clade 2.3.4.4b AIV (H5N1) isolated in the U.S. during 2022. All tested species replicated and shed virus, ... Bahakel H, Spieker AJ, Hayek H, Schuster JE, Hamda. Immunogenicity and Reactogenicity of High-dose or Standard-dose Influenza Vaccine in a Second Consecutive Influenza Season. J Infect Dis. 2024 Sep 16:jiae454. Abstract
submitted by kickingbird at Sep, 17, 2024 from J Infect Dis. 2024 Sep 16:jiae454 (via https://academic.oup.com/jid/advance-article/doi/10.1093/inf)
Background: Pediatric hematopoietic cell transplant (HCT) recipients are at high-risk for morbidity from influenza virus infection. We demonstrated in a primary phase II randomized controlled trial that ... Richard J Webby, Timothy M Uyeki. An Update on Highly Pathogenic Avian Influenza A(H5N1) Virus, Clade 2.3.4.4b. The Journal of Infectious Diseases, jiae379. Abstract
submitted by kickingbird at Sep, 17, 2024 from The Journal of Infectious Diseases, jiae379 (via https://academic.oup.com/jid/advance-article/doi/10.1093/inf)
Since the resurgence of highly pathogenic avian influenza (HPAI) A(H5N1) virus, clade 2.3.4.4b, during 2021, these viruses have spread widely among birds worldwide, causing poultry outbreaks and infections ... Hesham A. Sultan, etc.,al. Experimental Infection of Clades 2.2.1.2 (H5N1) and 2.3.4.4b (H5N8) of Highly Pathogenic Avian Influenza Virus Infection in Commercial broilers. Comparative Immunology, Microbiology and Infectiou. Abstract
submitted by kickingbird at Sep, 16, 2024 from Comparative Immunology, Microbiology and Infectiou (via https://www.sciencedirect.com/science/article/abs/pii/S01479)
In this study the pathogenicity, infectivity, and transmissibility of H5N1 highly pathogenic avian influenza (HPAI) clade 2.2.1.2 and H5N8 HPAI clade 2.3.4.4b viruses were evaluated in commercial broilers ... Kwon T, Gebhardt JT, Lyoo EL, Nooruzzaman M, Gaudr. Bovine Highly Pathogenic Avian Influenza Virus Stability and Inactivation in the Milk Byproduct Lactose. Viruses. 2024; 16(9):1451. Abstract
submitted by kickingbird at Sep, 16, 2024 from Viruses. 2024; 16(9):1451 (via https://www.mdpi.com/1999-4915/16/9/1451)
The recent incursion of highly pathogenic influenza viruses into dairy cattle opens new insights for influenza virus ecology and its interspecies transmission and may have a significant impact on public ... Phuong do Q, Dung NT, J?rgensen PH, Van DT, Tung D. Virulence of H5N1 influenza virus in Cattle Egrets (Bubulcus ibis). J Wildl Dis. 2011 Apr;47(2):314-20. Abstract
submitted by kickingbird at Sep, 15, 2024 from J Wildl Dis. 2011 Apr;47(2):314-20 (via https://meridian.allenpress.com/jwd/article/47/2/314/124162/)
In Vietnam, Cattle Egrets (Bubulcus ibis) are common in a variety of habitats, such as freshwater marshes, beaches, and paddy fields. They are also found associated with cattle (Bos spp.) and occasionally ... John Sidney, etc.,al. [preprint]Targets of influenza Human T cell response are mostly conserved in H5N1. https://doi.org/10.1101/2024.09.09.612060. Abstract
submitted by kickingbird at Sep, 14, 2024 from https://doi.org/10.1101/2024.09.09.612060 (via https://www.biorxiv.org/content/10.1101/2024.09.09.612060v1)
Frequent recent spillovers of subtype H5N1 clade 2.3.4.4b highly pathogenic avian influenza (HPAI) virus into poultry and mammals, especially dairy cattle, including several human cases, increased concerns ... Michelle Wille and others. Contrasting dynamics of two incursions of low pathogenicity avian influenza virus into Australia. Virus Evolution, veae076. Abstract
submitted by kickingbird at Sep, 12, 2024 from Virus Evolution, veae076 (via https://academic.oup.com/ve/advance-article/doi/10.1093/ve/v)
The current panzootic of high pathogenicity avian influenza virus H5N1 demonstrates how viral incursions can have major ramifications for wildlife and domestic animals. Herein, we describe the recent incursion ... Marchi S, Bruttini M, Milano G, Manini I, Chironna. Prevalence of Influenza B/Yamagata Viruses From Season 2012/2013 to 2021/2022 in Italy as an Indication of a Potential Lineage Extinction. Influenza Other Respir Viruses. 2024 Sep;18(9):e13. Abstract
submitted by kickingbird at Sep, 12, 2024 from Influenza Other Respir Viruses. 2024 Sep;18(9):e13 (via https://onlinelibrary.wiley.com/doi/10.1111/irv.13359)
Background: Influenza B/Yamagata viruses exhibited weak antigenic selection in recent years, reducing their prevalence over time and requiring no update of the vaccine component since 2015. To date, no ... 6895 items, 20/Page, Page[73/345][|<<] [|<] [71] [72] [73] [74] [75] [76] [77] [78] [79] [80] [>|] [>>|] |
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