WHO launches new global influenza strategy    
submitted by kickingbird at Mar, 12, 2019 from WHO
WHO released a Global Influenza Strategy for 2019-2030 aimed at protecting people in all countries from the threat of influenza. The goal of the strategy is to prevent seasonal influenza, control the spread ...

USCDC: Report on Missouri H5N1 Serology Testing    
submitted by kickingbird at 17 hours ago from USCDC
Topline Summary of FindingsIn August 2024, healthcare providers in Missouri had a patient who had gastrointestinal symptoms with a history of chronic respiratory illness. The person was hospitalized and ...

GISAID: H5N1 Bird Flu Circulating in Dairy Cows in the United States    
submitted by kickingbird at 3 days ago from GISAID
The 2.3.4.4b clade of the highly pathogenic avian influenza (HPAI) virus causing outbreaks in wild and domestic birds around the world, continues to spread in dairy farms across the United States since ...

Bird Flu Found in Wastewater Before Reported Outbreaks    
submitted by kickingbird at 4 days ago from IDWeek
Researchers developed and deployed a test that confirmed the presence of bird flu in Texas wastewater treatment plants days before outbreaks in cattle were officially confirmed.Wastewater surveillance ...

US: First presumed human infections of avian influenza under investigation in Washington state    
submitted by kickingbird at 5 days ago from Washington State Government
OLYMPIA – Four agricultural workers tested presumptively positive for avian influenza after working with infected poultry at a commercial egg farm in Franklin County. The individuals experienced mild symptoms ...

Dorji T, Dorji K, Gyeltshen S. Evolution of Influenza A(H3N2) Viruses in Bhutan for Two Consecutive Years, 2022 and 2023. Influenza Other Respir Viruses. 2024 Oct;18(10):e7.  Abstract  
submitted by kickingbird at 17 hours ago from Influenza Other Respir Viruses. 2024 Oct;18(10):e7
Background: Influenza A viruses pose a significant public health threat globally and are characterized by rapid evolution of the hemagglutinin (HA) gene causing seasonal epidemics. The aim of this study ...

Jallow MM, Barry MA, Ndiaye NK, Touré CT, Talla C,. Genetic and antigenic characterization of influenza A(H3N2) virus after 13 consecutive years of influenza surveillance in Senegal, 2010-2022. J Med Virol. 2024 Oct;96(10):e70010.  Abstract  
submitted by kickingbird at 17 hours ago from J Med Virol. 2024 Oct;96(10):e70010
Despite decades of influenza surveillance in many African countries, little is known about the evolutionary dynamics of seasonal influenza viruses. This study aimed to characterize the epidemiological, ...

Pamela H Brigleb, etc.,al. [preprint]Immune History Modifies Disease Severity to HPAI H5N1 Clade 2.3.4.4b Viral Challenge. https://doi.org/10.1101/2024.10.23.619695.  Abstract  
submitted by kickingbird at 17 hours ago from https://doi.org/10.1101/2024.10.23.619695
The most recent outbreak of highly pathogenic avian H5 influenza (HPAI) virus in cattle is now widespread across the U.S. with spillover events happening to other mammals, including humans. Several human ...

Valerie Le Sage, etc.,al. [preprint]Pre-existing H1N1 immunity reduces severe disease with bovine H5N1 influenza virus. https://doi.org/10.1101/2024.10.23.619881.  Abstract  
submitted by kickingbird at 17 hours ago from https://doi.org/10.1101/2024.10.23.619881
The emergence of highly pathogenic H5N1 avian influenza in dairy cattle herds across the United States has caused multiple mild human infections. There is an urgent need to understand the risk of spillover ...

Bendall EE, Zhu Y, Fitzsimmons WJ, Rolfes M, Melli. Influenza A virus within-host evolution and positive selection in a densely sampled household cohort over three seasons. Virus Evol. 2024 Oct 3;10(1):veae084.  Abstract  
submitted by kickingbird at 17 hours ago from Virus Evol. 2024 Oct 3;10(1):veae084
While influenza A virus (IAV) antigenic drift has been documented globally, in experimental animal infections, and in immunocompromised hosts, positive selection has generally not been detected in acute ...