H5 Bird Flu: Current Situation | Bird Flu | CDC - Centers for Disease ...
3 days ago · H5 bird flu is widespread in wild birds worldwide and is causing outbreaks in poultry and U.S. dairy cows with several recent human cases in U.S. dairy and poultry workers. While …
Current Situation: Bird Flu in Dairy Cows | Bird Flu | CDC
3 days ago · In the United States, since 2022, USDA APHIS has reported HPAI A (H5N1) virus detections in more than 200 mammals. On April 1, CDC confirmed one human HPAI A (H5N1) …
Novel bird flu strain continues to threaten animal, public health
Dec 30, 2024 · As the epizootic of highly pathogenic avian influenza (HPAI, more specifically avian influenza type A H5N1) spreading globally approaches its fourth year, animal and public …
First H5 Bird Flu Death Reported in United States
4 days ago · January 6, 2025 -- CDC is saddened by Louisiana's report that a person previously hospitalized with severe avian influenza A(H5N1) illness ("H5N1 bird flu") has passed …
NIH officials assess threat of H5N1
Dec 31, 2024 · In late 2021, HPAI H5N1 spread from Europe to North America causing sporadic infections among wild birds and poultry farms. In 2022, the virus spread to South America …
News and Science Updates - aphis.usda.gov
Dec 6, 2024 · 9/24/24 | APHIS Releases National Epidemiologic Brief: Highly Pathogenic Avian Influenza H5N1 Genotype B3.13 in Dairy Cattle. This report provides field epidemiologic …
HPAI in Livestock - Animal and Plant Health Inspection Service
Dec 20, 2024 · HPAI H5N1 viral infection was first confirmed on a dairy premises on March 25, 2024. USDA, in coordination with States, took immediate action to conduct additional testing …
Investigation of Avian Influenza A (H5N1) Virus in Dairy Cattle
After the first detection of HPAI H5N1 in dairy cattle in March 2024, the FDA has engaged in research and other efforts with industry, federal, and state partners to ensure the continued...
Federal and State Veterinary Agencies Share Update on HPAI …
WASHINGTON, Oct. 30, 2024 – The U.S. Department of Agriculture (USDA) and Oregon state veterinary officials are investigating positive cases of H5N1 in a backyard farming operation in …
Single mutation in H5N1 influenza surface protein could enable …
Dec 6, 2024 · A single modification in the protein found on the surface of the highly pathogenic avian influenza (HPAI) H5N1 influenza virus currently circulating in U.S. dairy cows could allow …