Pathogen Profile – Avian influenza

Avian Influenza - WOAH - World Organisation for Animal Health

high pathogenicity avian influenza (HPAI) that can cause severe clinical signs and possible high mortality rates. What is bird flu? In the video below, disease ...

Avian Influenza Type A Viruses | Bird Flu - CDC

Most avian influenza A viruses are low pathogenic and cause few signs of disease in infected wild birds. In poultry, some low-pathogenic viruses ...

Avian Influenza - StatPearls - NCBI Bookshelf

Avian influenza is a deadly disease caused by infection from an influenza virus native to birds. While often not fatal in birds, it can carry a high mortality ...

What is the difference between low pathogenic and highly ...

The designation of low or highly pathogenic avian influenza refers to the potential for these viruses to kill chickens.

Avian Influenza - National Invasive Species Information Center (NISIC)

Species Profile: Avian Influenza. Infects poultry, waterfowl, and ... Highly pathogenic avian influenza (HPAI), fowl plague. Native To. First noted in ...

A comprehensive review of highly pathogenic avian influenza (HPAI ...

Among the various HPAIV strains, the H5N1 virus is regarded as the most pathogenic, with a high mortality rate in chickens and humans [1]. As the initial ...

Avian Influenza Virus (H5N1): a Threat to Human Health - PMC

Pandemic influenza virus has its origins in avian influenza viruses. The highly pathogenic avian influenza virus subtype H5N1 is already panzootic in ...

H5 Bird Flu: Current Situation - CDC

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 ...

What You Should Know About Avian Influenza A (H5N1)

Their natural reservoir is wild birds. The species promiscuity of the emerging avian influenza A virus (H5N1) clade 2.3.4.4b offers new insights ...

Pathogenicity and transmissibility of bovine H5N1 influenza virus

Highly pathogenic H5N1 avian influenza (HPAI H5N1) viruses occasionally infect, but typically do not transmit, in mammals. In the spring of ...

What are the different types of avian influenza? - USGS.gov

Avian Influenza (AI) type A viruses are divided into subtypes based on two proteins on the surface of the virus: Hemagglutinin (HA), of which there are 16 ...

Highly Pathogenic Avian Influenza - CFSPH

Influenza A H5N1 clade 2.3.4 virus with a different antiviral susceptibility profile replaced clade 1 virus in humans in northern Vietnam.

Highly Pathogenic Avian Influenza (Bird Flu) Outbreak in Cattle

"Highly pathogenic" avian influenza is a virus that causes severe illness and death in birds. The highly pathogenic avian influenza H5N1 strain currently ...

Avian Influenza Virus - an overview | ScienceDirect Topics

High pathogenic avian influenza or HPAI is caused only by specific influenza A virus strains belonging to H5 and H7 subtypes. In general, HPAI viruses are not ...

Avian Influenza Virus (Bird Flu) | Georgia Department of Public Health

Avian influenza viruses usually infect birds, but rare cases of human infection with these viruses have been reported.

Avian influenza | EFSA - European Union

Avian influenza is a highly contagious viral disease that occurs primarily in poultry and wild water birds. It is either highly or low pathogenic (HPAI/LPAI)

Avian influenza: a veterinary pathogen with zoonotic potential

Avian influenza viruses (AIVs) are classified as either low pathogenicity (LP; generally causing sub-clinical to mild infections) or high pathogenicity (HP)

2022–2024 Detections of Highly Pathogenic Avian Influenza

With the recent detections of the Eurasian H5 strain of highly pathogenic avian influenza (HPAI) in wild birds and domestic poultry in the United States,

Avian Influenza (Avian Flu, Bird Flu)

Avian influenza (AI), also called avian flu or bird flu, is caused by a group of viruses that occur naturally in wild birds. A virus is pathogenic if it can ...

Highly Pathogenic Avian Influenza - NJ.gov

Influenza A H5N1 clade 2.3.4 virus with a different antiviral susceptibility profile replaced clade 1 virus in humans in northern Vietnam. PLoS One. 2008;3 ...