HPAI or high pathogenicity avian influenza

Avian Influenza - WOAH - World Organisation for Animal Health

low pathogenicity avian influenza (LPAI) that typically causes little or no clinical signs; · high pathogenicity avian influenza (HPAI) that can cause severe ...

Avian Influenza - Animal and Plant Health Inspection Service - USDA

Low pathogenicity avian influenza (LPAI) strains typically cause few or no signs of illness. They occur naturally in wild birds around the world ...

Investigation of Avian Influenza A (H5N1) Virus in Dairy Cattle | FDA

Highly Pathogenic Avian Influenza (HPAI) is a disease that is highly contagious and often deadly in poultry, caused by highly pathogenic avian influenza A ...

HPAI in Livestock | Animal and Plant Health Inspection Service - USDA

Caused by influenza type A viruses, the disease varies in severity depending on the strain and species affected. HPAI H5N1 viral infection was first confirmed ...

Highly Pathogenic Avian Influenza A(H5N1) Virus - CDC

Since 2022, many different wild bird species have been reported with HPAI A(H5N1) virus infection, including terrestrial, seabird, shorebird, ...

Avian Influenza | U.S. Fish & Wildlife Service

Highly pathogenic avian influenza (HPAI) viruses can severely affect domestic animal, wildlife, and sometimes human health.

Avian Influenza Type A Viruses | Bird Flu - CDC

Highly Pathogenic Avian Influenza (HPAI): Highly pathogenic avian influenza viruses cause severe disease and high mortality in infected poultry.

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

This paper aims to provide a comprehensive overview of the current understanding and new insights into HPAI H5N1.

High-pathogenicity avian influenza in wildlife - AVMA Journals

In recent years, a high-pathogenicity avian influenza (HPAI) virus has emerged on the global scene and shifted the previously established dogmas for influenza ...

Pathogenicity of highly pathogenic avian influenza virus in mammals

In recent years, there has been an increase in outbreaks of highly pathogenic avian influenza (HPAI) in poultry. Occasionally, these outbreaks have resulted ...

H7 high pathogenicity avian influenza - Outbreak

High pathogenicity avian influenza, or bird flu, is a viral disease of birds and is spreading globally, causing widespread losses of poultry and ...

High Pathogenicity Avian Influenza in Cattle

While HPAI primarily affects poultry and wild birds, avian influenza can occasionally be transmitted to mammals, including humans. In the last ...

Avian Influenza - PAHO/WHO - Pan American Health Organization

According to its subtype, it may be classified as high or low pathogenicity, presenting different symptoms in infected birds. The Low Pathogenic Avian Influenza ...

Detection and spread of high pathogenicity avian influenza virus ...

We initially detected H5N1 HPAIV in samples collected from brown skuas at Bird Island, South Georgia on 8th October 2023. Since this detection, ...

Avian Influenza - Colorado Department of Agriculture

AI viruses are divided into two groups based on their ability to cause disease in poultry: high pathogenicity (HPAI) or low pathogenicity (LPAI). HPAI results ...

Avian influenza - European Centre for Disease Prevention and Control

The natural reservoir of influenza A strains is a diverse pool of viruses among aquatic wild bird populations – the avian influenza (AI) viruses. These viruses ...

High pathogenic avian influenza - Wildlife

High pathogenicity avian influenza (HPAI) is a highly infectious disease that can cause severe illness and death in poultry.

Molecular pathogenesis of H5 highly pathogenic avian influenza

H5N1 HPAI has the potential to cause widespread mortality and morbidity in the human population, particularly if it acquires the ability to sustain human‐to‐ ...

Highly Pathogenic Avian Influenza - CFSPH

Avian influenza viruses are categorized into 'highly pathogenic' or 'high pathogenicity' (HPAI) viruses, which usually cause severe disease in ...

Avian Influenza - Mass.gov

Massachusetts has been dealing with an ongoing outbreak of Highly Pathogenic Avian Influenza A (HPAI) H5N1 virus since early 2022.