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2020–2024 H5N1 outbreak. Since 2020, outbreaks of avian influenza subtype H5N1 have been occurring, with cases reported from every continent as of May 2024. [1][2][3][4] Some species of wild aquatic birds act as natural asymptomatic carriers of a large variety of influenza A viruses, which can infect poultry, other bird species, mammals and ...
Avian influenza virus H3N2 is endemic in pigs ("swine flu") in China and has been detected in pigs in Vietnam, increasing fears of the emergence of new variant strains. Health experts say pigs can carry human influenza viruses, which can combine (i.e. exchange homologous genome sub-units by genetic reassortment ) with H5N1 , passing genes and ...
Swine influenza is an infection caused by any of several types of swine influenza viruses. Swine influenza virus (SIV) or swine-origin influenza virus (S-OIV) refers to any strain of the influenza family of viruses that is endemic in pigs. [2] As of 2009, identified SIV strains include influenza C and the subtypes of influenza A known as H1N1 ...
October 30, 2024 at 11:27 AM. By Leah Douglas and Tom Polansek. CHICAGO (Reuters) -H5N1 bird flu was confirmed in a pig on a backyard farm in Oregon, the first detection of the virus in swine in ...
A pig in Oregon has tested positive for H5N1 bird flu for the first time, according to a Wednesday announcement from the U.S. Department of Agriculture. Doctors weigh in on potential concerns.
On January 20, Iraq reported an outbreak of highly pathogenic H5N8 bird flu on a farm in the city of Samarra, which killed 63,700 birds out of the 68,800-strong flock, according to the Paris-based World Organisation for Animal Health (OIE). The remaining birds were subsequently culled.
African swine fever virus (ASFV) is a large, double-stranded DNA virus in the Asfarviridae family. [1] It is the causative agent of African swine fever (ASF). The virus causes a hemorrhagic fever with high mortality rates in domestic pigs ; some isolates can cause death of animals as quickly as a week after infection.
The UK’s first human case of swine flu strain H1N2 has been detected, the UK Health Security Agency (UKHSA) has announced.. The strain of influenza, called H1N2, is similar to flu viruses ...