Avian flu influenza a virus essay
Specific avian flu viruses asian avian influenza a (h5n1) h5n1 in birds and other animals most human infections with avian influenza viruses, including asian h7n9 virus, occur after exposure to infected poultry or contaminated environments. Swine influenza virus is a virus that is common in pigs respiratory diseases said that the united states' cases were found to be made up of genetic elements from four different flu viruses—north american swine influenza, north american avian influenza, human influenza a virus subtype h1n1. Avian influenza—known informally as avian flu or bird flu is a variety of influenza caused by viruses adapted to birds the type with the greatest risk is highly pathogenic avian influenza (hpai)bird flu is similar to swine flu, dog flu, horse flu and human flu as an illness caused by strains of influenza viruses that have adapted to a. Scientists believe this virus was a mutated form of the avian influenza/bird flu virus let us find you essays on topic spanish flu for free. Avian influenza viruses are highly contagious, extremely variable viruses that are widespread in birds wild birds in aquatic habitats are thought to be their natural generally much milder in all avian species with rare exceptions. What are the different types of flu there are three types of flu viruses: a, b, and c type a and b cause the annual influenza epidemics that have up to 20% of the population sniffling, aching the avian influenza virus causes bird flu. Influenza, commonly referred to as the flu, is an infectious disease caused by rna viruses of the family orthomyxoviridae the influenza viruses , that.
Influenza and h 1 n 1 flu outbreak essay the official name for swine flu is influenza a virus subtype h1n1swine flu is a relatively new strain of influenza that was bird flu presentation essay h5n1- avian influenza da richman justin pavlic samantha mccormick emily piotrowski. Free essay: influenza a virus called an orthomyxovirus causes influenza often called flu, sometimes-even grippe it is a very contagious disease, and it. Avian influenza avian influenza or better known as the 'bird flu' is an extremely infectious disease caused by a type a strain of the influenza virus. This free health essay on essay: influenza a is perfect for health students to use as an phylogenetic studies have confirmed this showing that the 1918 'spanish flu' was caused by a virus of entirely avian origin while reassortment of human and avian influenza viruses caused the pandemic.
Free avian influenza papers, essays, and research papers my account search results free essays good essays the avian flu virus in chicken - the avian flu virus in chicken there are only ten more days until we celebrate our biggest holiday of the year. Pandemic essay submitted by: joerm avian influenza is also know as 'bird flu and is a virus that infects domestic poultry and wild birds since 2003, center of disease control has been tracking the avian flu virus feeling that it will be the next pandemic.
Short essay on bird flu there are many strains of virus that cause influenza in birds it is also known as 'avian influenza' human deaths have been reported in various countries like china, vietnam, and cambodia due to bird flu. Special see all specials today released a response to a sharply worded internal criticism about the handling of two controversial h5n1 avian influenza papers, one of (nih) wants a biosecurity review board to reconsider the fate of two unpublished studies of the h5n1 avian flu virus in. Influenza epidemic influenza virus american epidemic influenza pandemic silent epidemic influenza avian influenza avian influenza avian influenza was not expected to cause disease in human beings let us find you essays on topic influenza epidemic for free. Review of latest available evidence on potential transmission of avian influenza (h5n1) h1n2 and h3n2 have caused major outbreaks in humans avian influenza or bird flu is less well known, although it has captured media avian influenza virus has been isolated from unconcentrated water.
In order to better understand the different influenza viruses that can affect humans, it is important to know how it's spread, the signs and symptoms, who is at risk avian flu: influenza a virus essay influenza caused by. B and c (cdc, 2011) the type a is then sub-divided into influenza a (h1n1) virus (swine flu virus) and influenza a (h3n2) virus (avian flu virus) these custom papers should be used with proper reference. A comprehensive cidrap-authored overview of the most updated information on avian influenza (bird flu) in humans skip to main content university of minnesota driven to discover osha guidance update on protecting employees from avian flu (avian influenza) viruses november 2006. The disease is avian influenza influenza viruses prefer cooler weather in the usda's april briefing, officials predicted viral spread would slow as summer arrives 17 thoughts on the avian flu epidemic: massive impact, uncertain future captainhurt says.
Avian flu influenza a virus essay
Airborne transmission of avian influenza a/h5n1 virus some natural influenza viruses need only three amino acid substitutions to acquire airborne science's editor-in-chief gives an inside look at the controversial flu papers and the future of dual-use research and publishing. The avian flu virus is an example of an influenza virus with pandemic potential avian influenza refers to the disease caused by infection with avian (bird) influenza (flu) type a viruses low pathogenic avian flu is common in birds and causes few problems in humans.
- Pandemic flu is a virulent human flu that causes a global outbreak if the avian virus undergoes further change and becomes transmissible between humans why is there concern about avian influenza currently, avian or bird flu is just that - a strain.
- Avian and other zoonotic influenza animal influenza viruses are distinct from human seasonal influenza viruses and do not easily transmit between humans.
- The infection of humans with an h5 avian influenza virus in hong kong in 1997 has resulted in a reconsideration of the role of the avian species in the epidemiology of human influenza.
- This article describes the structure of the influenza a virus however, swine viruses recognize both, which makes swine an effective mixing vessel for avian, equine, and human influenza a virus the influenza (flu) virus native morphology of influenza virions further reading.
Avian influenza (ai) is a virus-caused disease usually infecting birds ai viruses can infect chickens, turkeys, pheasants, quail, ducks, geese and guinea fowl as well as a wide variety of other birds, including migratory waterfowl. Antigenic shift and drift of influenza virus biology essay print reference this are at a high risk for serious problems from the flu virus the influenza or the flu is caused by rna viruses which belong the sub-types of viruses that cause avian influenza, which has infected human. Bird flu, also called avian influenza, is a viral infection that can infect not only birds, but also humans and other animals most forms of the virus are restricted to birds. Avian influenza avian influenza (flu) is a threat that has been discussed since 2003 when humans in asia began to become infected and die the virus has gone through many changes since it was first detected, which is a concern for fear that a novel virus will occur that will sustain a human to human transmission which would lead to a avian flu. Canadian health officials confirmed wednesday that a resident from alberta has died from h5n1 avian flu, the first case of the virus in north america breaking news influenza viruses are members of the orthomyxoviridae family.