Orthomyxoviridae

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Influenzavirus A Influenzavirus B Influenzavirus C Isavirus Thogotovirus

The Orthomyxoviridae (orthos, Greek for "straight"; myxa, Greek for "mucus") are a family of RNA viruses that includes five genera: Influenzavirus A, Influenzavirus B, Influenzavirus C, Isavirus and Thogotovirus. The first three genera contain viruses that cause influenza in vertebrates, including birds (see also avian influenza), humans, and other mammals. Isaviruses infect salmon; thogotoviruses infect vertebrates and invertebrates, such as mosquitoes and sea lice.

The three genera of Influenzavirus, which are identified by antigenic differences in their nucleoprotein and matrix protein infect vertebrates as follows:

For more information about Orthomyxoviridae, read the full article at Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.


News tagged with flu virus

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Swine flu vaccine effective despite mutations: experts

Medicine & Health / Diseases

created 8 hours ago | popularity 1 / 5 (1) | comments 1

Swine flu vaccines are still effective despite reported cases of mutations in the A(H1N1) virus, health experts in Europe and North America said Saturday.


Mutation found in swine flu virus: WHO

Medicine & Health / Diseases

created Nov 20, 2009 | popularity 3.3 / 5 (3) | comments 0

The World Health Organisation said Friday that a mutation had been found in samples of the swine flu virus taken following the first two deaths from the pandemic in Norway.


New research helps explain why bird flu has not caused a pandemic

New research helps explain why bird flu has not caused a pandemic

Medicine & Health / Diseases

created Nov 19, 2009 | popularity 5 / 5 (5) | comments 1

(PhysOrg.com) -- Bird flu viruses would have to make at least two simultaneous genetic mutations before they could be transmitted readily from human to human, according to research published today in PLoS ON ...


CDC now says 4,000 swine flu deaths in US

Medicine & Health / Diseases

created Nov 11, 2009 | popularity not rated yet | comments 0

(AP) -- Federal health officials now say that 4,000 or more Americans likely have died from swine flu - about four times the estimate they've been using.


K-State Expert Says Fear Of H1N1 Amplifies Normal Anxiety About School, Offers Tips On How To Cope

Medicine & Health / Psychology & Psychiatry

created Nov 06, 2009 | popularity not rated yet | comments 0

For university students, anxiety about grades is nothing new. But this year, students also may be anxious about the H1N1 flu virus and missing classes.


WHO: Swine flu virus is top strain worldwide

Medicine & Health / Diseases

created Nov 05, 2009 | popularity not rated yet | comments 0

(AP) -- The World Health Organization's flu chief said the swine flu virus has now become the predominant flu strain worldwide.


Scientists track swine flu virus for tiny changes that would cause big problems

Medicine & Health / Research

created Nov 04, 2009 | popularity not rated yet | comments 0

As the H1N1 flu virus spreads at breakneck speed, a team of scientists are close behind. They are watching its evolution through a cutting-edge technology in hopes of answering the question: Where did it come from -- and ...


Officials: Swine flu confirmed in Iowa cat

Medicine & Health / Diseases

created Nov 04, 2009 | popularity not rated yet | comments 1

(AP) -- The swine flu virus has been confirmed in a cat treated at the Iowa State University College of Veterinary Medicine.


Swine flu deaths jump by 700 in a week: WHO

Medicine & Health / Diseases

created Oct 30, 2009 | popularity 5 / 5 (1) | comments 0

The number of swine flu deaths jumped by 700 in a week, reaching more than 5,700 worldwide since the virus was first uncovered in April, World Health Organisation data indicated Friday.


Scientists Propose New Explanation for Flu Virus Antigenic Drift

Scientists Propose New Explanation for Flu Virus Antigenic Drift

Medicine & Health / Research

created Oct 29, 2009 | popularity 4.3 / 5 (3) | comments 0

(PhysOrg.com) -- Influenza viruses evade infection-fighting antibodies by constantly changing the shape of their major surface protein. This shape-shifting, called antigenic drift, is why influenza vaccines ...


Lessons from flu seasons past

Medicine & Health / Diseases

created Oct 29, 2009 | popularity not rated yet | comments 0

Pregnant women who catch the flu are at serious risk for flu-related complications, including death, and that risk far outweighs the risk of possible side effects from injectable vaccines containing killed virus, according ...


TGen seeks emergency FDA approval of new swine flu test

Medicine & Health / Diseases

created Oct 29, 2009 | popularity not rated yet | comments 0

The Phoenix-based non-profit Translational Genomics Research Institute (TGen) announced today that, along with a business collaborator, it will submit a request to the U.S. Food and Drug Administration for emergency use of ...


Scientists discover influenza's Achilles heel: Antioxidants

Biology / Cell & Microbiology

created Oct 29, 2009 | popularity 4.3 / 5 (7) | comments 1

As the nation copes with a shortage of vaccines for H1N1 influenza, a team of Alabama researchers have raised hopes that they have found an Achilles' heel for all strains of the flu—antioxidants. In an article appearing in ...


Moderate exercise in mice boosts immune system, diminishes flu's severity

Moderate exercise in mice boosts immune system, diminishes flu's severity

Medicine & Health / Diseases

created Oct 28, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- It appears as though exercise pain does have plenty of gain when it comes to fighting off the severe effects of the flu. A new study by five Iowa State University researchers on mice infected ...


US swine flu vaccine outlook improving, CDC says

Medicine & Health / Medications

created Oct 27, 2009 | popularity not rated yet | comments 0

(AP) -- More than 22 million doses of swine flu vaccine are available now, and most Americans should soon find it easier to get their dose, U.S. health officials said Tuesday.