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News tagged with h5n1

Basic disinfectant could halt bird flu spread, study shows

Live poultry markets can act as hotbeds for H5N1 bird flu, but simple measures such as disinfecting trucks, equipment and market space could help stop the virus from spreading, researchers said Monday.

Diseases, Conditions, Syndromes created May 06, 2013 | popularity 5 / 5 (1) | comments 0

Mutant version of H5N1 flu virus found to be more preferential to human infection

(Medical Xpress)—An international team of bio-researchers has found that a mutant strain of the H5N1 influenza virus (created in a lab) has a 200-fold preference for binding with receptors in human cells, ...

Diseases, Conditions, Syndromes created Apr 25, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast report

Bird flu mutation study offers vaccine clue

(Medical Xpress)—Scientists have described small genetic changes that enable the H5N1 bird flu virus to replicate more easily in the noses of mammals.

Diseases, Conditions, Syndromes created Apr 08, 2013 | popularity not rated yet | comments 0 | with audio podcast

Two in China first known deaths from H7N9 bird flu

Two Shanghai men have died from a lesser-known type of bird flu in the first known human deaths from the strain, and Chinese authorities said Sunday that it wasn't clear how they were infected, but that there was no evidence ...

Diseases, Conditions, Syndromes created Mar 31, 2013 | popularity 2.5 / 5 (2) | comments 0

Bird flu debate: Should H5N1 experiments resume?

Virologists making mutated versions of the H5N1 bird flu halted their research in January after a U.S. government advisory panel suggested that their work, though well-intentioned, had the potential to endanger the public.

Medical research created Oct 13, 2012 | popularity 5 / 5 (3) | comments 2

H1N1 discovery paves way for universal flu vaccine: research

University of British Columbia researchers have found a potential way to develop universal flu vaccines and eliminate the need for seasonal flu vaccinations.

Immunology created May 08, 2012 | popularity not rated yet | comments 0 | with audio podcast

Dutch okays mutant bird flu study's publication

The Dutch government on Friday gave a top scientist the green light to publish a research paper in the United States on a mutant killer flu virus, following approval by a US panel of experts.

Medical research created Apr 27, 2012 | popularity 5 / 5 (1) | comments 1

U.S. gives green light to publish controversial bird flu research

(HealthDay) -- The U.S. government is giving the go-ahead for publication of two controversial studies into the H5N1 avian (bird) flu virus, a top federal health official announced Friday.

Medical research created Apr 23, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

New H5N1 viruses: How to balance risk of escape with benefits of research?

In the controversy surrounding the newly developed strains of avian H5N1 flu viruses, scientists and policy makers are struggling with one question in particular: what level of biosafety is best for studying these potentially ...

Diseases, Conditions, Syndromes created Mar 06, 2012 | popularity not rated yet | comments 0 | with audio podcast

Flu transmission work is urgent: Nature Comment

The author of an upcoming Nature paper about H5N1 argues in a Nature Comment article today that research into deadly pathogenic viruses must continue if pandemics are to be prevented. Yoshihiro Kawaoka suggests, after reviewi ...

Medical research created Jan 25, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Controversial research on bird flu

In a top-security lab in the Netherlands, scientists guard specimens of a super-killer influenza that slays half of those it infects and spreads easily from victim to victim.

Medical research created Dec 28, 2011 | popularity 4.6 / 5 (8) | comments 13

World vigilant after Dutch lab mutates killer virus

World health ministers said Friday they were being vigilant after a Dutch laboratory developed a mutant version of the deadly bird flu virus that is for the first time contagious among humans.

Diseases, Conditions, Syndromes created Dec 09, 2011 | popularity 5 / 5 (7) | comments 7

Priming with DNA vaccine makes avian flu vaccine work better

The immune response to an H5N1 avian influenza vaccine was greatly enhanced in healthy adults if they were first primed with a DNA vaccine expressing a gene for a key H5N1 protein, researchers say. Their report describes ...

Medical research created Oct 03, 2011 | popularity not rated yet | comments 0 | with audio podcast

Cambodia fights surge in bird flu deaths

As China scrambles to contain a deadly new strain of bird flu, Cambodia is battling a spike in the better known H5N1 strain that is baffling experts a decade after a major outbreak began in Asia.

Diseases, Conditions, Syndromes created Apr 09, 2013 | popularity not rated yet | comments 0

Vietnam reports first bird flu death in 14 months

A four-year-old child has become Vietnam's first victim of the H5N1 bird flu virus in more than a year, a health worker said on Tuesday, amid growing regional concerns about the virulent disease.

Diseases, Conditions, Syndromes created Apr 09, 2013 | popularity not rated yet | comments 0

Influenza A virus subtype H5N1

Influenza A virus subtype H5N1, also known as "bird flu," A(H5N1) or simply H5N1, is a subtype of the Influenza A virus which can cause illness in humans and many other animal species. A bird-adapted strain of H5N1, called HPAI A(H5N1) for "highly pathogenic avian influenza virus of type A of subtype H5N1", is the causative agent of H5N1 flu, commonly known as "avian influenza" or "bird flu". It is enzootic in many bird populations, especially in Southeast Asia. One strain of HPAI A(H5N1) is spreading globally after first appearing in Asia. It is epizootic (an epidemic in nonhumans) and panzootic (affecting animals of many species, especially over a wide area), killing tens of millions of birds and spurring the culling of hundreds of millions of others to stem its spread. Most references to "bird flu" and H5N1 in the popular media refer to this strain.

According to the FAO Avian Influenza Disease Emergency Situation Update, H5N1 pathogenicity is continuing to gradually rise in endemic areas but the avian influenza disease situation in farmed birds is being held in check by vaccination. Eleven outbreaks of H5N1 were reported worldwide in June 2008 in five countries (China, Egypt, Indonesia, Pakistan and Vietnam) compared to 65 outbreaks in June 2006 and 55 in June 2007. The "global HPAI situation can be said to have improved markedly in the first half of 2008 [but] cases of HPAI are still underestimated and underreported in many countries because of limitations in country disease surveillance systems".

For more information about Influenza A virus subtype H5N1, read the full article at Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.

Related topics: bird flu , influenza