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Tag: "poultry" at biology news

Avian influenza survivors' antibodies effective at neutralising H5N1 strain

... virus has caused disease and death in millions of poultry across the globe and occasionally has been transmitted to humans, often fatally. By mid-May 2007, according to the World Health Organization, there had been 306 known cases in humans, 185 of them fatal. Now, doctors based at the Hospital for Trop...

UCI scientists reconstruct migration of avian flu virus

...The analysis shows that Guangdong ?home to a large poultry industry ?is the source of many H5N1 strains that have spread to other provinces and countries. To the south in nearby Indochina, the strains appear largely limited to dispersal among local areas. Genetic sequences the scientists analyzed suggest ...

Study finds antibiotic resistance in poultry even when antibiotics were not used

...ts suggests that curbing the use of antibiotics on poultry farms will do little ?if anything ?to reduce rates...plied and Environmental Microbiology, suggest that poultry come to the farm harboring resistant bacteria, possibly acquired as they were developing in their eg...

Arsenic in chicken feed may pose health risks to humans, C&EN reports

...using the compound, including the nation’s largest poultry producer, Tyson Foods, according to the article. S... has actually measured the level of arsenic in the poultry meat that most people consume,?according to the article. The National Chicken Council, a trade a...

Veterinary scientists explore poultry virus as cancer killer

...ates in 2007. According to Subbiah, the use of poultry viruses as cancer therapy poses no threat to humans and several other oncolytic viruses are currently being explored to treat cancer. However, Subbiah’s work is the first to alter Newcastle disease virus through a reverse genetic system to target pro...

In-shell vaccine for chick disease

...rus (IBV) causes losses of £23.6M a year to the UK poultry industry but scientists are now developing a new w...ctious disease in terms of economic loss to the UK poultry industry. Infection can lead to severe respiratory disease, dramatically reduce egg production and a...

Will the plague pathogen become resistant to antibiotics?

... that helps bacteria commonly found in US meat and poultry resist several antibiotics has also been found in the plague bacillus Yersinia pestis, gene sequence researchers report. The ability to resist many of the antibiotics used against plague has been found so far in only a single case of the disease i...

Researcher examines polymers created with poultry feathers

Biodegradable polymers created from poultry feathers may add value to the poultry industry and help solve the growing environmental problem of plastic waste. According to the U.S. E...

Control measures fail to stop spread of new H5N1 virus

...e responsible for the increased occurrence of H5N1 poultry infections since October 2005, as well as recent h...at St. Jude. Based on their study of vaccinated poultry the Hong Kong/St. Jude team suggested that the vaccination itself might have facilitated emergence o...

Bird flu study highlights need to vaccinate flocks effectively

Incomplete vaccination of poultry flocks could make the spread of deadly strains of ...spread of the disease. Vaccination of commercial poultry against highly pathogenic avian flu like H5N1 is proving controversial because it is thought that it...

Avian flu transmission to humans may be higher than thought

...sociation between direct contact with dead or sick poultry and flu-like illness in humans and that the transm...ct to answer screening questions about exposure to poultry and flu-like illnesses (defined as a combination of cough and fever). The study was performed from ...

Less antibiotic use in food animals leads to less drug resistance in people, study shows

...dministration proposed banning fluoroquinolones in poultry in 2000, but one drugmaker fought the ban until it was finally enacted in September 2005. Reducing the use of antibiotics in food animals, coupled with the authors' additional recommendation of "sensible use of fluoroquinolones in clinical settings...

Minor mutations in avian flu virus increase chances of human infection

.... "With continued outbreaks of the H5N1 virus in poultry and wild birds, further human cases are likely," said Ian Wilson, a Scripps Research professor of molecular biology and head of the laboratory that conducted the recent study. "The potential for the emergence of a human-adapted H5 virus, either by re...

Faster immune system testing set to improve poultry quality

...can be performed in two days on blood samples from poultry houses, using equipment already available in poultry diagnostic laboratories. Current immune system tests are imprecise, expensive and take weeks ?provid...

Duke to test bird flu vaccine dosing

...inst the H5N1 strain of bird flu that has infected poultry in Asia, Europe and Africa and killed 101 humans. Initial trials in healthy adults showed the vaccine was safe and produced an immune response but required high doses and at least two injections to initiate a strong response, Walter said. Trial part...

Expert dispels bird flu paranoia

...virus. "We need to be very alert for bird flu in poultry because the more people who get it from birds, the...nimise risk are: Build pens to keep domesticated poultry away from wild birds. Stop domesticated poultry from accessing open ponds, lakes or creeks. Keep ...

Wild birds help to create human flu vaccine

...y those that are small and open-air where domestic poultry and waterfowl are allowed to intermingle with wild birds, and the use of effective vaccines as required, as expounded by the U.N.'s F.A.O. Officials would also need to monitor wildlife markets where wild and domesticated species are kept in close pro...

First big influenza genome study reveals flu evolution

...species, such as the H5N1 bird flu strain found in poultry and migratory birds in Asia and Russia, will jump the species barrier into humans and trigger a new pandemic. Although researchers first isolated the influenza virus in 1933, they still don't fully understand how the virus evolves. Influenza is an...

New class of antibiotics effective against drug-resistant bacteria discovered in fungi

... is used as fertilizer. Organic arsenic is fed to poultry to prevent bacterial infections and improve weight...d chips, feathers, droppings, and urine from under poultry houses -- is rich in nitrogen and phosphorous, so is a logical fertilizer. But what happens to that ...

Geoscientists follow arsenic from chicken feed to streambeds

... is used as fertilizer. Organic arsenic is fed to poultry to prevent bacterial infections and improve weight...d chips, feathers, droppings, and urine from under poultry houses -- is rich in nitrogen and phosphorous, so is a logical fertilizer. But what happens to that ...

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