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Scientists Make chicken that Don't Spread Bird Flu

European scientists have found a way to genetically modify chickens so that they don't transmit bird flu, according to research published Thursday in the journal Science.

Bird flu, also known as H5N1 avian influenza, usually afflicts poultry but can cross over to humans and cause lethal respiratory problems and other complications.

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'Rebooting' Brain Could Ease Ringing in Ears

Scientists have found a way to ease chronic ringing in the ears, known as tinnitus, by stimulating a neck nerve and playing sounds to reboot the brain, according to research published Wednesday.

There is currently no cure for tinnitus, which can range from annoying to debilitating and affects as many as 23 million adults in the United States, including one in 10 seniors and 40 percent of military veterans.

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DNA Blood Test Reduces Invasive Testing for Down's Syndrome

DNA in a pregnant woman's blood can reliably show whether her fetus has Down's syndrome, thus hugely reducing the need for invasive test procedures such as amniocentesis, research published on Tuesday said.

Down's syndrome, a major developmental disorder also called trisomy 21, occurs in around one in every 800 live births.

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Saudi Court Dismisses Lawsuit Against Tobacco Firms

A Saudi court has dismissed an $8-million lawsuit filed against tobacco companies by a cancer-sufferer who blamed smoking for his damaged health, a newspaper reported on Tuesday.

Al-Hayat said the General Court in Jeddah on Monday dismissed the legal action against tobacco distributing companies in Saudi Arabia and denied the plaintiff his claim of 30 million riyals (around $8 million) compensation.

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Bulgaria Slaughters Cattle Infected with Foot-And Mouth Disease

Bulgaria's veterinary service on Monday ordered the slaughter of all cattle in a village close to the country's southeast border with Turkey after cases of foot-and-mouth disease were confirmed there.

More than 500 animals in the mountain village of Kosti are to be destroyed after 37 tested positive for foot-and-mouth disease, the national veterinary service said in a statement.

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Mass Bird and Fish Deaths Stoke Curiosity

Five thousand dead blackbirds rained from the sky on the first day of the New Year in Arkansas. Then more dead birds fell in other states. Then huge fish kills were discovered in multiple US waterways.

And suddenly it became a worldwide phenomenon, with reports of mass die-offs of birds and fish in Sweden, Britain, Japan, Thailand, Brazil and beyond.

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Health Ministry Says Swine Flu Does Not Require Extraordinary Measures, Less Cases than Last Winter

The Health Ministry's Director-General, Walid Ammar, reassured the Lebanese on Friday that the H1N1 strain has become similar to seasonal flu saying there were currently some cases in Lebanon but not as much as last winter's levels.

In remarks to Voice of Lebanon radio station, Ammar said illness caused by the virus requires no extraordinary measures and that complications could only arise in pregnant women, children under the age of five and people with chronic diseases.

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British Watchdog says Imported Dioxin Egg 'No Health Risk'

Britain's food safety watchdog has said that egg tainted with dioxin that has been imported into the country after being contaminated in Germany is not thought to be a risk to health.

The Food Standards Agency (FSA) said they had been informed that affected eggs were sent to the Netherlands and mixed with other non-contaminated eggs to make a pasteurized liquid egg, which was then exported to Britain.

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China Orders Dairy Firms to Renew Permits

China has ordered dairy firms to apply for new production licenses this year in a move designed to improve product quality and safety in the scandal-hit industry, state media said Thursday.

The move comes in the wake of a deadly 2008 health scare sparked by the discovery that the industrial chemical melamine had been widely and illegally added to milk products to give it the appearance of a higher protein content.

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U.S. Study: Fifth of Cardiac Implants Harmful

One out of five patients who receive a well-known cardiac implant don't need it and are at greater risk of dying of heart attacks because of the device, a U.S. study said.

The survey of more than 100,000 patients who had received implantable cardioverter-defibrillators (ICDs) "found that about 20 percent did not meet evidence-based guidelines for receipt of an ICD," researchers said.

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