Nanoparticles in food, vitamins could harm human health

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An intestinal cell monolayer after exposure to nanoparticles, shown in green.

Billions of engineered nanoparticles in foods and pharmaceuticals are ingested by humans daily, and new Cornell research warns they may be more harmful to health than previously thought.

A research collaboration led by Michael Shuler, the Samuel B. Eckert Professor of Chemical Engineering and the James and Marsha McCormick Chair of Biomedical Engineering, studied how large doses of polystyrene nanoparticles — a common, FDA-approved material found in substances from food additives to vitamins — affected how well chickens absorbed iron, an essential nutrient, into their cells…

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Counterfeit drugs becoming big business around the world

counterfeit drugs

American authorities are afraid more counterfeits will find their way into this country, putting patients’ lives at risk.

New fears are raised that the multibillion-dollar drug-counterfeiting trade is increasingly making inroads in the U.S. after the discovery that a fake version of the widely used cancer medicine Avastin is circulating in the United State.s

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1 in 10 kids in the U.S. lives with an alcoholic parent: study

alcoholic parent

Survey data from 2005 through 2010 and found that, on average, 7.5 million children lived with a parent abusing alcohol during any given year.

According a new government study released on Thursday, more than one in 10 U.S. children live with an alcoholic parent and are at increased risk of developing a host of health problems of their own.

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New nano-material combinations produce leap in infrared technology

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ASU engineers are working on technological advances that promise to help enhance infrared photodetection used in sophisticated weapons and surveillance system, industrial and home security systems, medical diagnostics and night vision equipment for law enforcement and driving safety.

Arizona State University researchers are finding ways to improve infrared photodetector technology that is critical to national defense and security systems, as well as used increasingly in medical diagnostics, commercial applications and consumer products…

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Stem cells can reverse heart attack damage

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A ground-breaking study that may change how heart attacks are treated.

When a person has a heart attack a piece of muscle in a person’s heart dies from lack of blood flow , it scars over and is lost.  But a team of researchers from the Cedars-Sinai Heart Institute in Los Angeles has proven that those muscles may not necessarily be gone forever.

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Overeating may increase risk of memory loss

overeating

The more calories older people consumed, the more likely they were to have mild cognitive impairment.

Overeating may increase your risk of memory loss.  Older people who consumed more than 2,143 calories a day had more than double the risk of a type of memory loss called mild cognitive impairment compared to those who ate fewer than 1,500 calories a day, according to a study being released Sunday by the American Academy of Neurology on its website (aan.com).

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Augmented reality will help astronauts in the future perform surgery on each other

augmented reality

A new augmented reality system could help astronauts take care of each other.

Astronauts will face all kinds of medical problems when traveling to Mars or other distant destinations , but rocket science isn’t surgery. And vice versa. A new augmented reality system could help astronauts take care of each other, overlaying computer graphics over a real patient to guide diagnoses or even surgery. It could even improve telemedicine in developing countries or remote spots.

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Scientists create human brain cells from skin

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Human brain cells created from skin.

Scientists in Britain are claiming to have made a major breakthrough after creating brain tissue from human skin.The researchers have for the first time generated crucial types of human brain cells in the laboratory by reprogramming skin cells, which they say could speed up the hunt for new treatments for conditions such as Alzheimer’s disease, epilepsy and stroke.

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