Volume 11 Issue 170
Published - 14:00 UTC 08:00 EST 2-Jul-2009 
Next Update - 14:00 UC 08:00 EST 3-Jul-2009






Editor: Susan K. Boyer, RN
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Children with autism need to be taught in smaller groups, pilot study confirms

Since the 1970s, there has been much debate surrounding the fact that individuals with autism have difficulty in understanding speech in situations where there is background speech or noise. more  

Research output in developing countries reveals 194 percent increase in five years

The partners of Research4Life announced today at the World Conference of Science Journalists 2009 that a new research impact analysis has demonstrated a dramatic rise in research output by scientists in the developing world since 2002. more

Alzheimer's research yields potential drug target

Scientists at UC Santa Barbara and several other institutions have found laboratory evidence that a cluster of peptides may be the toxic agent in Alzheimer's disease. Scientists say the discovery may lead to new drugs for the disease. more  

Unexpectedly long-range effects in advanced magnetic devices

A tiny grid pattern has led materials scientists at the National Institute of Standards and Technology (NIST) and the Institute of Solid State Physics in Russia to an unexpected finding—the surprisingly strong and long-range effects of certain electromagnetic nanostructures used in data storage. Their recently reported findings* may add new scientific challenges to the design and manufacture of future ultra-high density data storage devices. more

ADA releases updated position paper on vegetarian diets  

The American Dietetic Association has released an updated position paper on vegetarian diets that concludes such diets, if well-planned, are healthful and nutritious for adults, infants, children and adolescents and can help prevent and treat chronic diseases including heart disease, cancer, obesity and diabetes. more

The problem with self-help books: study shows the negative side to positive self-statements 

In times of doubt and uncertainty, many Americans turn to self-help books in search of encouragement, guidance and self-affirmation. The positive self-statements suggested in these books, such as "I am a lovable person" or "I will succeed," are designed to lift a person's low self-esteem and push them into positive action. According to a recent study in Psychological Science, a journal of the Association for Psychological Science, however, these statements can actually have the opposite effect. more

Blood stem cell growth factor reverses memory decline in mice

A human growth factor that stimulates blood stem cells to proliferate in the bone marrow reverses memory impairment in mice genetically altered to develop Alzheimer's disease, researchers at the University of South Florida and James A. Haley Hospital found. more

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Information appearing on the Vidyya Medical News Service is not intended as a substitute for professional medical care. Seek professional medical help and follow your health care provider's advice.

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Children with autism may become distressed in large classroom settings simply because they are unable to understand basic speech if the environment is sufficiently noisy