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First in New York: Bionic technology aims to give sight to woman blinded beginning at age 13

NEW YORK (October 21, 2009) -- A 50-year-old New York woman who was diagnosed with a progressive blinding disease at age 13 was implanted with an experimental electronic eye implant that has partially restored her vision. A team led by Dr. Lucian V.

Sleep loss linked to increase in Alzheimer's plaques

Chronic sleep deprivation in a mouse model of Alzheimer's disease makes Alzheimer's brain plaques appear earlier and more often, researchers at Washington University School of Medicine in St. Louis report online this week in Science Express.

They also found that orexin, a protein that helps regulate the sleep cycle, appears to be directly involved in the increase.

New approaches to military physical and mental health explored

KANSAS CITY, MO -- September 1, 2009 -- New peer-reviewed research on military health issues is being presented this week at the Military Health Research Forum (MHRF), a scientific meeting hosted by the Department of Defense Congressionally Directed Medical Research Programs (CDMRP).

Hidden treasure: Technique reveals buried image in famed illustrator's painting

WASHINGTON, Aug. 19, 2009 -- Scientists today reported use of a new X-ray imaging technique to reveal for the first time in a century unprecedented details of a painting hidden beneath another painting by famed American illustrator N.C. (Newell Convers) Wyeth.

Protein plays unexpected role protecting chromosome tips

HOUSTON - A protein specialist that opens the genomic door for DNA repair and gene expression also turns out to be a multi-tasking workhorse that protects the tips of chromosomes and dabbles in a protein-destruction complex, a team lead by researchers at The University of Texas M. D. Anderson Cancer Center reports in the Aug. 13 edition of Molecular Cell.

Carnitine supplements reverse glucose intolerance in animals

DURHAM, N.C. -- Supplementing obese rats with the nutrient carnitine helps the animals to clear the extra sugar in their blood, something they had trouble doing on their own, researchers at Duke University Medical Center report.

To manage a fishery, you must know how the fish die

Recreational anglers and commercial fishermen understand you need good fishery management to make sure there will be healthy populations of fish for generations to come. And making good management decisions rests in large part on understanding the mortality of fish species -- how many fish die each year as a result of natural causes and recreational and commercial fishing.

From nerve roots to plant roots -- research on hereditary spastic paraplegia yields surprises

Sprouting. Branching. Pruning. Neuroscientists have borrowed heavily from botanists to describe the way that neurons grow, but analogies between the growth of neurons and plants may be more than superficial. A new study from the National Institutes of Health and Harvard Medical School suggests that neurons and plant root cells may grow using a similar mechanism.

Blood transfusion study: Less is more

A new study suggests that blood transfusions for hospitalized cardiac patients should be a last resort because they double the risk of infection and increase by four times the risk of death.

Genetic risk, not anesthesia exposure, impacts cognitive performance

A recent study of more than 2,000 identical twins found that medical problems early in life, rather than the neurotoxic effects of anesthesia, are likely linked to an individual's risk for developing learning disabilities.

Duke scientists create airway spheres to study lung diseases

DURHAM, N.C. -- Using both animal and human cells, Duke University Medical Center scientists have demonstrated that a single lung cell can become one of two very different types of airway cells, which could lead to a better understanding of lung diseases.

Can pen and paper help make electronic medical records better?

INDIANAPOLIS -- The results of a new study of the pen and paper workarounds employed by healthcare providers who use an electronic medical record system may help make electronic medical records even more useful to health-care providers and the patients they serve.

New science of learning offers preview of tomorrow's classroom

LA JOLLA, CA -- Of all the qualities that distinguish humans from other species, how we learn is one of the most significant.

NIH funds support UAB joint replacement research

BIRMINGHAM, Ala. -- Newly announced National Institutes of Health (NIH) funding will expand the reach of ongoing University of Alabama at Birmingham (UAB) research into a unique nanostructured coating to improve the performance and longevity of total joint replacement components.



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