A team of scientists, including three researchers at George Mason University, found that the mineral zinc could play a role in the development of macular degeneration. In studying eye tissue samples, the researches found that deposits, that are hallmarks of age-related macular degeneration (AMD), contain large amounts of zinc.
University of Arkansas researchers have found a simple, inexpensive way to create a nanowire coating on the surface of biocompatible titanium that can be used to create more effective surfaces for hip replacement, dental reconstruction and vascular stenting.
Sheets of highly organized epithelial cells line all the cavities and freesurfaces of the body, forming barriers that control the movement of liquidsand cells in the body organs. The organized structure of normal breastepithelial cells may also serve as a barrier against cancer, according to astudy by University of Helsinki scientists.
Heavy alcohol use can lead to structural and functional changes in the brain. New findings show that even when structural damage may not be apparent, brain activation can still be reduced.Researchers refer to this alcohol-induced damage as “latent lesions.”
People who stopped taking cholesterol-lowering drugs after being hospitalized for a stroke are at greater risk of death or dependency within three months of the stroke, according to a study published in the Aug. 28, 2007, issue of Neurology, the medical journal of the American Academy of Neurology.
Dr. Gina Ogilvie and colleagues investigate the feasibility of self-collection of specimens for HPV testing among women who may not make full use of cytology screening programs and are thus at increased risk of cervical cancer.
Adult obesity rates rose in 31 states last year, according to the fourth annual F as in Fat: How Obesity Policies are Failing in America, 2007 report from the Trust for America?s Health (TFAH). Twenty-two states experienced an increase for the second year in a row; no states decreased. A new public opinion survey featured in the report finds 85 percent of Americans believe that obesity is an epidemic.
A mosquito-borne disease often known as ?break-bone fever? has found a new enemy in a unique type of mouse.
A landmark study by University of Western Sydney researchers has found people over 50 who take calcium supplements suffer fewer fractures and enjoy a better quality of life.
Women who lived in regions with high carbon monoxide or fine-particle levels — pollution caused mainly by vehicle traffic — were approximately 10 to 25 percent more likely to have a preterm baby than women who lived in less polluted areas.