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Mental stress induced ischemia more common than thought

Even when heart disease patients can pass stress tests done on a treadmill or with chemical stressors after treatment, their hearts may still suffer silent ischemia during mental stress, according to a new study in the Mar. 7, 2006, issue of the Journal of the American College of Cardiology.

13 Mar 2006

Link between beverage fluoride and fluorosis of the front teeth

Fluoride is a mineral that protects against dental cavities; however, too much fluoride during tooth formation can lead to dental fluorosis, which is usually characterized by white streaks or splotches on the teeth.

13 Mar 2006

Emergency departments score poorly in child-saving drills

A mock-drill study conducted in a third of North Carolina's hospital emergency departments (EDs) revealed that nearly all failed to properly stabilize seriously injured children during trauma simulations, according to a team of researchers at the Johns Hopkins Children's Center and Duke University Medical Center.

13 Mar 2006

Scientists exploit novel route to reverse enlarged hearts in obese mice

Working on genetically engineered obese mice with seriously thickened hearts, a condition call cardiac hypertrophy, scientists at Johns Hopkins have used a nerve protection and growth factor on the heart to mimic the activity of the brain hormone leptin, dramatically reducing the size of the heart muscle.

13 Mar 2006

Researchers test system at Cleveland-area hospitals that address family decision-making

A growing population of chronically critically ill (CCI) patients use approximately half of all hospital intensive care unit (ICU) resources at a cost of an estimated $50 billion annually. In turn, health care providers pass those costs onto the consumer.

13 Mar 2006

Smoking and CYP2D6 gene avert Parkinson's

It has long been known that smoking offers some protection against developing Parkinson's disease and now a Queensland University of Technology PhD researcher has found out part of the reason why.

13 Mar 2006

Quality medical care should include a patient-centered approach

A study of Mayo Clinic patients has found seven behaviors define the 'ideal' physician and supports an Institute of Medicine recommendation that quality medical care should include a patient-centered approach.

13 Mar 2006

New tools in the fight against pneumococci

New tools in the fight against pneumococci - the bugs targeted by vaccines recently announced by the Department of Health - are described by a team led by scientists from the Wellcome Trust Sanger Institute.

13 Mar 2006

NHS surgeons left to "pick up the pieces" after poor surgery at private treatment centres

NHS surgeons are being left to "pick up the pieces" after poor surgery at private treatment centres, warns a senior doctor in the British Medical Journal.

13 Mar 2006

Researchers synthesize nisin in a test tube

Scientists have made nisin, a natural antibiotic used for more than 40 years to preserve food, in a test tube for the first time using nature's toolbox.

13 Mar 2006

Smk-1 is the first known gene that regulates longevity without disrupting life-sustaining function

Within a hormone-triggered cascade of molecular signals that plays a crucial for a wide range of physiological functions, researchers for the very first time have identified a protein that functions specifically to extend lifespan and youthfulness - without disrupting fertility

13 Mar 2006

High levels of a salivary protein IL-1-beta associated with increased bone loss

Researchers at the University at Buffalo have identified two components of saliva that may serve as the basis for novel tests to determine the risk for future loss of the bone that holds teeth in place.

13 Mar 2006

New approach to preventing recurrent febrile seizures in vulnerable children

It's one of those unavoidable facts of life - kids get sick and have fevers. Usually, those elevated internal temperatures cause only temporary discomfort, but in some small children they spark convulsions called "febrile seizures."

13 Mar 2006

RvE1 protects from inflammation and bone loss in experimental periodontitis

Gum disease is initiated by bacteria populating dental plaque and may eventually result in tissue and tooth loss.

13 Mar 2006

New AF267B drug reverses key cognitive deficits, pathology in Alzheimer's

A new drug that enhances the activity of a key brain cell receptor involved in Alzheimer's disease (AD) reverses learning and memory deficits in mice engineered to have pathological hallmarks of the disease.

13 Mar 2006

Stroke researchers have traced the major cause of the death of brain cells

In the neurological train wreck that is stroke, researchers have traced the major cause of the death of brain cells due to artery blockage or bleeding in the brain.

13 Mar 2006

Exposure to toxins from hazardous waste sites may be a significant risk factor for developing primary biliary cirrhosis

Published in the March 2006 issue of Hepatology, researchers found significant clusters of the disease near Superfund toxic waste sites (SFS) and that the majority of patients in New York City who need liver transplants because of PBC, reside near SFS.

13 Mar 2006