Brightsurf Science News & Current Events

March 09, 2004
Scientists find more keys to the North Pacific Ocean's climate
Using satellite and other data, scientists have discovered that sea surface temperatures and sea level pressure in the North Pacific have undergone unusual changes over the last five years.

Emory researchers find race and gender gaps in treatment of heart attack
Despite increasing attention to sex and race related disparities in the management of myocardial infarction over the past decade, Emory scientists say there are gender and racial gaps in the U.S. between heart attack therapies white men receive and those offered to women and blacks.

National Nanotechnology Initiative workshop
An NNI Workshop on Nanoscience Research for Energy Needs will be held in Crystal City, VA from March 16-18, 2004.

Household activities release a cloud of dust, increasing exposure to particulate pollution
Ordinary household activities, from dusting to dancing, can increase your exposure to particulate pollution, according to a new study.

Researchers identify clues about marijuana effects
Scientists have been studying cannabinoids, substances that are chemically related to the ingredients found in marijuana, for more than two decades, hoping to learn more about how the drug produces its effects--both therapeutic and harmful.

OHSU receives grant to study evolutionary computing for biomedical image analysis
A new grant from Intel will enable OHSU scientists to test a new biomedical image analysis technique.

Study compares overnight dialysis to treatment in centers
A Wake Forest University Baptist Medical Center nephrologist will lead a national research study in patients with chronic kidney disease to test whether six-times-a-week home dialysis at night works as well or better than three-times-a-week dialysis in a dialysis center.

St. Jude Medical announces CRT patients showed improvement in the RHYTHM ICD study
St. Jude Medical, Inc. (NYSE: STJ) announced today that data from its RHYTHM (Resynchronization HemodYnamic Treatment for Heart Failure Management) ICD clinical trial showed a statistically significant improvement in peak VO2 and exercise duration for patients treated with cardiac resynchronization therapy (CRT).

Why don't heart patients take their medicine? Study finds forgetfulness at the top of the list
A new study looks at one of the biggest conundrums in medicine: Why don't patients take the medications their doctors prescribe, even when the drugs could save their lives or prevent their conditions from worsening?

Coffee drinking associated with reduced risk of diabetes
Researchers have found an association between drinking coffee and a reduced risk for type 2 diabetes in Finnish adults, according to a study in the March 10 issue of The Journal of the American Medical Association (JAMA).

DNA vaccine protects against anthrax
A new DNA vaccine against anthrax provides complete protection against aerosolized spores in rabbits, say researchers from the Ohio University and the Naval Medical Research Center.

Poor diet and physical inactivity may soon overtake tobacco as leading cause of death in U.S.
About half of all deaths in the U.S. can be attributed to largely preventable behaviors and exposures, with tobacco use and poor diet/physical inactivity accounting for the majority of preventable deaths, according to a study in the March 10 issue of The Journal of the American Medical Association (JAMA).

Crestor achieves results in tackling elevated LDL-C in patients with metabolic syndrome
New data show CRESTORâ„¢ (rosuvastatin) has a more favourable effect on atherogenic dyslipidaemia in patients with elevated LDL-C and the metabolic syndrome, than other currently available statins.

Inpatient cardiac risk management program promotes lifestyle changes
Can hospitalized cardiac patients learn how to reduce their risk of future heart events - and put this knowledge to practical use?

Rimonbant shows promise in addressing multiple risk factors
Results of a Phase III clinical trial (RIO-Lipids or Rimonabant In Obesity) comparing rimonabant, the first drug in a new class called Selective CB1 Blockers (or SCB1Bs), to placebo found that overweight or obese patients with untreated dyslipidemia (high triglycerides, low HDL-cholesterol) lost almost 20 lbs (8.6 kg) when treated for a year with rimonabant 20mg.

Understanding Ground Zero
Rapid-response researchers, driven by years of experience studying earthquake and flood disasters, rushed to collect critical data from Ground Zero within days of the September 11th attacks.

UNC to become regional center for research on health workforce
The Health Resources and Services Administration's Bureau of Health Professions has awarded the University of North Carolina at Chapel Hill a cooperative agreement to become the Southeast Regional Center for Health Workforce Studies.

Clip device accomplishes endovascular, non-surgical repair of faulty heart valve
A tiny metallic clip that can be delivered and attached to the heart's mitral valve with a catheter may eliminate the need for open-heart surgery in some patients who suffer from significant mitral regurgitation (MR).

Identities, politics and culture shift in EU's 'new' Europe
To take an interdisciplinary look at how territory, membership and identify are shifting the

McGill scientists publish detailed picture of how nutrients and other molecules get into cells
Scientists at the Montreal Neurological Institute and the Montreal Proteomics Network at McGill University have published the most complete picture to date of components of the molecular machinery that controls the entry of nutrients and other molecules into cells.

Study shows 'gaming' in heart transplant system
When an organ becomes available for transplant, patients who are sicker are given top priority.

For rural Pennsylvania, wireless is the ticket to the 21st century
In hilly Susquehanna County, Prof. Kishore says, multitier wireless technology is best-suited to provide ubiquitous low-rate coverage as well as targeted high-speed Internet access.

Many patients can reduce serious heart disease risk factors without medication
High blood pressure, high cholesterol levels (hyperlipidemia), and elevated blood sugar (hyperglycemia) are serious risk factors for cardiovascular disease -- and physicians frequently prescribe a host of medications to treat these problems and reduce these risks.

UCSF study: Pediatrician's judgment often better than clinical guidelines for treating infant fever
Pediatricians frequently use individual judgment in treating infants with fever, and according to a new study, this judgment is often as good as or better than following the current clinical guidelines on how to manage these cases.

Pioneering flu researcher wins major Imperial scientific award
One of the UK's leading experts on the influenza virus is this year's winner of the Ernst Chain Prize, an annual award by Imperial College London that celebrates scientific excellence.

Doctor's statement in Mayo Clinic Proceedings reveals dark side of low-carb diets
In its current issue, the Mayo Clinic Proceedings has published a letter explaining that the reason low-carb dieters often lose weight and sometimes show improvements in their cholesterol, blood sugars, and blood pressures is because they are, in essence, sickened by the diet.

Crucial brain development gene identified
Scientists have identified a gene in mice that is necessary for normal brain development and may contribute to the most common form of primary brain tumors in children.

Multi-center trial compares three medications in patients with heart failure
Results of an international study led by researchers at the San Francisco VA Medical Center (SFVAMC) suggest that there is no major difference between three medications often prescribed for patients with chronic heart failure to prevent death, heart attack and stroke.

New policy stops transplant heart gaming put potential still exists
Researchers have found evidence of gaming -- exaggerating the severity of a heart patient's condition -- at heart transplant centers prior to 1999 to increase the likelihood of obtaining a transplant organ, but not after that year when new policies governing the patient waiting list went into effect.

Infants with fevers receive as good care when physicians rely on judgment than clinical guidelines
Pediatricians and other pediatric clinicians who use individualized clinical judgment in treating infants with fevers can effectively diagnose serious illnesses and provide appropriate follow-up care, even when not following all the current clinical guidelines on how to manage such cases, according to a study in the March 10 issue of The Journal of the American Medical Association (JAMA).

Hubble's deepest view ever of the Universe unveils earliest galaxies
Astronomers today unveiled the deepest portrait of the visible Universe ever achieved by humankind.

SkyPlex: Flexible digital satellite telecommunications
SkyPlex is a technological and commercial breakthrough in Satellite Telecommunications.

Data shows new drug, rimonabant, helps smokers quit while limiting post cessation weight gain
Researchers at the University of Cincinnati College of Medicine presented results of one of the largest smoking cessation trials ever conducted in the United States, STRATUS-US (STudies with Rimonabant And Tobacco USe).

Rwanda's primate-rich forests now a national park
One of the world's great centers of primate diversity is now a national park, created in one of Africa's smallest and most densely populated nations.

Research links long droughts in U.S. to ocean temperature variations
Large-scale, long-lasting droughts in the U.S. - such as the present one in the West -- tend to be linked to warmer than normal sea surface temperatures in the North Atlantic Ocean.

UC San Diego places in top tier of institutions awarded 2004 Sloan Research Fellowships
Six faculty members at UC San Diego have been selected as Alfred P.

DOE lab goes digital to sign on the bottom line
Pacific Northwest National Laboratory has instituted the use of Entrust digital signature technology for concurrence on Laboratory Directed Research and Development proposals.

Implanted defibrillators not covered for half of patients who could benefit, study finds
In a vivid illustration of the tradeoffs that society faces in this age of costly new medical technology, new research examines the potential impact of Medicare's decision to cover lifesaving implanted devices only for certain heart patients, and not for others.

Findings on managing elk and deer will be shared at national symposium
Elk and mule deer are highly valued wildlife in western North America.

Study on sub-millimeter telescope on Chile mountain
Cornell University and the California Institute of Technology (Caltech) have signed an agreement committing the two institutions to collaborate on the planning for a 25-meter infrared telescope high in the Atacama Desert of northern Chile.

Mayo Clinic researchers identify testing for patients for prostate treatments
Mayo Clinic researchers report in the current Mayo Clinic Proceedings that certain physical conditions in a patient, such as a low urinary flow or urinary pain, might help physicians assess a patient's vulnerability to complications of internal radiation treatment for prostate cancer.

Progenitor cells predict heart disease severity
Duke University Medical Center researchers have uncovered a strong relationship between the severity of heart disease and the level of endothelial progenitor cells circulating in the bloodstream.

Siberian tiger rescued from poacher's snare
Scientists from the Bronx Zoo-based Wildlife Conservation Society and other groups working in the Russian Far East released a Siberian tiger last week, after rescuing it from a snare set out by poachers.

Beta blockers usage low despite insurance
A Duke University Medical Center analysis of a Council for Affordable Quality Healthcare (CAQH) study of more than 15,000 insured patients has shown that during the year after suffering a heart attack, less than half of the patients had been taking beta blockers regularly.

New research shows rural South Africa faces stroke crisis similar to affluent western countries
Debilitating strokes are an increasing threat and burden to rural South Africa and the health care services of poor developing countries require urgent adaptation to control the coming epidemic of vascular disease that is on a par with Western countries, reveals a new report from the University of Warwick.

New data on the effect of Atacand(R) on NYHA class in a broad spectrum of heart failure patients
Data presented today at the American College of Cardiology (ACC) annual meeting add weight to the evidence shown in the original publications from the CHARM* Programme of the effects of Atacand (candesartan cilexetil) in chronic heart failure (CHF) patients.
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