Brightsurf Science News & Current Events

April 14, 2003
Annals of Internal Medicine, tip sheet, April 15, 2003
Story ideas include strong quadriceps may not help knee arthritis and chemotherapy use at end of life.

Scientists break down patterns in nature
Nature has many patterns and ecologists seek to both describe and understand them.

2003 Navy Commercialization Opportunity Forum
The Department of the Navy, Office of Naval Research, Small Business Innovation Research (SBIR) Program, is sponsoring a unique event on May 5 and 6, 2003.

Evidence shows the heart has stem cells able to regenerate muscle tissue lost to disease, wear
Dr. Bernardo Nadal-Ginard's presentation shows two types of new evidence that myocardium-regenerating cells exist in the bone marrow and are able to differentiate into bona fide cardiac cells and coronary vessels.

Gladstone researchers find method to study hidden HIV reservoirs
Scientists are now one step closer to understanding how HIV hides in cells and rears its ugly head once patients stop taking combination drug therapy, which can suppress viral loads to undetectable levels.

New technology makes 20/20 vision a clear reality
After receiving wavefront-guided LASIK, a promising new technology that allows physicians to customize the LASIK procedure, an overwhelming majority of patients experienced better vision quality, with 96 percent of treated eyes attaining 20/20 vision, according to data presented today at the annual scientific sessions of the American Society of Cataract and Refractive Surgery (ASCRS).

Scientists find genetic key to TB bacteria survival in lung cells
New research led by a University of North Carolina at Chapel Hill scientist shows for the first time how Mycobacterium tuberculosis, the germ responsible for TB, uses a system for releasing proteins to help it survive the lungs' immune defenses to spread and cause disease.

New study finds yogurt may help burn body fat
While some calorie-conscious people may drop dairy products when they're dieting, a new study suggests this strategy could backfire.

Scientists find America's oldest image of a deity
Archaeologists have found a 4,000-year-old gourd fragment that bears an archaic image of the Staff God - the principal deity in South America during thousands of years, up to the Inca.

Q Fever microbe's genome is deciphered
Scientists at The Institute for Genomic Research (TIGR) and their collaborators have deciphered and analyzed the complete genome sequence of Coxiella burnetii, a potential bioterror agent that causes Q Fever.

New method for predicting prostate cancer and the risk for metastasis
A new study, to be published the week of April 14th in the online edition of PNAS, reveals that 40% of men over 50 had damage to their prostate DNA closely resembling that of primary prostate tumors.

Moms' high prenatal alcohol use triples childs' odds of having drinking-related problems at 21
A woman's heavy episodic drinking during pregancy triples the odds that her child will develop alcohol-related problems at age 21, according to a new study that has been tracking young adults since before their birth.

Science highlights of AAN Annual Meeting in Honolulu March 29 - April 5
Progress in the understanding of multiple sclerosis, the treatment of epilepsy, the progression of Alzheimer's disease, the prevention of stroke, and even the neuroscience of golf were among the highlights of more than 1,300 scientific studies presented at the 55th Annual Meeting of the American Academy of Neurology, held in Honolulu, Hawaii, March 29 - April 5, 2003.

Alcohol's double threat: A greater chance of crashing, and more severe injuries
Alcohol is known to be a causal factor in motor vehicle crashes (MVCs).

EMBO Young Investigators 2000 - 2002
The European Molecular Biology Organisation's (EMBO) communication office has now published its first catalogue introducing the current one hundred and three EMBO young investigators.

Nitric oxide-like drug could revive a failing heart
The 5 million or so heart failure patients in this country traditionally have been treated with nitroglycerin or other drugs that release nitric oxide into the bloodstream.

As Vitamin B-6 levels go down, numbers of DNA strand breaks go up
Taking baseline data on the first day of a Washington State University study, researchers found that four of six young, healthy moderate smokers -- men and women who smoked less than a pack a day -- had unacceptably low blood levels of Vitamin B-6, a vitamin believed to be protective against the DNA damage that can lead to cancers.

Researchers reveal 40 percent of audience in first odeon could not see anything
Odeon today is synonymous with slick cinema, but new research from University of Warwick shows the first Odeon, built mid-fifth century BC in Athens, assigned the audience a worse view than being stuck behind a 6ft 10inch body-builder at a modern cinema multiplex.

Pitt researchers develop non-invasive glucose sensor
Millions suffering from diabetes may be spared the ordeal of pricking their fingers to test blood sugar levels, thanks to a breakthrough by University of Pittsburgh researchers who have developed a non-invasive method to measure the glucose level in bodily fluids.

Water quality in Adirondack lakes responding to acid rain regulations
After years of bombardment with acid rain, lakes in the Adirondack region of New York are finally showing signs of recovery.

Fragmentary blackouts help some drinkers remember the good times that weren't
Alcohol blackouts, 'en bloc' or fragmentary, are a common consequence of heavy drinking.

Tufts University biologists unveil more mysteries of fireflies' flash
A new study by biologists at Tufts University has translated what male fireflies are saying to females when they flash their lights - and it looks like the males are bragging.

New radiologic techniques highlighted
New radiologic techniques, including new ways to diagnose breast cancer, detect cancer spread, and treat back pain and complications from gastric bypass surgery, will highlight the 2003 American Roentgen Ray Society annual meeting in San Diego, CA.

Alcohol makes auto crash injuries worse for drivers and passengers, study finds
Vehicle crash victims who have alcohol in their systems at the time of the crash suffer worse injuries, and are more likely to sustain a severe injury, than those who haven't been drinking.

Alzheimer's protein jams mitochondria of affected cells; resulting 'energy crisis' kills neurons
Opening a new front in the battle against Alzheimer's disease, scientists at the University of Pennsylvania have found that a protein long associated with the disease inflicts grave damage in a previously unimagined way: It seals off mitochondria in affected neurons, resulting in an

Guidelines for treatment of Community Acquired Pneumonia need to be made clearer
University of Alberta researchers have found that an antibiotic therapy prescribed to patients with suspected Community-Acquired Pneumonia (CAP) was not indicated according to Canadian guidelines in 50 percent of the cases where it was received.

The failure of high street banks to support small firms
The lending practices of Britain's commercial banks have been biased against small firms for over 50 years, according to new research by Dr Francesca Carnevali, funded by the Economic & Social Research Council.

Sudden death not surprising in many women
Most women who die from an abrupt loss of heart function (called sudden cardiac death) have no prior history of heart disease.

Executive functioning in children prenatally exposed to alcohol
Executive functioning (EF) refers to the management system of the brain's cognitive operations.

Alcohol-damaged brains 'recruit' new brain regions to perform simple tasks
Chronic alcoholism is known to damage the brain's cerebellum and frontal lobes.

Drinking concord grape juice may reduce blood pressure in hypertensive men
Men with elevated blood pressure who drank Concord grape juice for twelve weeks experienced a significant drop in both their systolic and diastolic blood pressures, according to results from a preliminary study presented at Experimental Biology 2003.

Warped idea: Ways to stop swayed wood may be around the bend
Anyone who buys a swayed plank of wood has to be, well, warped.

New 'DNA chip' rapidly detects, identifies dangerous pathogens
Detecting pathogens, whether from natural diseases or biological weapons, is about to get faster and more convenient, thanks to a new technique that can sense harmful DNA and immediately alert a doctor or scientist.

Office of Naval Research's Silver Fox deployed to aid Marine corps
Smaller than the Predator and Global Hawk, the Office of Naval Research's unmanned aerial vehicle (UAV), Silver Fox, employs high tech

National report containing Stanford research recommends path for future genome study
A report being published in the April 24 issue of the journal Nature is laying out future goals for genomics research.

Sunlight converts common anti-bacterial agent to dioxin
Sunlight can convert triclosan, a common disinfectant used in anti-bacterial soaps, into a form of dioxin, and this process may produce some of the dioxin found in the environment, according to research at the University of Minnesota.

Five studies look at risks of differing particulate matter, including exposures on 9/11
An environmental toxicology symposium looks at the health risks of differing particulate matter.

New immunosuppressant Certican™ outperforms azathioprine in lung transplant patients
In one of the largest studies of its kind, Certican ™ (everolimus) was shown to outperform azathioprine in preventing acute rejection and preserving pulmonary function in stable lung transplant patients (reducing the risk of chronic allograft dysfunction or late graft loss).

The roots of human behavior? AAAS and The Hastings Center host a public meeting
An upcoming public meeting, sponsored by the American Association for the Advancement of Science (AAAS) and The Hastings Center, will take stock of experts' latest thinking on the relationship between our genes and our behavior.

Most women say mammography only mildly painful
Women who were interviewed after mammography reported only mild pain, less intense than pain from a mild headache or shoes that are a little too tight, report researchers from Wake Forest University Baptist Medical Center in the current issue of Archives of Internal Medicine.

UMaine engineer is studying type of composite material under spotlight in Columbia accident
Researchers in a University of Maine mechanical engineering laboratory have characterized the high temperature degradation of carbon-carbon composites, the same type of material that is a current focus of attention by the board investigating the space shuttle Columbia accident.
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