Brightsurf Science News & Current Events

May 13, 2002
Radiation rids arteries of re-narrowing for up to five years
People who received radiation in their arteries during angioplasty had a reduced risk of artery renarrowing for up to five years compared to those who got only angioplasty, according to a report in today's Circulation: Journal of the American Heart Association.

Scientists identify the 'Bin Laden' of cancer causing faulty proteins
Researchers in the University of Warwick's Molecular Medicine Research Centre have found the

Key powerhouse enzyme linked to cancer development
Scientists at the Johns Hopkins Kimmel Cancer Center have discovered that an enzyme found in a tumor cell's energy center has a special relationship with a gene that controls cancer cell growth and death.

The role of phytochromes in bacteria revealed
The phytochromes are photosensitive substances which play an essential role in plant development and growth.

Aspirin steps up as anti-inflammatory for arteries
Americans with heart disease may have yet another reason to use aspirin, according to a report in today's rapid access Circulation: Journal of the American Heart Association.

NIST creates 'magic' bullets (and casings) against crime
Forensic scientists know that bullets and bullet casings fired from the same gun will leave

Pregnancy, birth rates fall among young women exposed to elementary school intervention program
An elementary school intervention program that promotes social competency, academic success and bonding to school also has the long-term effect of cutting pregnancy and birth rates among young women before age 21.

Scripps Nierenberg prize awarded to legendary television newsman Walter Cronkite
The second annual award honoring the memory of William A.

Twelve new coral and fish species discovered off Madagascar
At least twelve coral and fish species new to science have been discovered off the northwestern coast of Madagascar in a just-completed marine survey led by scientists from Conservation International's Center for Applied Biodiversity Science (CABS).

Implantable device pumps up ailing heart
In one of the longest follow-up studies of an implantable left ventricular assist device, heart failure patients reported a substantially improved quality of life, according to a report in today's rapid access issue of Circulation: Journal of the American Heart Association.

Another cascade range volcano may be coming to life
South Sister volcano in Oregon's Cascade Range is beginning to show signs of awakening after several thousand years of slumber.

Statin drugs may increase risk of peripheral neuropathy
Statin drugs can increase the risk of developing peripheral neuropathy, according to a study published in the May 14 issue of Neurology, the scientific journal of the American Academy of Neurology.

Repeat stenting not always durable
In-stent restenosis - the re-narrowing of vessels that had been propped open using tiny mesh tubes called stents - cannot be fixed by repeat stenting, according to a report in today's rapid access Circulation: Journal of the American Heart Association.

New standards from NIST may provide 'all-natural' benefits
Nutriceuticals -- nutritional supplements designed for specific clinical purposes -- are very popular but their quality and effectiveness are difficult to assess.

Improving management of urinary incontinence
Michael Borrie and colleagues randomly assigned 421 patients experiencing urinary incontinence at least once a week to either a control group or to a group that participated in a lifestyle and behavioural intervention session every 4 weeks.

Re-creating the ocean, Temple prof. developing protocols for using oil dispersants
By re-creating the ocean's energy in a small flask, a Temple professor is developing new protocols for the EPA to test the effectiveness of oil dispersants.

Older adults can exercise just once a week to maintain muscle strength
Exercising just one day a week can give older adults the strength to maintain their independence and to avoid injuries, according to a study by scientists at Ball State University.

People and fire at Florida's wildland-urban interface
A study from the recently published Proceedings of the Eleventh Biennial Southern Silviculture Research Conference illustrates some of the problems related to prescribed burning in an increasingly populated fire-prone landscape.

Jury's still out on use of marijuana derivative for MS
Anecdotal claims of the benefits of marijuana for people with multiple sclerosis (MS) have been around for years, but the few studies on the topic have been small and inconclusive.

Carnegie Mellon's Carnegie symposium addresses cognition, category development
How does an infant or child learn that an object is categorized as a dog?

Infrared images of an infant solar system
Using two ESO telescopes, a team of astronomers have discovered a dusty and opaque disk surrounding a young solar-type star in the outskirts of a dark cloud in the Milky Way.

Ocean ecosystems only altered following two great mass extinctions
Marine life had to re-evolve after two major extinctions in order for shrimp and whales and other sea life as we know it to come into being.

Asian immigrants likely to see blood pressure rise
Previous studies have shown that immigrants to Western countries have higher rates of heart diseases and heart risk factors than their peers who don't emigrate.

No greater risk if physician delivers fewer babies
In their study of all single births attended primarily by family physicians at a Vancouver teaching hospital, Michael Klein and colleagues found no association between adverse outcomes for mothers or newborns and family physicians who make few deliveries.

Scientists discover protein identifies damage to DNA
Scientists at the University of North Carolina at Chapel Hill have identified a protein that becomes part of the critical process by which the genetic information called DNA repairs itself following damage by sunlight, pollution or other trauma.

Tips from the Journals of the American Society for Microbiology: May 2002
In this month's journals: 1) the antimicrobial properties of licorice, 2) milk from Vaccinated cows prevents cavities, and 3) new treatment delays the onset of scrapie.

Story tips from the Department of Energy's Oak Ridge National Laboratory, May 2002
Story tips include

Mathematical model provides new tool to assess mail-borne spread of anthrax
A mathematician at Vanderbilt and an expert in infectious diseases at the New York University School of Medicine have teamed up to produce a mathematical model of how anthrax can be spread through the mail.

Potential therapy reported for children, adults with end-stage liver disease
A Johns Hopkins Children's Center scientist reports success in animal studies in preventing a cascade of brain pathology that appears to both cause and signal the final and fatal stages of acute and chronic liver disease in children and adults.

Metal-eating algae, spartina eradication, horseshoe crabs
This research news release contains information on the following topics: altered algae eating more metal than before in Lake Erie; study of spartina eradication efforts will help native birds, seafood industry; and horseshoe crab census underway, counting valuable creature.

'Cutting'-edge technology to better shape submarine propellers
A military submarine using a propeller with a rough surface is literally

New radioimmunotherapy drug proves highly effective for killing off B cell non-Hodgkin's lymphoma
A Mayo Clinic study indicates the first of a new class of drugs involving radioimmunotherapy benefited a significant number of patients with low-grade B cell non-Hodgkin's lymphoma who have exhausted treatment options.

Opening up research ethics boards
Lorraine Ferris cautions that research ethics boards currently cannot share information even when reviewing the same research protocol because most of them are constrained from divulging confidential information about matters before them.

New NIST procedure seeks improved diagnosis of Fragile X syndrome
Fragile X syndrome is the most common cause of inherited mental retardation.
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