Brightsurf Science News & Current Events

June 06, 2002
A helping hand: Healthy arm helps retrain stroke-impaired arm
In the first study of its kind, stroke survivors rehabilitated with a technique that electrically stimulates the stroke-impaired arm and requires it to work in unison with the healthy arm regained motor skills better than those who stimulated the impaired arm alone, according to a report in the June issue of Stroke: Journal of the American Heart Association.

UF research: For stroke recovery, two therapies better than one
For millions who have lasting paralysis after a stroke, the key to regaining movement may lie in a combination of therapies, according to a new University of Florida study.

Probiotics may prevent antibiotic associated diarrhoea
Probiotics (microbes that protect their host and can prevent disease) can prevent diarrhoea associated with the use of antibiotics, finds a study in this week's BMJ.

Genetic abnormality may increase stroke risk fourfold among young
A genetic abnormality that affects how the body processes cholesterol may increase the risk of stroke in young adults fourfold, according to a report in the June issue of Stroke: Journal of the American Heart Association.

Procedure to cement spine now simpler
Johns Hopkins interventional radiologists have demonstrated that cement can be injected into the spine without prior, potentially dangerous dye studies.

Historian adds new dimension to modern era: A distinctive 'soundscape' shaped by technology
A new book by a University of Pennsylvania historian suggests that a new

American Thoracic Society news tips for June (first issue)
Newsworthy articles includes those on: experts giving their views on eliminating persistent, troublesome cough in a

Researchers identify stem cell 'glue'
Scientists at the Stowers Institute are finding more clues that point to nurture as the winner in the

100,000-year climate pattern linked to Sun's magnetic cycles
Mukul Sharma, Assistant Professor of Earth Sciences at Dartmouth, examined existing sets of geophysical data and noticed something remarkable: the sun's magnetic activity is varying in 100,000-year cycles, a much longer time span than previously thought, and this solar activity, in turn, may likely cause the 100,000-year climate cycles on earth.

Unfolding how to make a leaf
Whether plants make complex, divided leaves like those of ferns or tomatoes instead of simple, single leaves such as blades of grass is controlled by whether a set of genes, called KNOX1, is switched on in the leaves, according to researchers at the University of California, Davis.

Large volcanic eruptions affect the 'greener greenhouse'
Last year, scientists discovered that the northern hemisphere was becoming increasingly greener due to increased warming.

Greenland ice sheet flows faster during summer melting
New measurements show that the flow of ice in the Greenland ice sheet has been accelerating since 1996 during the summer melt season.

NSF and Discover Panel: Bringing math to life
In U.S. society, where affluence and quality of life largely depend on mathematically based information technologies, less than a fifth of high school seniors are considered

Media undermine efforts to tackle nicotine addiction
Inaccurate media reports surrounding the safety of new smoking cessation drugs are undermining the treatment of nicotine addiction, according to an editorial in this week's BMJ.

Astronomers use X-rays to probe gravitational field of a neutron star
With NASA's Chandra X-ray Observatory, astronomers have detected features that may be the first direct evidence of the effect of gravity on radiation from a neutron star.

Anemia complicates heart failure, should be new focus, doctor says
Anemia, a condition arising when the blood contains too few red cells and hence not enough of the oxygen-carrying pigment known as hemoglobin, appears to be an under-appreciated contributor to problems associated with congestive heart failure (CHF), a University of North Carolina at Chapel Hill cardiologist says.

Breastfeeding associated with lower risk of childhood obesity
Authors of a research letter in this week's issue of THE LANCET conclude that breastfed infants could have a 30% reduced risk of childhood obesity compared with children who were given formula milk in infancy.

Site of US Open at Bethpage is reducing pesticide use
Long Island's Bethpage State Park golf course, the site of this year's U.S.

Rates of genital herpes infections rise
Genital infections with Herpes simplex virus type 1 (HSV-1) have risen in western Scotland over the last 15 years, particularly among young women, finds a study in this week's BMJ.

Rutgers to host 14th annual Human Behavior and Evolution Society meeting
The single most important international forum for cutting-edge work on the links between evolution and human behavior will take place at Rutgers June 19-23.

News tips from the June issue of Stroke: Journal of the American Heart Association
Abnormalities in tiny branches of retinal blood vessels might serve as an early warning system for dementias associated with Alzheimer's disease, stroke, and other diseases, researchers report in the June issue of Stroke: Journal of the American Heart Association.

Writing nanopatterns with DNA inks
Using an atomic force microscope tip as a pen and different single-stranded DNA as inks, Northwestern University scientists have demonstrated a technique that could lead to the ultimate high-density gene chip because it takes chips down to the scale of the DNA molecules themselves.

Stanford explores new avenue for brain injury, paralysis research
Stanford researchers have opened a new research avenue for curing brain damage and spinal cord injuries at the cellular level.

Those involved in medical news invited to join an unprecedented gathering of experts
Three days of panel discussions, featuring many of the most recognized names in medical news, will focus on the state of the health and medical news dissemination process at the Mayo Clinic National Conference on Medicine and the Media, Sept.

Smart Start 'achieving goals,' UNC center report indicates
An annual evaluation of the state Smart Start initiative concludes that its

RING Finger proteins target cellular molecules for disposal
Scientists at the University of North Carolina at Chapel Hill have discovered another facet to the molecular engine that targets cell proteins for elimination.

Telemedicine could offer fewer follow-up tests and greater satisfaction for patients
A study in this week's issue of THE LANCET has measured the effects of telemedicine (the use of video-conferencing technology between patients, general practitioners, and specialists), and demonstrated that this new approach to specialist referral from primary care could result in a reduced need for follow-up tests and lead to greater satisfaction among patients.

Scientists become filmmakers to decipher immunity
New research, reported in three papers in the June 7 issue of the journal Science, for the first time visualizes the behavior of immune cells and their targets in intact lymph nodes.

Geophysicists find sharp sides to African superplume
Scientists at the California Institute of Technology (Caltech) have discovered that the African superplume - a massive, hot upwelling of rock beneath southern Africa - has edges that are sharp and distinct, not diffuse and blurred as previously thought.

Governments committing 'public health malpractice' over flour fortification
The failure of European governments, including the United Kingdom, to fortify flour with folic acid has allowed a continuing epidemic of preventable human illness, according to an editorial in this week's BMJ.

New Indiana University School of Medicine pediatrics program focuses on patient advocacy
A $2.5 million grant from the Anne E. Dyson Foundation funds

Serious physical illness linked to suicide in later life
Most people who commit suicide late in life suffer from depression, but the role of physical illness is less clear.

Lack of Rb2 gene could be early indicator of prostate cancer, say Temple researchers
The progressive lack of the tumor suppressor gene Rb2/p130 could be an early indicator of prostate cancer, which is the leading cause of death by cancer of American men.

First joint meeting between ESA and SER
Members of the media and freelance writers are invited to attend the first large-scale joint meeting between the Ecological Society of America and the Society for Ecological Restoration to be held in Tucson, Arizona, August 5-9, 2002.

Fibromyalgia pain isn't all in patients' heads, new brain study finds
A new study confirms scientifically what fibromyalgia patients have been telling a skeptical medical community for years: They're really in pain.

Location of gene for ear wax could increase understanding of apocrine-gland development
Japanese authors of a research letter in this week's issue of THE LANCET describe how a chance discovery of the location for the gene which codes for ear wax could be a useful step towards a better understanding of the apocrine glands.

Gene linked to infertility in mice
A cell biologist at Duke University Medical Center has published a new study in mice that offers another possible genetic explanation for infertility in men: a gene called miwi.

3-D photo technology developed at Hebrew University could revolutionize photography
The technology that Computer Science Professor Shmuel Peleg, of the Hebrew University of Jerusalem, developed to create three-dimensional photographs may result in the most significant step forward for photography since color was introduced.

Hebrew University student developing drug to treat epilepsy, migraines, chronic pain
Nina Isoherranen, a Ph.D. candidate at the Hebrew University School of Pharmacy, was awarded a Kaye Innovation Award this week for developing a new medication to treat epilepsy, migraine headaches, and chronic pain that does not cause birth defects in animal models, unlike other medicines currently used to treat epilepsy.

The mind may help restore movement to the immobile
SAN DIEGO - Moving objects just by thinking. That's something people do almost every time they move their bodies.
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