Brightsurf Science News & Current Events

June 27, 2007
Nepalese researchers identify cost-effective treatment for drug-resistant typhoid
New research carried out by researchers in Nepal has shown that a new and affordable drug, gatifloxacin, may be more effective at treating typhoid fever than the drug currently recommended by the World Health Organization.

Outdoor alcohol ads boost kids' urge to drink
Researchers report adolescents attending schools in neighborhoods where alcohol ads are visible tend to want to drink more and, compared with other children, have more positive views of alcohol.

Frequent brain stimulation in old age reduces risk of Alzheimer's disease
How often old people read a newspaper, play chess, or engage in other mentally stimulating activities is related to risk of developing Alzheimer's disease, according to a study published June 27, 2007, in the online edition of Neurology, the medical journal of the American Academy of Neurology.

'Knockout' technique tested successfully on mice
Allergies, like the common cold and asthma, have basically defied the best efforts of modern medicine to cure them.

UCLA, Italian chemists move closer to solving Lou Gehrig's disease mystery
Chemists from UCLA and the University of Florence in Italy may have solved an important mystery about a protein that plays a key role in a particular form of amyotrophic lateral sclerosis (ALS), also known as Lou Gehrig's disease.

New genetic test developed at Emory advances detection and diagnosis of muscular dystrophy
A new genetic test targeting the most common types of muscular dystrophy -- those caused by mutations in the dystrophin gene -- is far quicker with greater accuracy and sensitivity than existing tests.

Needle-stick injuries are common but unreported by surgeons in training
A survey of nearly 700 surgical residents in 17 US medical centers finds that more than half failed to report needle-stick injuries involving patients whose blood could be a source of HIV, hepatitis and other infections.

Valley Foundation awards Parkinson's Institute $1M
The Parkinson's Institute announces a $1 million grant from the Valley Foundation to support the Institute's STOP PD research program, and to assist its relocation to a new facility.

'Cars' imaging reveals clues to myelin damage
Researchers have discovered that calcium ions could play a crucial role in multiple sclerosis by activating enzymes that degrade the fatty sheath that insulates nerve fibers.

Roger Traub wins prestigious Humboldt award
Roger D. Traub, M.D., professor of physiology and pharmacology at SUNY Downstate Medical Center, has been chosen to receive a Humboldt Research Award, the highest prize awarded in Germany to foreign scientists.

Support for chromosomal theory of cancer found in cancers' development of drug resistance
Most cancer researchers are convinced that cancer results from a handful of genetic mutations that kick a cell into uncontrolled growth.

Desertification: UN experts prescribe global policy overhaul to avoid looming mass migrations
Desertification, exacerbated by climate change, represents

Men and women equally transmit genetic risk of MS to their children
Men and women with multiple sclerosis (MS) equally transmit the genetic risk of the disease to their children, according to a study published June 27, 2007, in the online edition of Neurology, the medical journal of the American Academy of Neurology.

When minority patients have insurance and a medical home, their health care improves
Providing minority patients a

NASA airborne expedition chases climate, ozone questions
NASA's Tropical Composition, Cloud and Climate Coupling (TC4) field campaign will begin this summer in San Jose, Costa Rica, with an investigation into how chemical compounds in the air are transported vertically into the stratosphere and how that transport affects cloud formation and climate.

SSRI antidepressants do not pose major birth defect risk
Researchers from Boston University's Slone Epidemiology Center have found that certain selective serotonin reuptake inhibitors antidepressants do not appear to increase the risk for most kinds of birth defects.

University of Colorado readies for NASA climate change, ozone mission in tropics
A high-flying NASA mission over Costa Rica and Panama in July and August should help scientists better understand how tropical storms influence global warming and stratospheric ozone depletion, says a University of Colorado at Boulder professor who is one of two mission scientists for the massive field campaign.

UCLA study first to show autistic brains can be trained to recognize visual and vocal cues
Providing autistic children with explicit instructions to pay more attention to facial expressions and tone of voice elicited an increased response in the medial prefrontal cortex, part of the brain's network for understanding the intentions of others.

Scientists discover role of enzyme in DNA repair
Scientists from the National Institute of Arthritis and Musculoskeletal and Skin Diseases, National Cancer Institute and Integrative Bioinformatics Inc. have made an important discovery about the role of an enzyme called ataxia telangiectasia mutated protein in the body's ability to repair damaged DNA.

Female iguanas pay high costs to choose a mate
Picking a mate isn't easy -- if you are a female iguana.

Computerized doctors' orders reduce medication errors
Doctors are famous for sloppy scribbling -- and handwritten prescriptions lead to thousands of medication errors each year.

Pairing nanoparticles with proteins
In groundbreaking research, scientists have demonstrated the ability to strategically attach gold nanoparticles -- particles on the order of billionths of a meter -- to proteins so as to form sheets of protein-gold arrays.

Mothers' second-hand smoke exposure linked to psychological problems for kids
Children whose mothers were exposed to second-hand smoke while they were pregnant have more symptoms of serious psychological problems compared to the offspring of women who had no prenatal exposure to smoke, according to a new University of Washington study.

Getting to the root of plant growth
A £9.2 million research center at the University of Nottingham will break new ground in our understanding of plant growth, and could lead to the development of drought-resistant crops for developing countries.

Sukhishvili invited to serve on NIH's Biomaterials and Biointerfaces Study Section
Svetlana Sukhishvili, Associate Professor in Stevens Institute of Technology's Chemistry and Chemical Biology department, has been invited to serve on the Biomaterials and Biointerfaces Study Section of the Center for Scientific Review.

Researchers find gene that spurs development of the epididymis
Human sperm cells travel up to 6 meters in their transit from testes to penis, and most of that journey occurs in the epididymis, a tightly coiled tube that primes the cells for their ultimate task: fertilization.

Swing or take on 3-0?
What techniques can a general manager borrow from an investment portfolio manager to select a winning roster?

World Wildlife Fund warns against iron dumping experiment near the Galapagos Islands
World Wildlife Fund today announced its opposition to a plan by Planktos Inc. to dump iron dust in the open ocean west of the Galapagos Islands.

Early environmental exposure may accelerate age-related neurodegeneration
Exposure to iron during the first weeks of life in combination with exposure later in life to a common herbicide may contribute to the subsequent degeneration of brain cells associated with the onset of Parkinson's disease (PD), according to a new study in mice.

The Biomarkers Consortium Web site launched for concept submissions and possible funding
The Biomarkers Consortium has launched a Web site to encourage researchers to submit biomarker project concepts.

Wood ant queen has no egg-laying monopoly
Insect queens were thought to have an egg-laying monopoly, but nine wood ant species revealed widespread reproductive activity by worker ants.

Neutron stars join the black hole jet set
NASA's Chandra X-ray Observatory has revealed an X-ray jet blasting away from a neutron star in a binary system.

Hospitals urged to exercise greater vigilance over their water systems in summer months
Summer's here and the living isn't always so easy -- especially if you're in the hospital.

Autism theory put to the test with new technology
Dr. Tim Welsh is studying the ancient

OHSU Cancer Institute researchers get closer to predict survivability for some cancer patients
Oregon Health & Science University Cancer Institute researchers have developed a Web-based software program that can help head and neck cancer patients better predict their survivability.

A study confirms the importance of sexual fantasies in the experience of sexual desire
Researchers of the UGR have found that 32 percent of inhibited sexual desire in men is associated with negative sexual attitudes and the presence or absence of certain types of sexual fantasies, while, in women, just 18 percent of inhibited sexual desire can be explained.

Green Junta
A radical suggestion for creating a global infrastructure that is both sustainable and green might rely on nations working together to find a solution to a range of potentially devastating problems, according to Cardiff University's Peter Wells.

NOAA scientists to search tropical skies
Scientists from NOAA's Earth System Research Lab will be among 400 participants heading to Costa Rica this summer to probe one of the most complex and least observed regions of Earth's atmosphere during the rainy season.

A genetic factor predicts prognosis in brain tumor patients
PLoS ONE has just published a study which defines a gene locus on chromosome 1 that predicts prognosis of brain tumor patients and may even set the basis for the development of more efficient drugs to combat brain cancer.

Nanotech hitchhikers in blood
Researchers at the University of California, Santa Barbara have discovered that attaching polymeric nanoparticles to the surface of red blood cells dramatically increases the in vivo lifetime of the nanoparticles.

New imaging technique could promote early detection of multiple sclerosis
Researchers from Purdue University have studied and recorded how myelin degrades real-time in live mice using a new imaging technique.

Nanoparticles hitchhike on red blood cells: a potential new method for drug delivery
Polymeric nanoparticles are excellent carriers for delivering drugs. However, they are quickly removed from the blood, sometimes in minutes, rendering them ineffective in delivering drugs.

The newest AI computing tool: people
A USC Information Sciences Institute researcher is among a growing group of computer scientists learning to solve difficult IT problems of information classification, reliability and meaning by datamining public websites like Digg, del.icio.us and Flickr.

Antibodies protect mice from developing respiratory tularemia
A research team led by Dennis W. Metzger, Ph.D., at the Albany Medical College in New York has now shown that treating laboratory mice with a serum containing tularemia-specific antibodies protects the mice against F. tularensis, not only if given before exposure to lethal doses of inhalational F. tularensis but also up to 48 hours after exposure.

Damon Runyon names new class of rising stars in cancer research
The Damon Runyon Cancer Research Foundation named 18 new Damon Runyon Fellows at its May 2007 Scientific Advisory Committee review.

U of M researchers assess effectiveness of computerized physician order entry system
The incidence of medication errors can be reduced by implementing a computerized physician order entry system, according to a review of several studies conducted by researchers at the University of Minnesota.

Turn off TV to teach toddlers new words
Toddlers learn their first words better from people than from Teletubbies, according to new research at Wake Forest University.
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