Brightsurf Science News & Current Events

December 06, 2006
NIH Nanomedicine Center draws on NYU School of Medicine expertise
As part of a new National Institutes of Health nanomedicine grant, David Roth, M.D., Ph.D., chairman of the Department of Pathology and the Irene Diamond Professor of Immunology, is collaborating with colleagues at academic research institutions around the country to set up a Nanomedicine Center for Nucleoprotein Machines.

Stevens' high-speed towing tank re-commissioning and technical symposium -- December 11-13
Stevens Institute of Technology will celebrate the re-commissioning of the Davidson Laboratory high-speed towing tank with a three-day event starting on December 11, 2006.

Changes in brain density can help predict schizophrenia
Changes in brain density could be used to predict whether an individual who is at risk for schizophrenia is likely to develop the condition or not.

New Inteleos features gives users the ability to tailor information
Elsevier, a world-leading healthcare and scientific publisher, announced today new features for its drug tracking and analysis tool, Inteleos.

New study finds treatment with certain anti-hypertensive drugs may reduce Alzheimer's disease
A new cardiovascular drug screening has identified existing anti-hypertensive agents capable of preventing cognitive decline associated with Alzheimer's disease.

Rochester study rolls out RU-486 to treat uterine fibroids
Low doses of the drug mifepristone shrink uterine fibroid tumors and greatly improve the quality of life in women who suffer from pain and heavy bleeding, according to a University of Rochester study published in the December Obstetrics and Gynecology journal.

Prescribing information for kidney disease far too vague
Prescribing information for healthcare professionals treating patients with kidney disease is too vague, concludes the latest issue of Drug and Therapeutics Bulletin (DTB).

Statin users risk heart attacks by dropping treatment or taking low doses
Thousands of statin users worldwide are suffering preventable heart attacks, simply because they are not complying with their treatment or are taking too low a dose, according to new research published online Thursday, Dec.

PhD researcher develops inexpensive, sustainable production method in just 2 years
Delft University of Technology PhD candidate Maaike Kroon has developed a sustainable and inexpensive production method for the chemical industry.

Researchers learn from analyses of rare tsunami earthquake
Analyses of a classic, slow-rupturing tsunami earthquake whose massive waves devastated the coast of Java, Indonesia, this past summer are providing insight to seismologists and engineers, who want to better understand these rare events, recommend strategies to improve safety and perhaps provide long-range forecasts of potential danger zones worldwide.

'GreeneChip' -- New diagnostic tool that rapidly and accurately identifies multiple pathogens
Researchers in the Greene Infectious Disease Laboratory at Columbia University's Mailman School of Public Health and their colleagues in the WHO Global Laboratory Network have developed a new tool for pathogen surveillance and discovery -- the GreeneChip System.

Origin of inherited pain disorder pinpointed
The genetic basis for a rare inherited disorder that causes severe burning pain with no warning has been pinpointed by researchers.

Structure essential for brain remodeling identified
During learning and memory formation, the brain builds or remodels tiny structures on the surface of its nerve cells to store the new information.

First molecular simulation of a long DNA strand shows unexpected flexibility
Virginia Tech researchers used novel methodology and the university's System X supercomputer to carry out what is probably the first simulation that explores full range of motions of a DNA strand of 147 base pairs, the length that is required to form the fundamental unit of DNA packing in the living cells -- the nucleosome.

ORNL's Thundat elected fellow of AAAS
Oak Ridge National Laboratory researcher Thomas Thundat has been elected a fellow of the American Association for the Advancement of Science.

Study in the Journal of Clinical Pharmacology
Chemotherapy and radiation for the treatment of various malignancies often result in damage to mucus membranes.

Scientists learning to create nanomaterials based on micro-algae patterns
Researchers at the Georgia Institute of Technology have developed a technique to study how unicellular micro-algae, known as diatoms, create their complex cell walls.

Don't move a muscle: Evolutionary insight into myogenesis
In a paper released online ahead of its scheduled December 15 publication date, Dr.

Breakthrough in magnetic devices could make computers more powerful
Scientists have created novel

Brain wave changes in adolescence signal reorganization of the brain
Brain wave changes in adolescence are related to age, but not sexual maturation, occur earlier in girls than boys and may be associated with one of the brain's major reorganization projects: synaptic pruning, a new study finds.

'Diabetes gene' may be linked to polycystic ovary syndrome
A study of polycystic ovary syndrome (PCOS) provides further evidence that calpain-10, the

Immigrants of a feather don't necessarily flock together
The traditional idea that immigrants cluster together in neighborhoods with their countrymen after coming to the United States and move away after achieving economic success is far from universal.

All itches not created equal -- Different parts of brain activated depending on cause
Different reactions in the brain to two common allergy triggers -- allergens (pollen and dust) and histamine (allergy cells within the body caused by foods, drugs or infection) -- may shed some light on the itch-scratch cycle.

Planning for surge of disaster victims? Discharge the healthiest from every hospital, experts advise
A nationwide blue-ribbon panel of health care experts recommends that hospital plans for a surge of disaster victims should begin with a strategy to empty their beds of relatively healthier patients.

Two-slice-touch rule reliable when diagnosing meniscal tears
The two-slice-touch rule increased the accuracy of diagnosing meniscal tears, according to a study conducted by the Department of Radiology at the University of Wisconsin Medical School and Hospital, in Madison, Wis.

Rockhampton part of worldwide fight against respiratory infections
CQU Rockhampton is now the headquarters of an Australian research team seeking better ways to prevent respiratory infections which kill millions of people worldwide every year.

Blame our evolutionary risk of cancer on body mass
A key enzyme that cuts short our cellular lifespan in an effort to thwart cancer has now been linked to body mass.

Psychologist to study how we put stress into words
How does a child learn that the stress is on the second syllable of giraffe, and on the first of zebra?

Elusive rust resistance genes located
The discovery of a DNA marker for two key rust resistance genes is enabling plant breeders around the world to breed more effective rust resistant wheat varieties.

Sleep problems -- real and perceived -- get in the way of alcoholism recovery
The first few months of recovery from an alcohol problem are hard enough, and they're often made worse by serious sleep problems.

Evacuation no option for Randstad flood
A flood in the southern Randstad will claim thousands of victims.

Frazer welcomes Federal Government decision on Gardasil
The Director of The University of Queensland's Centre for Immunology and Cancer Research, Professor Ian Frazer, has welcomed a Federal Government decision to place cervical cancer vaccine Gardasil on the National Immunisation Program.

Long the fixation of physicists worldwide, a tiny particle is found
After decades of intensive effort by both experimental and theoretical physicists worldwide, a tiny particle with no charge, a very low mass and a lifetime much shorter than a nanosecond, dubbed the

Scientific meeting on pulmonary hypertension, December 7-8
NIH is convening a scientific conference to explore the latest evidence regarding pulmonary hypertension.

Functional brain imaging insights from UC San Diego grad student
David Wipf, a recent graduate of the electrical and computer engineering Ph.D. program at UC San Diego's Jacobs School of Engineering, has won a 2006 NIPS Outstanding Student Paper Award for his work on human functional brain imaging.

A great honor for Professor Metcalf
The Governor of Victoria, Professor David de Kretser AC, has presented WEHI's Professor Donald Metcalf with a Lifetime Achievement Award on behalf of the Monash University Faculty of Medicine, Nursing and Health Sciences.

Brown scientists map structure of DNA-doctoring protein complex
Mobile DNA, which inserts foreign genes into target cells, is a powerful force in the march of evolution and the spread of disease.

Women with rheumatoid arthritis have significantly less chance of remission than men
Women with rheumatoid arthritis have significantly less chance of remission than men, finds research published ahead of print in the Annals of the Rheumatic Diseases.

Do galaxies follow Darwinian evolution?
Using VIMOS on ESO's Very Large Telescope, a team of French and Italian astronomers have shown the strong influence the environment exerts on the way galaxies form and evolve.

Top awards go to Williams College physics professor William Wootters
Professor William Wootters is to be honored for his outstanding achievements in physics, not once, but twice in the academic year, by the American Physical Society and by the International Organization for Quantum Communication, Measurement and Computing.

Protein's tail may be flu virus's achilles heel
New research from Rice University and the University of Texas at Austin (UT) has revealed a potential new target that drug makers can use to attack several strains of influenza, including those that cause bird flu.

No matter their size black holes 'feed' in the same way
Research by UK astronomers, published today in Nature (7th December 2006) reveals that the processes at work in black holes of all sizes are the same and that supermassive black holes are simply scaled up versions of small Galactic black holes.

Five-year study by OHSU Cancer Institute shows Gleevec's excellent survival rate
Today, after five years, the overall survival of 553 subjects randomized to receive Gleevec as their initial therapy is nearly 90 percent, 95 percent if only deaths related to CML are considered.

5-year study shows Gleevec's potency against chronic myeloid leukemia
In a study of patients with chronic myeloid leukemia, some 95 percent have survived the cancer after five years due to treatment with Gleevec, according to results published this week in the New England Journal of Medicine.

Treatment discovered for deadly childhood disease
Researchers have discovered that a treatment involving enzyme replacement therapy dramatically reduces the risk of death in children with Pompe disease, a rare genetic disorder in which most children die before their first birthday.

STAR*D study examines effect of genetic variation in treatment resistant depression
Researchers are now better able to predict which patients will respond to treatment for depression through the presence of genetic markers, according to results from a major NIH study on treatment resistant depression released today at the annual meeting of the American College of Neuropsychopharmacology.

Smokers risk more painful and progressive osteoarthritis
Smokers risk more painful and progressive osteoarthritis than non-smokers, suggests research published ahead of print in the Annals of the Rheumatic Diseases.

Magnetic whirlpools feed Earth's magnetosphere
Giant whirlpools of electrically charged gas, some 40 000 kilometres across, have been witnessed above the Earth by a team of European and American scientists.

Fibers used in bullet-proof vests quadruple toughness of dental composites
Vistasp Karbhari, a professor of structural engineering at UC San Diego, has developed fiber-reinforced polymer composites as strong, lightweight materials for aerospace, automotive, civil and marine applications, so he thought,

Global warming will reduce ocean productivity, marine life
A 10-year, satellite-based analysis has shown for the first time that primary biological productivity in the oceans -- the growth of phytoplankton that forms the basis for the rest of the marine food chain -- is tightly linked to climate change, and would be reduced by global warming.

Cocaine high caused by interference in neuronal receiving stations
Researchers have found evidence for a fundamental molecular mechanism underlying the hyperactive high of cocaine.

Global warming is reducing ocean life, increasing atmospheric carbon dioxide, say scientists
Alarming new satellite data show that the warming of the world's oceans is reducing ocean life while contributing to increased global warming.

Tracing the formation of long-term memory
The formation of long-term memory in fruit flies can be demonstrated by the influx of calcium into cells called mushroom body neurons that occurs after special training that includes periods of rest.

Hotspots or not? Isotopes score one for traditional theory
New chemical evidence sheds light on the physical constraints of 'hotspots' -- locations where upwellings of Earth's mantle material form seamounts and island chains.

NASA research reveals climate warming reduces ocean food supply
In a NASA study, scientists have concluded that when Earth's climate warms, there is a reduction in the ocean's primary food supply.

Factors affecting kernel yield in maize
Research reported in the Plant Cell reveals important aspects of plant metabolism associated with grain filling and kernel yield in maize.

Juries reluctant to convict in rape cases in which alcohol involved
With the Christmas party season upon us changes in the law that were supposed to make it easier to convict men of rape might not result in more convictions in cases in which the woman was drunk, according to new research funded by the Economic and Social Research Council.

Abnormal Pap smears not unusual
One in four Australian women have received an abnormal result on a Pap smear test.

Study looks at effects of national trauma on Americans' health
A study by psychologists at the University at Buffalo and the University of California, Irvine, has found that people's gender and ethnicity predicted their immediate response to the 9/11 terrorist attacks and their general state of health over the next two years.
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