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Science Current Events and Science News | Brightsurf | October 30, 2007


Men, don't skip your prostate cancer treatment appointments!
Men with 'low risk' prostate cancer who miss more than two radiation treatments in an eight week treatment face an increased chance of their cancer recurring.
Chemical in red wine, fruits and vegetables stops cancer, heart disease, depending on the dose
The next cancer drug might come from the grocery store, according to research published in the November 2007 issue of the FASEB Journal.
Handbook helps parents deal with childhood infections
A new book designed for parents helps them better understand the diseases their children could face and the weapons to fight them, while offering practical advice for preventing infections in their kids without going overboard.
ResearchChannel combines cool technology with hot Seattle bands for amazing interactive demo at SC07
ResearchChannel, an educational media distribution hub based in Seattle, is using cutting-edge technology to showcase hot Seattle bands and exciting speakers through live interactive concerts at SC07, the international supercomputing conference next month in Reno, NV.
Fuel cells gearing up to power auto industry
The average price for all types of gasoline is holding steady around $2.95 per gallon nationwide, but the pain at the pump might be short-lived as research from the University of Houston may eliminate one of the biggest hurdles to the wide-scale production of fuel cell-powered vehicles.
ONR honors Shlesinger with 2006 Dr. Fred E. Saalfeld Award
On Oct. 30, 2007, Chief of Naval Research Rear Admiral William Landay III and the Office of Naval Research honored Dr.
SNM ad urges congress to fund nuclear medicine research
SNM, the world's largest society for molecular imaging and nuclear medicine professionals, took out a full-page, full-color ad in Tuesday's Roll Call urging Congress to fund basic nuclear medicine research.
Scripps scientists discover fluorescence in key marine creature
Fluorescent proteins found in nature have been employed in a variety of scientific research purposes, from markers for tracing molecules in biomedicine to probes for testing environmental quality.
Iowa State researchers develop technology for early detection of viruses
Iowa State University researchers have developed a technology that can detect a single molecule of the human papillomavirus within a cell.
UCLA, Tokyo University nanobiotechnology symposium at UCLA to highlight advances in nanomedicine
Nanobiotechnology has emerged as an important new field of research in the area of nanomedicine.
Going live with click chemistry
Click chemistry, one of the most exciting and proficient new techniques for labeling biomolecules in vitro, has now been extended to studies in the context of live cells as well.
Quality of life: most important predictor of survival for advanced NSCLC patients
Healthcare providers have observed it for years -- patients who appear to have a better quality of life while battling their cancer live longer.
Underestimation of frog numbers causes concern
Frogs are vanishing from all the world's ecosystems with unprecedented speed.
Vitamin A derivative associated with reduced growth in some lung cells
Treatment with a derivative of vitamin A called retinoic acid was associated with reduced lung cell growth in a group of former heavy smokers, according to a study published online Oct.
Einstein scientists treat cancer as an infectious disease -- with promising results
Researchers at the Albert Einstein College of Medicine of Yeshiva University have shown for the first time that cancers can be successfully treated by targeting the viruses that cause them.
Holier than thou? Employees who believe they are 'ethical' or 'moral' people might not be
A moral identity motivates behavior but accurate, ethical judgments are needed to set that behavior in the right direction, according to researchers at the University of Washington who study business ethics.
Evolution in the nanoworld
This week, scientists publish images resolving molecules which have organized themselves into patterns according to size.
ADH2 and ALDH2 are associated with esophageal cancer
Esophageal cancer is a global health problem. A study led by Dr.
Rice University nanotechnology expert to give testimony
Vicki Colvin, director of Rice University's Center for Biological and Environmental Nanotechnology, will testify before the House Science Committee at its hearing on Research on Environmental and Safety Impacts of Nanotechnology Oct.
Economic motivation may affect how often some physicians order imaging studies
A study from the Institute for Technology Assessment in the Massachusetts General Hospital Department of Radiology finds that physicians who consistently refer patients to themselves or members of their own specialty for imaging studies, rather than to radiologists, are more likely to order such studies for a variety of medical conditions.
Smart sound insulation in cars leads to lower environmental emissions
Reducing the engine noise in cars to an environmentally-acceptable standard consists in layering or stacking heavy materials, such as asphalt, on the floor of the car to absorb the sound.
MIT develops 'tractor beam' for cells, more
In a feat that seems like something out of a microscopic version of Star Trek, MIT researchers have found a way to use a
Privacy concerns about genetic information may increase insurance rates
This study explores the financial implications of banning insurance companies from accessing genetic information.
Cause of recent sustained outbreak of human leptospirosis in Thailand discovered
A single disease-causing clone of the bacterium Leptospira interrogans was behind the recent sustained outbreak of leptospirosis in Thailand, according to a new collaborative investigation by researchers in Thailand, Australia and the UK.
Threshold for bowel surgery may be too high, warn experts
The clinical threshold for undertaking elective surgery to remove part or all of the colon (colectomy) for people with inflammatory bowel disease may be too high, warn researchers in a study published online today.
Speed plays crucial role in breaking protein's H-bonds
Researchers at MIT studying the architecture of proteins have finally explained why computer models of proteins' behavior under mechanical duress differ dramatically from experimental observations.
NAS Biodiversity and Extinction Meeting Dec. 7-8
The National Academy of Sciences' Sackler Colloquium series will hold a meeting on the so-called biodiversity crisis and whether a mass extinction of plants and animals is under way.
Sound training rewires dyslexic children's brains for reading
Brain imaging adds further support to the idea that at least some children with dyslexia have trouble processing sound, rather than a visual problem.
Dinosaur deaths outsourced to India?
A series of monumental volcanic eruptions in India may have killed the dinosaurs 65 million years ago, not a meteor impact in the Gulf of Mexico.
New brain marker shows promise for predicting future Alzheimer's disease
Duke University Medical Center researchers have used imaging technology to identify a new marker that may help identify those at greatest risk for cognitive decline and the development of Alzheimer's disease.
MSF reports major increase in visceral leishmaniasis in war-torn Somalia
Marie-Eve Raguenaud and colleagues analyzed data on 1,671 patients with visceral leishmaniasis admitted to the Huddur health center in Bakool Region, Somalia, from January 2002 until December 2006.
Time spent in car drives up air pollution exposure
The daily commute may be taking more of a toll than people realize.
Rosemary chicken protects your brain from free radicals
A collaborative group from the Burnham Institute for Medical Research (Burnham Institute) in La Jolla, Calif., and in Japan, report that the herb rosemary contains an ingredient that fights off free radical damage in the brain.
Purdue creating wireless sensors to monitor bearings in jet engines
Researchers at Purdue University, working with the US Air Force, have developed tiny wireless sensors resilient enough to survive the harsh conditions inside jet engines to detect when critical bearings are close to failing and prevent breakdowns.
New brain cells listen before they talk
Newly-created neurons in adults rely on signals from distant brain regions to regulate their maturation and survival -- which has implications for using adult stem cells to replace those lost by trauma or neurodegeneration.
The flagship of German-Israeli research cooperation
The Deutsche Forschungsgemeinschaft is increasing its commitment to cooperation between German and Israeli researchers.
American College of Physicians publishes "Peripheral Arterial Disease"
The latest addition to ACP's Key Diseases Series,
World's most complex silicon phased-array chip developed at UC-San Diego
UC-San Diego electrical engineers have developed the world's most complex 'phased array' -- or radio frequency integrated circuit.
Old drugs need 'repurposing' for new uses, physician says
Overly restrictive intellectual property laws devalue the repurposing of existing medications for new uses, slowing their availability as life-saving treatments, contends Dr.
Nation's healthcare leaders to announce new NCQA criteria for PCMH Model at healthcare summit
The Patient Centered Primary Care Collaborative will announce their intent to promote new voluntary criteria for recognition of physician practices to be designated as a patient-centered medical home on Wednesday, Nov.
Stevens Health, Technology, and Society roundtable: Oct. 31
The examination of clinical, technical, managerial and financial components of healthcare delivery to the non hospital-bound asthmatic and COPD patient will be the topic of Stevens Institute of Technology's next health care roundtable, to be held Wednesday, Oct.
Treadmill training helps Down syndrome babies walk months earlier
Starting Down syndrome infants on treadmill training for just minutes a day can help them walk up to four or five months earlier than with only traditional physical therapy, a new study from the University of Michigan says.
Radiation after surgery keeps high-risk prostate cancer at bay
An analysis of data involving more than 2,000 patients from 17 US institutions demonstrates that men with high-risk prostate cancer who receive radiation therapy after a prostatectomy were less likely to have a recurrence of disease.
Is it pancreatitis in acute abdominal pain in acute viral hepatitis?
Acute viral hepatitis is prevalent worldwide. A three-year study led by Dr.
Stanford researchers sniff out gene that gives dogs black fur
A discovery about the genetics of coat color in dogs could help explain why humans come in different weights and vary in our abilities to cope with stress, a team led by researchers from the Stanford University School of Medicine reports.
Targeted cleaning of hand-touch surfaces could reduce MRSA transmission in hospitals
Targeting hand-touch surfaces in hospitals that are likely to be contaminated by meticillin-resistant Staphylococcus aureus, rather than a focus on removing visible dirt, is a feasible short-term strategy for tackling the transmission of MRSA, according to a review in the Lancet Infectious Diseases to be published online, Wednesday, Oct.
Pourquie Lab demonstrates role of growth factor in vertebrae formation
The Stowers Institute's Pourquie Lab has demonstrated the role of fibroblast growth factor in the embryonic process of somitogenesis, an event required for vertebrae formation, in a paper posted to the Web site of the journal Development.
Choices and Challenges forum to address nuclear power issue
After decades of being regarded as too expensive, too dangerous, or (in terms of generated waste) too unmanageable, nuclear energy appears to be making a resurgence as a
Could 'hairy roots' become biofactories?
Rice University bioengineers have reported an advance in tapping the immense potential of 'hairy roots' as natural factories to produce medicines, food flavorings and other commercial products.
Exclusion of common bile duct stones prior to gallstone operations
In the era of laparoscopic surgery, intra-operative X-ray investigation of bile ducts to identify coexisting common bile duct stones has been replaced by new techniques, which, unfortunately, are either too expensive and not available to all patients, or invasive and may result in severe complications.
News tips from the Journal of Neuroscience
The following articles are in the upcoming issue of the Journal of Neuroscience:
Stem cells can improve memory after brain injury
New UC-Irvine research is among the first to demonstrate that neural stem cells may help to restore memory after brain damage.
St. Louis University scientists identify chemical that triggers Parkinson's disease
Researchers at the St. Louis University School of Medicine have discovered the key brain chemical that causes Parkinson's disease -- a breakthrough finding that could pave the way for new, far more effective therapies to treat one of the most common and debilitating neurological disorders.
Other highlights in the Oct. 30 JNCI
Also in the Oct. 30 JNCI -- a cancer-killing virus that may be used to treat metastatic cancer, the risk of second cancers in cervical cancer survivors, a novel trial design that shows which cancer treatments are the most promising, and a review on brain cancer therapies that target normal brain cells too.
Children would need different medical care in wake of dirty bomb
If terrorists were to attack with a dirty bomb, medical authorities should be prepared to treat children differently than adults because their developing bodies would absorb and respond to the radiation exposure in distinct ways, according to a new study from the University of Rochester Medical Center.
Drug commonly used to treat bipolar disorder dramatically increases lifespan in worms
Nematode worms treated with lithium show a 46 percent increase in lifespan.
Study finds no connection between vitamin D and overall cancer deaths
No relationship was found between vitamin D levels and the overall risk of dying from cancer, according to a study published online Oct.
Caesarean births pose higher risks for mother and baby
Women having a non-emergency Caesarean birth have double the risk of illness or even death compared to a vaginal birth, according to a study from Latin America published today online.
Mass drug treatment for elephantiasis is affordable compared with other public health programs
Once-yearly administration of two antiparasitic drugs to control lymphatic filariasis (elephantiasis) costs just $0.06 to $2.23 per person treated, making it comparatively inexpensive, according to a major new international study of treatment costs.
Natural gas nanotech
Nanotechnology could revolutionize the natural gas industry across the whole lifecycle from extraction to pollution reduction or be an enormous missed opportunity, claim two industry experts writing in Inderscience's International Journal of Nanotechnology.
Fibromyalgia pain caused by neuron mismatch, suggests study
The unexplained pain experienced by patients with fibromyalgia is the result of a mismatch between sensory and motor systems, new research suggests.
Massive black hole smashes record
Using two NASA satellites, astronomers have discovered the heftiest known black hole to orbit a star.
Elsevier to partner with the IRTCES
Elsevier, leading publisher of scientific, technical and medical information, today announced a new partnership with the International Research and Training Center on Erosion and Sedimentation and the World Association for Sedimentation and Erosion Research with respect to the International Journal of Sediment Research starting in 2008.
1 in 7 Americans over age 70 has dementia
One in seven Americans over the age of 70 suffers from dementia, according to the first known nationally representative, population-based study to include men and women from all regions of the country.
Oh brother: Family ties determine who gets heart disease
The genetic family ties that bind brothers and sisters also link their risk for developing clogged arteries and having potentially fatal heart attacks, scientists at Johns Hopkins report.
How did chemical constituents essential to life arise on primitive Earth?
Chemists at the University of Georgia have now proposed the first detailed, feasible mechanism to explain how adenine, one of the four building blocks of DNA, might be built up from the combination of five cyanide molecules.
Elevated nitric oxide in blood is key to high altitude function for Tibetans
How can some people live at high altitudes and thrive while others struggle to obtain enough oxygen to function?
Pitt-led study maps the making of a decision in the human brain
The brain, the human supercomputer, might work more like an assembly line when recognizing objects, with a hierarchy of brain regions separately absorbing and processing information before a person realizes what they are seeing, according to new research conducted at the University of Pittsburgh and published in the Oct.
Government restrictions on weight loss surgeries limit access for poor, underinsured patients
Thresholds limiting bariatric surgeries to high-volume centers disproportionately restrict access for poor and underinsured patients, populations which are among the most in need of them, an analysis led by UT Southwestern Medical Center researchers shows.
Study links hypertension in obese children to television viewing
Researchers from the University of California, San Diego, the Rady Children's Hospital-San Diego, the University of California, San Francisco, and the University of South Alabama determined that television viewing is not only linked to childhood obesity, but also to hypertension in children, according to a study published in the December 2007 issue of the American Journal of Preventive Medicine.
Hubble sees the graceful dance of 2 interacting galaxies
Two galaxies perform an intricate dance in this new Hubble Space Telescope image.
Normal tissue not spared in new forms of breast cancer radiotherapy
A five-day course of radiotherapy to treat breast cancer may, in some cases, expose as much lung and heart tissue to potentially toxic radiation as does the standard six weeks of treatment, say researchers at Mayo Clinic Jacksonville.
Bar flies: fruit flies help unravel the genetics of alcohol sensitivity
Research published in the online open-access journal Genome Biology this week has identified a number of genes that are associated with sensitivity to alcohol in fruit flies.
Boston University School of Medicine physician receives award from AATOD
Needham resident Daniel Alford, MD, an associate professor of medicine at Boston University School of Medicine attending physician in the General Internal Medicine Department at Boston Medical Center and associate medical director of the Substance Abuse Prevention and Treatment Division with the Boston Public Health Commission, was one of 12 clinicians in the nation to receive the Nyswander-Dole Award.
Ancient amphibians left full-body imprints
Unprecedented fossilized body imprints of amphibians have been discovered in 330 million-year-old rocks from Pennsylvania.
Fossil record reveals elusive jellyfish more than 500 million years old
Using recently discovered 'fossil snapshots' found in rocks more than 500 million years old, three University of Kansas researchers have described the oldest definitive jellyfish ever found.
Parasitic worm Strongyloides stercoralis is endemic in southern Yunnan province, China
In their study of a random sample of villagers in the southern part of Yunnan province, China, Peter Steinmann and colleagues in China and Switzerland found that 11.7 percent of the sampled population was infected with S. stercoralis.
Key findings for all veterans seen in depression and suicide study
The largest and most up-to-date study of suicides among depressed veterans provides important new data -- and some surprises -- that may guide screening and treatment for all vets.
Mexican researchers report intriguing approach to developing treatments for Chagas disease
Mexican researchers highlight a novel approach to discovering drugs for Chagas disease in a laboratory study reported in PLoS Neglected Tropical Diseases.
Scripps research team blocks bacterial communication system to prevent deadly staph infections
In hopes of combating the growing scourge of antibiotic-resistant bacteria, in particular drug-resistant staph bacteria, a team of scientists from The Scripps Research Institute has designed a new type of vaccine that could one day be used in humans to block the onset of infection.
Increasing genetic diversity of HIV in the US
Next week, Nov. 7-10, Los Angeles hosts the Association for Molecular Pathology annual meeting.
The importance of mangrove conservation in tsunami prone regions
Agricultural expansion rather than shrimp farming is the major factor responsible for the destruction of tropical mangrove forests in the tsunami-impacted regions of Indonesia, Malaysia, Thailand, Myanmar, Bangladesh, India and Sri Lanka.
UV light improving chances of fighting cancer
Scientists at Newcastle University have developed a cancer fighting technology which uses UV light to activate antibodies which very specifically attack tumours.
American Academy of Implant Dentistry
Dental implants are the hottest procedure in dentistry, and the best option for replacing damaged or missing teeth for patients from adolescents to seniors.
Abel to receive posthumous Ocean and Coastal Leadership award
Monmouth University's Urban Coast Institute will host its third annual Ocean Future Symposium, on Wednesday, Oct.
Antibiotics reverse local immunosuppression in Buruli ulcer
Gerd Pluschke (Swiss Tropical Institute, Basel, Switzerland) and colleagues in Cameroon, Ghana and Switzerland show that eight weeks of antibiotic treatment in patients with Buruli ulcer reverses local immunosuppression, and leads to an active inflammatory response in different compartments of the skin.

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