Brightsurf Science News & Current Events

November 02, 2009
Deep-sea ecosystems affected by climate change
The vast muddy expanses of the abyssal plains occupy about 60 percent of the Earth's surface and are important in global carbon cycling.

PATH Malaria Vaccine Initiative shares strategy for developing 'next-generation' malaria vaccines
Marking its tenth anniversary year, the PATH Malaria Vaccine Initiative today unveiled a new strategy that sets the stage for an aggressive push targeting the long-term goal of eliminating and eradicating malaria.

Genes and environment may interact to influence risk for post-traumatic stress disorder
Individuals who experience both childhood adversity and traumatic events in adulthood appear more likely to develop post-traumatic stress disorder than those exposed to only one of these types of incidents, according to a report in the November issue of Archives of General Psychiatry, one of the JAMA/Archives journals.

UD wins $4.4 million to develop next-generation magnets
The University of Delaware has won a $4.4 million grant from the US Department of Energy's Advanced Research Projects Agency to lead a multidisciplinary, multi-institutional research project to develop the next generation of high-performance permanent magnets.

Unraveling the mechanisms behind organ regeneration in zebrafish
The search for the holy grail of regenerative medicine -- the ability to

Stereotactic radiosurgery as effective in eliminating Parkinson's disease tremors as other treatments but less invasive
Stereotactic radiosurgery offers a less invasive way to eliminate tremors caused by Parkinson's disease and essential tremor than deep brain stimulation and radiofrequency treatments, and is as effective, according to a long-term study presented Nov.

Data point to some improvements in China's environment
An assessment published in the November issue of BioScience finds some positive trends among indicators of biodiversity loss in China -- notably, growth in forest coverage and improvements in marine ecosystems.

VERITAS telescopes help solve 100-year-old mystery: The origin of cosmic rays
Nearly 100 years ago, scientists detected the first signs of cosmic rays -- subatomic particles that zip through space at nearly the speed of light.

There's a speed limit to the pace of evolution, Penn biologists say
A major conclusion of the work is that for some organisms, possibly including humans, continued evolution will not translate into ever-increasing fitness.

Multicenter study led by pitt finds early results of therapy for preemies not sustained
Inhaled nitric oxide, a therapy used in the treatment of premature newborns with respiratory failure that had shown promising results in short-term studies, does not significantly improve long-term outcomes, according to a national study led by critical care researchers at the University of Pittsburgh School of Medicine and Children's Hospital of Pittsburgh of UPMC.

ACC/AHA revised guidelines for the perioperative use of beta blockers to minimize cardiac risk
Cardiac complications around the time of noncardiac surgery are relatively common and can be serious.

CSIRO enters landmark research alliance with Orica
CSIRO has signed a five-year, $25M strategic research alliance agreement with one of Australia's leading public companies -- Orica Ltd.

The terrible teens of T. rex
Researchers from Northern Illinois University and the Burpee Museum of Natural History report that adolescent tyrannosaurs got into some serious fights with their peers.

Powerful laser sheds light on fast ignition and high energy density physics
A new generation of high-energy petawatt lasers is being constructed worldwide to study high intensity laser matter interactions, including fast ignition.

Study reveals a 'missing link' in immune response to disease
How do T cells shift so swiftly from being both jury and executioner when it comes to disease?

Upping the power triggers an ordered helical plasma
If you keep twisting a straight elastic string, at some moment it starts kinking in a wild way.

Study finds link between childhood physical abuse and arthritis
Adults who had experienced physical abuse as children have 56 percent higher odds of osteoarthritis compared to those who have not been abused, according to a new study by University of Toronto researchers.

Laser-plasma accelerators ride on Einstein's shoulders
Using Einstein's theory of special relativity to speedup computer simulations, scientists have designed laser-plasma accelerators with energies of 10 billion electron volts (GeV) and beyond.

Modifying neural stem cells improves their therapeutic efficacy
Stem cells isolated from the brain of adult mice (adult neural stem cells [aNSCs]) have shown very modest therapeutic effects in a mouse model of the chronic inflammatory neurodegenerative disease multiple sclerosis.

Science begins at the world's most powerful X-ray laser
The first experiments are now underway using the world's most powerful X-ray laser, the Linac Coherent Light Source, located at the Department of Energy's SLAC National Accelerator Laboratory.

Cataract surgery helps AMD patients; steroid improves DME; online eye health forum
This month's Ophthalmology, the journal of the American Academy of Ophthalmology reports on a national study that finds cataract surgery is likely to benefit patients with age-related macular degeneration (AMD) at all stages of the disease, on a clinical trial showing that the steroid triamcinolone may be effective in advanced diabetic macular edema (DME) patients when standard treatment fails, and on the public's use of two Academy-sponsored online eye health forums.

Teeth grinding linked to sleep apnea
New research presented at CHEST 2009, the 75th annual international scientific assembly of the American College of Chest Physicians, found that nearly one in four patients with OSA suffers from nighttime teeth grinding; this seems to be especially more prevalent in men and in Caucasians compared with other ethnic groups.

Precuneus region of human and monkey brain is divided into 4 distinct regions
A study published this week in PNAS provides a comprehensive comparative functional anatomy study in human and monkey brains which reveals highly similar brain networks preserved across evolution.

Partnership for Military Medicine Symposium
The Partnership for Military Medicine Symposium features keynote addresses and panel presentations from leading military and civilian experts on collaborations in humanitarian aid and disaster response, post-traumatic stress disorder and traumatic brain injury, and global infectious diseases.

$15 million stimulus award creates national consortium for revealing scientific resources
With a $15 million American Recovery and Reinvestment Act grant from the National Center for Research Resources, a collaboration of nine research institutions from across the country, called the eagle-i Consortium, will create a searchable resource discovery network, one that will enable biomedical scientists to search resource inventories at all nine participating sites.

Researchers unlock the 'sound of learning' by linking sensory and motor systems
Learning to talk also changes the way speech sounds are heard, according to a new study published in Proceedings of the National Academy of Sciences by scientists at Haskins Laboratories, a Yale-affiliated research laboratory.

Poorly cleaned public cruise ship restrooms may predict norovirus outbreaks
A team of researchers from Boston University School, Carney Hospital, Cambridge Health Alliance and Tufts University School of Medicine, have found that widespread poor compliance with regular cleaning of public restrooms on cruise ships may predict subsequent norovirus infection outbreaks (NoVOs).

Embargoed news from Annals of Internal Medicine
Below is information about three articles being published in the Nov.

Discovery offers potential new pancreatic cancer treatment
Tiny particles that can carry drugs and target cancer cells may offer treatment hope for those suffering with pancreatic cancer.

New study finds shock-wave therapy for unhealed fractured bones
When fractured bones fail to heal, a serious complication referred to as

Researchers to perform sex change operation on papaya
The complicated sex life of the papaya is about to get even more interesting, thanks to a $3.1 million grant from the National Science Foundation.

ACS to honor deciphering of the genetic code as a National Historic Chemical Landmark
The deciphering of the genetic code will be designated a National Historic Chemical Landmark by the American Chemical Society in a ceremony on Nov.

Stereotactic radiotherapy stops lung cancer from growing in frail patients
Stereotactic body radiation therapy stopped the growth of cancer at its original site in the lung for three years among nearly 98 percent of patients with early nonsmall cell lung cancer who are unable to have the cancer surgically removed, according to an updated three-year study presented Nov.

Wolves, moose and biodiversity: An unexpected connection
Moose eat plants; wolves kill moose. What difference does this classic predator-prey interaction make to biodiversity?

Nicotine patch plus lozenge appears best for smoking cessation
In a comparison of five different smoking cessation medications, a nicotine patch plus a nicotine lozenge appears most effective at helping smokers quit, according to a report in the November issue of Archives of General Psychiatry, one of the JAMA/Archives journals.

Stereotactic radiotherapy stops lung cancer from growing in frail patients
Stereotactic body radiation therapy stopped the growth of cancer at its original site in the lung for three years among nearly 98 percent of patients with early nonsmall cell lung cancer who are unable to have the cancer surgically removed, according to an updated three-year study presented Nov.

Spinal cord regeneration enabled by stabilizing, improving delivery of scar-degrading enzyme
Researchers have improved an enzyme that degrades dense scar tissue that forms when the central nervous system is damaged -- and developed a new system to deliver it, ultimately enabling spinal cord regeneration.

Spider mite predators serve as biological control
The control of spider mites, which damage tree leaves, reduce fruit quality and cost growers millions of dollars in the use of pesticide and oil spraying, is being biologically controlled in Pennsylvania apple orchards with two tiny insects known to be natural predators, according to Penn State researchers.

Immune therapy can protect against or treat later lymphoma
Specially developed immune system cells that target the common Epstein-Barr virus can protect immune-suppressed bone marrow transplant recipients against lymph system disease and cancers that arise from the viral infection, said a group of researchers led by those from Baylor College of Medicine, the Methodist Hospital and Texas Children's Hospital.

Sneezing in times of a flu pandemic
The swine flu (H1N1) pandemic has received extensive media coverage this year.

Researchers identify the 3 killer indicators that are even worse than high cholesterol
Researchers at the University of Warwick have identified a particular combination of health problems that can double the risk of heart attack and cause a three-fold increase in the risk of mortality.

'Ultra-primitive' particles found in comet dust
Dust samples collected from the stratosphere have yielded an unexpectedly rich trove of relicts from the ancient cosmos, report scientists from the Carnegie Institution.

University of the Basque Country research study on the European mink, Mustela lutreola
The European mink, Mustela lutreola, is a species catalogued as in danger of extinction, due to the large decline in their population over the past century.

LSU ichthyologist lands major grant to study fish family history
Prosanta Chakrabarty has been curator of ichthyology, or fishes, at the LSU Museum of Natural Sciences for a little more than one year, and he's already landed two major catches: a large grant from the National Science Foundation and the discovery of two new species of fish found in Louisiana.

Disrupting male fertility
The sexual function of male rodents can be impaired by in utero and/or neonatal exposure to external molecules such as DES that disrupt normal hormone functioning, giving rise to concerns that low-level exposure to such molecules might cause similar effects in humans.

Developing countries must prepare for large-scale change
An international group of experts meet in Brazil this week to discuss global change impacts, adaptation and vulnerability with a focus on developing countries.

New translation explores life of Russian scientist and Gulag survivor
Soviet scientist Mikhail Mikhailovich Ermolaev was a geologist, physicist and oceanographer.

Adding proton therapy 'boost' to X-ray radiation therapy reduces prostate cancer recurrences
Men who receive a

Where do nanomaterials go in the body?
Tiny, engineered nanomaterials can already be found in many consumer products, and have been hailed as having widespread future uses in areas ranging from medicine to industrial processes.

Additional, specialized radiation not necessary for some women after mastectomy
After mastectomy, breast cancer patients who receive radiation treatment to the lymph nodes located behind the breast bone do not live longer than those who do not receive radiation to this hard-to-treat area, according to a randomized 10-year study presented at the plenary session, Nov.

Pitt, US Army team designs new strategy to find drugs to treat neglected infection
Using an unconventional approach that they designed, University of Pittsburgh drug discoverers and their collaborators at Walter Reed Army Institute of Research have identified compounds that hold promise for treating leishmaniasis, a parasitic infection that many consider one of the world's most overlooked diseases.

Many US children may live in families receiving food stamps
Nearly half of all American children will reside in a household receiving food stamps at some point between the ages of 1 and 20, according to a report in the November issue of Archives of Pediatrics & Adolescent Medicine, one of the JAMA/Archives journals.

JCI online early table of contents: Nov. 2, 2009
This release contains summaries, links to PDFs, and contact information for the following newsworthy papers to be published online, Nov.

Early stage, HER2-positive breast cancer patients at increased risk of recurrence
Early stage breast cancer patients with HER2 positive tumors one centimeter or smaller are at significant risk of recurrence of their disease, compared to those with early stage disease who do not express the aggressive protein, according to a study led by researchers at the University of Texas M.

Proton therapy is well tolerated in prostate cancer patients
Proton beam therapy can be safely delivered to men with prostate cancer and has minimal urinary and rectal side effects, according to a study presented Nov.

'Engineering Careers for the Next Generation,' Nov. 18
The International Council on Systems Engineering and the Institute for Electrical and Electronic Engineers North Jersey Chapter and Graduates of the Last Decade will be hosting an event at Stevens Institute of Technology,

NASA satellite confirms another tropical cyclone may impact the Philippines
When NASA's Aqua satellite flew over the Philippine Sea during the early morning hours today, Nov.

Researchers discover links between city walkability and air pollution exposure
A new study compares neighborhoods' walkability (degree of ease for walking) with local levels of air pollution and finds that some neighborhoods might be good for walking, but have poor air quality.

Taking a touching approach to transport ticketing and home care for elderly
The EUREKA ITEA software Cluster SmartTouch project demonstrated the power of

Is the disorder that causes dementia hereditary?
New research shows that a rare brain disorder that causes early dementia is highly hereditary.

Starburst galaxy sheds light on longstanding cosmic mystery
An international collaboration that includes scientists from the University of Delaware's Bartol Research Institute in the Department of Physics and Astronomy has discovered very-high-energy gamma rays in the Cigar Galaxy (M82), a bright galaxy filled with exploding stars 12 million light years from Earth.

Combining calcium scoring and SPECT imaging gives more accurate read on patients' heart risk
By relying solely on a patient's clinical risk profile or the results of one imaging test when assessing patients with chest pain, physicians may be missing important, early signs of atherosclerotic disease and opportunities to intervene, according to new findings published in the Nov.

Green is cool, but US land changes generally are not
Most land use changes occurring in the continental US result in raised regional surface temperatures, says a new study by scientists at the University of Maryland, Purdue University and the University of Colorado in Boulder.

Rice U. lab leads hunt for new zeolites
In all the world, there are about 200 types of zeolite, a compound of silicon, aluminum and oxygen that gives civilization such things as laundry detergent, kitty litter and gasoline.

Ropes of plasma: Onset and stagnation of 3-D magnetic reconnection
Magnetized plasmas occupy a large fraction of our cosmic universe; they exist on our sun, in the earth's magnetosphere, and in astrophysical plasmas.

New clues to the Falklands wolf mystery
Ever since the Falklands wolf was described by Darwin himself, the origin of this now-extinct canid found only on the Falkland Islands far off the east coast of Argentina has remained a mystery.

Stereotactic radiotherapy offers noninvasive, effective treatment for lung cancer patients
Stereotactic body radiation therapy should be considered a new standard of care for early stage lung cancer treatment in patients with co-existing medical problems, according to results from a national clinical trial led by UT Southwestern Medical Center physicians.

Solar winds triggered by magnetic fields
Solar wind generated by the sun is probably driven by a process involving powerful magnetic fields, according to a new study led by UCL (University College London) researchers based on the latest observations from the Hinode satellite.

Rice research gets a leg up on understanding plant reactions to environment
Dr. Lee Tarpley, Texas AgriLife Research, has identified biomarkers in rice -- 17 markers thus far that can follow changes in metabolism rapidly across a large number of plant samples.

Preventative brain radiation for lung cancer patients: Benefits and risks
A new study is taking a closer look at the benefits vs. risks for lung cancer patients to undergo preventative brain radiation therapy as a means to stop cancer from spreading to the brain.

Study lays foundation for more patient access to medical records
A new study by researchers at Wake Forest University School of Medicine suggests that many patients are dissatisfied with the way they receive results of radiology tests and want more access to information in their medical records, specifically, detailed, lay-language results from those tests.

New online law journal created by University of Miami law professor
University of Miami School of Law Professor A. Michael Froomkin has created an online law journal titled Jotwell to help lawyers and legal academics figure out what to read, not only in their own area of specialization, but also outside it.

High-precision measurements confirm cosmologists' standard view of the universe
A detailed picture of the seeds of structures in the universe has been unveiled by an international team co-led by Sarah Church of KIPAC, jointly located SLAC and Stanford University, and by Walter Gear, of Cardiff University.

North Atlantic fish populations shifting as ocean temperatures warm
About half of 36 fish stocks in the Northwest Atlantic Ocean, many of them commercially valuable species, have been shifting northward over the last four decades, with some stocks nearly disappearing from US waters as they move farther offshore, according to a new study by NOAA researchers.

Short-term hormone therapy and intermediate dose radiation increases survivial for early stage prostate cancer
Short-term hormone therapy given prior to and during intermediate dose radiation treatment for men with early stage prostate cancer increases their chance of living longer, compared to those who receive the same radiation alone, according to a Radiation Therapy Oncology Group study, the largest randomized trial of its kind, presented Nov.

Possible origins of pancreatic cancer revealed
MIT cancer biologists have identified a subpopulation of cells that can give rise to pancreatic cancer.

UIC researchers have immune cells running in circles
Researchers at the University of Illinois at Chicago College of Medicine have identified the important role a protein plays in the body's first line of defense in directing immune cells called neutrophils toward the site of infection or injury.

TV exposure may be associated with aggressive behavior in young children
Three-year-old children who are exposed to more TV appear to be at an increased risk for exhibiting aggressive behavior, according to a report in the November issue of Archives of Pediatrics & Adolescent Medicine, one of the JAMA/Archives journals.

Newly drilled ice cores may be the longest taken from the Andes
Researchers spent two months this summer high in the Peruvian Andes and brought back two cores, the longest ever drilled from ice fields in the tropics.

SMOS satellite successfully launched
A rocket carrying the European Space Agency's Soil Moisture and Ocean Salinity satellite blasted off successfully today.

Race is strong predictor for restless legs syndrome
New research shows that Caucasian women may suffer from restless legs syndrome, a sleep disorder characterized by the strong urge to move the legs, up to four times more than African-American women.

Study examines associations between antibiotic use during pregnancy and birth defects
Penicillin and several other antibacterial medications commonly taken by pregnant women do not appear to be associated with many birth defects, according to a report in the November issue of Archives of Pediatrics & Adolescent Medicine, one of the JAMA/Archives journals.

First national zinc campaign for childhood diarrhea increases awareness, but use lags behind
In a study assessing the impact of the first national campaign to scale up zinc treatment of diarrhea in Bangladesh, researchers found that awareness was high but usage lagged behind.

Sights and sounds of emotion trigger big brain responses
Researchers at the University of York have identified a part of the brain that responds to both facial and vocal expressions of emotion.

Researchers use trident laser to accelerate protons to record energies
An international team of physicists at Los Alamos National Laboratory has succeeded in using intense laser light to accelerate protons to energies never before achieved.

Childhood cancer survivors less likely to marry, Yale researchers find
Adult survivors of childhood cancer are 20 to 25 percent more likely to never marry compared with siblings and the general population, Yale School of Medicine researchers report in a new study published in Cancer Epidemiology, Biomarkers & Prevention, a journal of the American Association for Cancer Research.

Iron controls patterns of nitrogen fixation in the Atlantic
Scientists including researchers from the National Oceanography Center, Southampton and the University of Essex have discovered that interactions between iron supply, transported through the atmosphere from deserts, and large-scale oceanic circulation control the availability of a crucial nutrient, nitrogen, in the Atlantic.

NASA's Fermi telescope detects gamma-ray from 'star factories' in other galaxies
Nearby galaxies undergoing a furious pace of star formation also emit lots of gamma rays, say astronomers using NASA's Fermi Gamma-ray Space Telescope.

Modified Bluetooth speeds up telemedicine
A telemedicine system based on a modified version of the Bluetooth wireless protocol can transfer patient data, such as medical images from patient to the health-care provider's mobile device for patient assessment almost four times as fast as conventional Bluetooth and without the intermittent connectivity problems, according to a paper in the forthcoming issue of the International Journal of Medical Engineering and Informatics.

Gladstone and Stanford in collaboration to develop iPS cells for cardiac therapies
Scientists at the Gladstone Institute of Cardiovascular Disease and Stanford University School of Medicine will collaborate in a new consortium funded by the National Heart, Lung and Blood Institute to develop stem cell and regenerative medicine therapies.

First draft of the pig: Researchers sequence swine genome
A global collaborative has produced a first draft of the genome of a domesticated pig, an achievement that will lead to insights in agriculture, medicine, conservation and evolution.

New study warns that climate change could create agricultural winners and losers in East Africa
As African leaders prepare to present an ambitious proposal to industrialized countries for coping with climate change in the part of the world that is most vulnerable to its impacts, a new study points to where and how some of this money should be spent.

Penn Medicine leads $45 million NIH-supported trial to study testosterone therapy in older men
Penn Medicine will lead a $45 million clinical trial to test whether testosterone therapy can favorably affect certain conditions affecting older men.

New genetic cause of a fatal immune disorder
Familial hemophagocytic lymphohistiocytosis (FHL) is an inherited, fatal, immune disorder.

Developmental drug may help bone fractures heal after radiation exposure
A drug currently under development by the University of Pittsburgh School of Medicine may help bone fractures heal more quickly after radiation exposure, according to a study by Pitt researchers.

Adapting space-industry technology to treat breast cancer
Researchers at Rush University Medical Center and Argonne National Laboratory are collaborating on a study to determine if an imaging technique used by NASA to inspect the space shuttle can be used to predict tissue damage often experienced by breast cancer patients undergoing radiation therapy.

Slimming gene regulates body fat
Scientists at the University of Bonn have discovered a previously unknown fruit fly gene that controls the metabolism of fat.

Mirinae floods Philippines, makes landfall in Vietnam with strong thunderstorms
Mirinae caused 12 hours of flooding rains in the Philippines when it crossed the northern Luzon region over the weekend.

African desert rift confirmed as new ocean in the making
In 2005, a gigantic, 35-mile-long rift broke open the desert ground in Ethiopia.

Clinical tests begin on medication to correct Fragile X defect
NIH-supported scientists at Seaside Therapeutics in Cambridge, Mass., are beginning a clinical trial of a potential medication designed to correct a central neurochemical defect underlying Fragile X syndrome, the most common inherited cause of intellectual disability.

Robot fish could monitor water quality
Nature inspires technology for an engineer and an ecologist teamed up at Michigan State University.

Hypertension, inflammation common in offspring of Alzheimer's disease patients
High blood pressure, evidence of arterial disease and markers of inflammation in the blood in middle age appear more common in individuals whose parents have Alzheimer's disease than in individuals without a parental history of the condition, according to a report in the November issue of Archives of General Psychiatry, one of the JAMA/Archives journals.

Radiation after surgery reduces chance of melanoma returning
High-risk melanoma patients who are treated with radiation after surgery have a significantly lower risk of their cancer returning to the lymph nodes (19 percent), compared to those patients who do not have radiation therapy (31 percent), according to the first randomized study of its kind presented at the plenary session, Nov.

Innovative R&D prioritization tool earns Baxter the 2009 INFORMS Decision Analysis Award
The Institute for Operations Research and the Management Sciences today announced that Baxter Healthcare is the winner of the INFORMS Decision Analysis Society Practice Award.

Decrease in physical activity may not be a factor in increased obesity rates among adolescents
Decreased physical activity may have little to do with the recent spike in obesity rates among US adolescents, according to researchers at the Johns Hopkins Bloomberg School of Public Health.

Cause of common chronic diarrhea revealed in new research
A common type of chronic diarrhea may be caused by a hormone deficiency, according to new research published in the November issue of Clinical Gastroenterology and Hepatology.

New activity found for a potential anti-cancer agent
Pateamine A, a natural product first isolated from marine sponges, has attracted considerable attention as a potential anti-cancer agent, and now a new activity has been found for it, which may reveal yet another anti-cancer mechanism.

The entwined destinies of mankind and leprosy bacteria
Leprosy still affects hundreds of thousands of people today throughout the entire world.

Real benefits vs. risks of preventative brain radiation for nonsmall cell lung cancer patients
Patients with nonsmall cell lung cancer treated with preventative brain radiation (called prophylactic cranial irradiation or PCI), significantly decrease their risk of developing brain metastases (cancer spread in the brain) by more than 50 percent (from 18 percent to 8 percent), compared to those who did not receive the treatment, according to a randomized study presented at the plenary session Nov.

Breakthrough in industrial-scale nanotube processing
Rice University scientists today unveiled a method for the industrial-scale manufacturing of pure carbon-nanotube fibers, a breakthrough that could lead to revolutionary advances in materials science, power distribution and nanoelectronics.

Short-term hormone therapy added to radiation increases survival for medium-risk, but not low-risk, prostate cancer patients
Short-term hormone therapy given prior to and during radiation treatment to medium-risk prostate cancer patients increases their chance of living longer, compared to those who receive radiation alone, however there is no significant benefit for low-risk patients, according to the largest randomized study of its kind presented at the plenary session Nov.

Mount Sinai assessing health impacts of 1 of the nation's largest environmental disasters
Over nearly a century, thousands of residents and workers in Libby, Mont., have been exposed to asbestos-contaminated vermiculite ore, leading to markedly higher rates of lung disease and autoimmune disorders, and causing to Libby in 2002 to be added to the federal Environmental Protection Agency's

Study reveals second pathway to feeling your heartbeat
A new study suggests that the inner sense of our cardiovascular state, our

Human clinical study finds benefits linked to XanGo Juice
A new study published in Nutrition Journal indicates that XanGo Juice, a market-leading, premium mangosteen beverage, has lowered levels of C-reactive protein (CRP) in overweight and obese people in a randomized, double-blind, placebo-controlled human trial.

Imaging cuts in Medicare fee schedule: An access catastrophe and danger to patients
Medical imaging cuts contained in the 2010 Medicare Physician Fee Schedule will restrict life-saving imaging care to large hospitals, produce longer commutes and wait times to receive care, and cause life threatening delays in diagnosis and treatment of cancer and other serious illnesses.

Ineffective monotherapies common in high-burden malarious countries
ACTwatch, a research project led by PSI, in collaboration with the London School of Hygiene and Tropical Medicine, released evidence today that indicates that artemisinin combination therapy, the most effective medicines for treating malaria, continue to have a significantly low presence on the market among populations considered to be most at risk.

Poor leadership poses a health risk at work
Perceived poor managerial leadership increases not only the amount of sick leave taken at a workplace, but also the risk of sickness amongst employees later on in life.

Notorious 'man-eating' lions of Tsavo likely ate about 35 people -- not 135, scientists say
The legendary

New therapy gives hope for very severe depression
Thanks to a new method there is a reason for hope for patients with very severe depression.

Hematologist Arthur Nienhuis named 2009 ASH Mentor Award recipient
Arthur Nienhuis, M.D., of St. Jude Children's Research Hospital, is the recipient of the 2009 Mentor Award from the American Society of Hematology.

Obesity significantly increases side effects of stereotactic body radiation therapy in lung cancer patients
Obesity, not the amount of radiation given, is the greatest factor in whether early-stage lung cancer patients develop chest wall pain after receiving stereotactic body radiation therapy to the chest wall, with obese patients being more than twice as likely to develop chronic pain compared to those who have less body weight, according to a first-of-its-kind study presented Tuesday, Nov.

Lifestyle changes may stave off diabetes for a decade
Sustaining modest weight loss for 10 years, or taking an anti-diabetic drug over that time, can prevent or lower the incidence of type 2 diabetes in people at high risk for developing the disease, according to the Diabetes Prevention Program Outcomes Study, a long-term follow-up to a landmark 2001 diabetes prevention study.

Iowa State's van Leeuwen named R&D Magazine's 2009 Innovator of the Year
Iowa State's Hans van Leeuwen is being honored as R&D Magazine's 2009 Innovator of the Year for his work to improve biofuel production and his innovations to protect the environment and improve water quality.

Iowa State researchers contribute to discovery of gamma rays from starburst galaxy
Iowa State University researchers have contributed to the discovery of high-energy gamma rays coming from a galaxy that's quickly creating new stars.

Sleep apnea therapy improves golf game
A new study presented at CHEST 2009, the 75th annual international scientific assembly of the American College of Chest Physicians, found that golfers with obstructive sleep apnea who received nasal positive airway pressure for their disorder improved their daytime sleepiness scores and lowered their golf handicap by as much as three strokes.

Half of US children -- and most black children -- will use food stamps, Cornell study reports
Nearly half of American children -- including 90 percent of black children and 90 percent of children who spend their childhoods in single-parent households -- will eat meals paid for by food stamps at some point during childhood, reports a Cornell researcher.

New EUREKA awards fund highly innovative research, promise big payoffs
The National Institutes of Health has awarded 56 grants of up to $67.4 million to support highly innovative research projects that promise big scientific payoffs.

Flu vaccine given to women during pregnancy keeps infants out of the hospital
Infants born to women who received influenza vaccine during pregnancy were hospitalized at a lower rate than infants born to unvaccinated mothers, according to preliminary results of an ongoing study by researchers at Yale School of Medicine.

Navy researchers apply science to fire fighting
Today's Navy scientists are conducting research to insure that sailors and their ships can be protected from the deadly effects of fire.

Snows of Kilimanjaro shrinking rapidly, and likely to be lost
The remaining ice fields atop famed Mount Kilimanjaro in Tanzania could be gone within two decades and perhaps even sooner, based on the latest survey of the ice fields remaining on the mountain.

Survey: Awareness of COPD is rising, but understanding is still low
Awareness of COPD -- chronic obstructive pulmonary disease -- continues to grow in the United States, according to national survey results released today by the National Heart, Lung and Blood Institute of the National Institutes of Health.

Brain tumors in childhood leave a lasting mark on cognition, life status
Brain tumors in childhood cast a long shadow on survivors.

New insights into Australia's unique platypus
New insights into the biology of the platypus and echidna have been published, providing a collection of unique research data about the world's only monotremes.

Packages of care for dementia in low- and middle-income countries
In the fifth in PLoS Medicine's series of articles on mental, neurological and substance-use disorders in low- and middle-income countries, Martin Prince and colleagues discuss the treatment of dementia.

High-throughput genotyping, protein purification featured in Cold Spring Harbor Protocols
High-throughput genotyping and protein purification methods are featured in the November issue of Cold Spring Harbor Protocols.

The new myths of gifted education
More than 25 years after myths about gifted education were first explored, they are all still with us and new ones have been added, according to research published in the current Gifted Child Quarterly, the official journal of National Association for Gifted Children.

Drug company-sponsored events for health professionals fail to disclose financial ties
Australian reporting standards for disclosing the ties between pharmaceutical companies and health professionals are not comprehensive enough, according to an analysis in this week's PLoS Medicine.

Gamma knife treatment for glioblastomas shows promising results
Researchers from University Hospitals Case Medical Center report promising results from a cutting-edge research study that treated the aggressive brain tumors glioblastoma multiforme using a novel type of imaging called MR spectroscopy coupled with high dose radiation in the form of Gamma Knife radiosurgery.

Nation's hip fracture rate could drop 25 percent with aggressive osteoporosis prevention
Study found aggressively managing patients at risk for osteoporosis could reduce the nation's hip fracture rate by 25 percent.

Initial results show pregnant women mount strong immune response to 1 dose of 2009 H1N1 vaccine
Healthy pregnant women mount a robust immune response following just one dose of 2009 H1N1 influenza vaccine, according to initial results from an ongoing clinical trial sponsored by the National Institute of Allergy and Infectious Diseases of the National Institutes of Health.

Sandia announces completion of mixed waste landfill cover construction
The Environmental Restoration Project at Sandia National Laboratories reports the successful construction of an alternative evapotranspirative cover at the Mixed Waste Landfill in September.

Smokers with common autoimmune disorder at higher risk for skin damage
As if there weren't enough reasons to stop smoking, a team of researchers at the Research Institute of the McGill University Health Centre have just found another.

Women who exit welfare just as likely to marry as women never on welfare
A new study from a recent issue of the Journal of Marriage and Family shows that women who exit welfare (under TANF, or Temporary Assistance for Needy Families), are as likely to marry as women of similar socioeconomic backgrounds who were never on welfare.

Undetectable PSA after radiation is possible and predicts good patient outcomes
Fox Chase Cancer Center researchers report that radiation therapy alone can reduce prostate specific antigen (PSA) levels below detectable amounts in prostate cancer patients.

Study of alternate bearing presents recommendations for citrus growers
Alternate bearing (biennial or uneven bearing) is the tendency of fruit trees to produce a heavy crop one year followed by a light crop or no crop the following

Flipping a photonic shock wave
Physicists at Zhejiang University in China and the Massachusetts Institute of Technology has developed a new metamaterial structure that successfully demonstrates reverse Cerenkov radiation.

Precise picture of early universe supports 'dark matter' theory
A detailed picture of the seeds of structures in the universe has been unveiled by an international team co-led by a Cardiff University scientist.

Growing online sales could lower prices, but also trim choices
Shoppers could see lower prices but less variety to choose from as more manufacturers sell directly to consumers through the Internet, according to new research led by a University of Illinois business professor.

Climate variability impacts the deep sea
Deep-sea ecosystems occupying 60 percent of the Earth's surface could be vulnerable to the effects of global warming warn scientists writing in the Proceedings of the National Academy of Sciences.

Electron self-injection into an evolving plasma bubble
A time-varying bubble of electron density in the wake of an ultra-intense laser pulse traps the ambient plasma electrons and accelerates them to high energy producing collimated monoenergetic beams for medical, technological and physics applications.

2 grants to ASU will help change the way the US generates and consumes energy
The US Department of Energy has awarded Arizona State University two grants for alternative energy research that are part of a special DOE program to pursue high-risk, high-reward advances with the potential to change the way the nation generates and consumes energy.

Task force develops new radiation guidelines for brachytherapy
Radiation dose delivered to the prostate and nearby organs in every brachytherapy procedure should be carefully analyzed using post-implant CT or MRI and uniformly documented in every patient, according to a new guideline co-authored by Yan Yu, Ph.D., director of medical physics in the department of radiation oncology at Thomas Jefferson University.

Glaciers subject of 3 Penn State grants
Glaciers, water under the glaciers, seismic activity and robotic rovers are all part of three National Science Foundation Polar Program grants awarded to Sridhar Anandakrishnan, professor of geosciences, Penn State.

Study finds lack of VEGF can cause defects similar to dry macular degeneration
Scientists at Schepens Eye Research Institute have found that when the eye is missing a diffusible form of vascular endothelial growth factor, i.e., one that when secreted can reach other cells at a distance, the retina shows defects similar to

UM scientists create fruit fly model to help unravel genetics of human diabetes
Researchers at the University of Maryland are using the fruit fly, Drosophila melanogaster, as a model system to unravel what genes and gene pathways are involved in the metabolic changes that lead to insulin resistance and full-blown diabetes in humans.

High-performance plasmas may make reliable, efficient fusion power a reality
In the quest to produce nuclear fusion energy, researchers from the DIII-D National Fusion Facility have recently confirmed long-standing theoretical predictions that performance, efficiency and reliability are simultaneously obtained in tokamaks, the leading magnetic confinement fusion device, operating at their performance limits.

U-M research shows chronically ill may be happier if they give up hope
Holding on to hope may not make patients happier as they deal with chronic illness or diseases, U-M research shows.

ACP expresses support for key policies of Affordable Health Care for America Act
The American College of Physicians today sent a letter to House leaders voicing the College's support for key policies in the Affordable Health Care for America Act.

Mending meniscals in children, improving diagnosis and recovery
A new study shows an increase in meniscal tears in children, especially those that play sports.

Digital 'plaster' for monitoring vital signs undergoes first clinical trials
A wireless digital is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to