Brightsurf Science News & Current Events

August 06, 2013
Emotional behavior of adults could be triggered in the womb
Adults could be at greater risk of becoming anxious and vulnerable to poor mental health if they were deprived of certain hormones while developing in the womb according to new research by scientists at Cardiff and Cambridge universities.

Sericin can alleviate diabetic hippocampal injury
Preliminary studies by Dr. Zhihong Chen and colleagues from Chengde Medical College have shown that sericin might improve aberrant Akt signaling, decrease heme oxygenase-1 expression in the hippocampus and cerebral cortex, and reduce the apoptosis of hippocampal neurons in diabetic rats, thus protecting the nervous system.

D-dimer plasma level: A reliable marker for venous thromboembolism after craniotomy
The D-dimer test is often used to rule out the presence of venous thromboembolism; however, the test has been considered unreliable in postoperative patients because D-dimer levels may rise after surgery.

Altering organic molecules' interaction with light
Enhancing and manipulating the light emission of organic molecules is at heart of many important technological and scientific advances, including in the fields of organic light emitting devices, bio-imaging, bio-molecular detection.

High temperature capacitor could pave the way for electric vehicle
Scientists at the National Physical Laboratory are helping to create electronics capabilities for electric vehicles, with the development of a high temperature capacitor.

The dark side of entrepreneurship
Is it true, that entrepreneurs are a particularly self-serving species with their own moral ideas and ethical principles?

Women in large urban areas at higher risk of postpartum depression
Women living in large urban centres in Canada with more than 500,000 inhabitants were at higher risk of postpartum depression than women in other areas, according to a study in CMAJ.

Conference: Wildland Fire in the Appalachians
The objective of the Consortium of Appalachian Fire Managers and Scientists and the Association for Fire Ecology as sponsors of the conference is for fire managers and researchers to learn from each other so they can better understand problems specific to the highly diverse Appalachian Mountains and work together to solve those problems.

Size matters in nanocrystals' ability to adsorb/release gases
More efficient catalytic converters on autos, improved batteries and more sensitive gas sensors are some of the potential benefits of a new system that can directly measure the manner in which nanocrystals adsorb and release hydrogen and other gases.

Weight loss surgery alters fatty liver disease genes
Research has shown that weight loss surgery can benefit obese individuals in ways that go beyond shedding pounds.

Does physician verbal abuse create a bad working environment -- or the reverse?
A new study by the RN Work Project finds that high levels of physician verbal abuse are closely associated with more negative work environments.

Researchers uncover brain molecule regulating human emotion, mood
A RIKEN research team has discovered an enzyme called Rines that regulates MAO-A, a major brain protein controlling emotion and mood.

Sleep deprivation linked to junk food cravings
A sleepless night makes us more likely to reach for doughnuts or pizza than for whole grains and leafy green vegetables, suggests a new study from UC Berkeley that examines the brain regions that control food choices.

First probable person to person transmission of new bird flu virus in China
The first report of probable person to person transmission of the new avian influenza A (H7N9) virus in Eastern China is published on bmj.com today.

Liver transplant patients have high rates of metabolic syndrome
Nearly 59 percent of liver transplant patients experience metabolic syndrome, which increases the risk of heart disease, stroke and diabetes.

Psychiatry study reveals need to identify, triage, and treat mental health disorders after disasters
Mental health services should be integrated into disaster response as part of emergency services planning, according to a new study by UT Southwestern Medical Center psychiatrists who completed an exhaustive review of articles on the aftereffects of disasters on mental health.

Forget the past at your (our) peril
For centuries the world lived in fear of epidemics like smallpox, polio, measles and mumps.

'Nursery nests' are better for survival of young black-and-white ruffed lemurs
Young Malagasy black-and-white ruffed lemurs are more likely to survive when they are raised in

UCLA prostate cancer research program receives $11.6 million federal grant
UCLA's Jonsson Comprehensive Cancer Center and the David Geffen School of Medicine department of urology have received renewal notification from the National Cancer Institute as a Specialized Program of Research Excellence site in prostate cancer, marking the beginning of a third cycle of funding aimed at improving prevention, detection and treatment of a disease that will kill 30,000 American men this year.

Dartmouth-led team discovers how plants avoid sunburn
A Dartmouth-led team has discovered a group of stress-related proteins that explains how plants avoid sunburn in intense light, a finding that one day could help biotechnologists to develop crops that can better cope with hotter, drier conditions occurring in climate change.

New and remarkable details of the sun now available from NJIT's Big Bear Observatory
Researchers at NJIT's Big Bear Solar Observatory in Big Bear, Calif., have obtained new and remarkably detailed photos of the sun with the New Solar Telescope.

Scientists discover Par-1 as a new component of the Hippo signaling pathway
In the development of animals, which is closely controlled by diverse pathways, the regulation of organ size has been a long-standing puzzle.

The sun's magnetic field is about to flip
Something big is about to happen on the sun. According to measurements from NASA-supported observatories, the sun's vast magnetic field is about to flip.

New Moore Foundation grant advances ASU microscopy imaging research initiative
ASU scientist N.J. Tao is the recipient of a new $1.6 million grant from the Gordon and Betty Moore Foundation for research entitled

High-speed camera captures dancing droplets for scientific 'photo album,' study
The splash from rain hitting a windowpane or printer ink hitting paper all comes down to tiny droplets hitting a surface, and what each of those droplets does.

Dolphins keep lifelong social memories, longest in a non-human species
Dolphins can recognize their old tank mates' whistles after being separated for more than 20 years -- the longest social memory ever recorded for a non-human species.

Study questions nature's ability to 'self-correct' climate change
Forests have a limited capacity to soak up atmospheric carbon dioxide, according to a new study from Northern Arizona University.

Marine life spawns sooner as oceans warm
Warming oceans are impacting the breeding patterns and habitat of marine life, effectively re-arranging the broader marine landscape as species adjust to a changing climate, according to a three-year international study published today in Nature Climate Change.

Localized wind power blowing more near homes, farms & factories
A new report details how more Americans are installing wind turbines near their homes, businesses and farms to generate their own energy as part of a growing field of wind power called distributed wind.

Ohio State's Wexner Medical Center implants 1 of first MRI-safe devices for pain
Neurosurgeons at The Ohio State University Wexner Medical Center are among the first in the United States to successfully implant an MRI-safe spinal cord stimulator to help patients suffering from chronic back or limb pain.

$20,000 Arizona Community Foundation grant helps fund TGen education
The Translational Genomics Research Institute (TGen) received another boost today for Science, Technology, Engineering and Math education with a $20,000 grant from the Arizona Community Foundation.

New technique allows closer study of how radiation damages materials
A team of researchers led by North Carolina State University has developed a technique that provides real-time images of how magnesium changes at the atomic scale when exposed to radiation.

Personality may affect a new mother's decision to breastfeed
A new analysis has found that mothers who are more extroverted and less anxious are more likely to breastfeed and to continue to breastfeed than mothers who are introverted or anxious.

Study identifies factors associated with suicide risk among military personnel
In an examination of risk factors associated with suicide in current and former military personnel observed 2001 and 2008, male sex and mental disorders were independently associated with suicide risk but not military-specific variables, findings that do not support an association between deployment or combat with suicide, according to a study in the Aug.

NYU researchers part of $2 million NSF grant to develop cutting-edge nanomaterials
The NSF has awarded NYU researchers and their colleagues at Caltech a $2 million grant to develop cutting-edge nanomaterials that hold promise for improving the manufacturing of advanced materials, biofuels, and other industrial products.

What color is your night light? It may affect your mood
When it comes to some of the health hazards of light at night, a new study in hamsters suggests that the color of the light can make a big difference.

New trap and lure captures bed bugs more effectively
According to a new article in the Journal of Economic Entomology, an effective and affordable bed bug monitor can be made by incorporating a new pitfall trap design, a chemical lure, and a sugar-and-yeast mixture to produce carbon dioxide.

Medfly and other fruit flies entrenched in California, study concludes
The infamous Medfly and at least five other tropical fruit fly species are permanently established and spreading in California, rather than being periodically introduced by travelers and trade, report scientists affiliated with the University of California, Davis.

Breast cancer surgery linked to swollen arm syndrome
Breast cancer survivors who have extensive surgery are four times more likely to develop the debilitating disorder arm lymphoedema, a QUT study has found.

'Beetle in spider's clothing' -- quaint new species from Philippine Rainforest Creeks
The extremely long-legged Spider Water Beetles have received increasing attention in science and media lately.

UTSA scholars to study health effects of electronic cigarettes
UTSA scholars William Cooke and Donovan Fogt have received $30,000 in seed funding from UTSA to gather baseline data about the effects of e-cigarettes, particularly the inhalation of pure vaporized nicotine, on the body's basic physiological health.

Ohio State researchers restore immune function in spinal injured mice
In a new study, researchers at the Center for Brain and Spinal Cord Repair at the Ohio State University Wexner Medical Center show that is possible to restore immune function in spinal injured mice.

Quantum communication controlled by resonance in 'artificial atoms'
Researchers at the Niels Bohr Institute, together with colleagues in the US and Australia, have developed a method to control a quantum bit for electronic quantum communication in a series of quantum dots, which behave like artificial atoms in the solid state.

Tidy desk or messy desk? Each has its benefits
Working at a clean and prim desk may promote healthy eating, generosity, and conventionality, according to new research.

UCSB study reveals that overthinking can be detrimental to human performance
Trying to explain riding a bike is difficult because it is an implicit memory.

Vaccine stirs immune activity against advanced, hard-to-treat leukemia
Dana-Farber scientists report in the Journal of Clinical Investigation they have developed a tumor vaccine based on the patient's tumor to create a strong and selective immune response in some chronic lymphocytic leukemia patients.

New role for Tamoxifen in saving high-risk breast cancer patients
New research has revealed women with a strong genetic predisposition to breast cancer who take the cancer prevention tablet Tamoxifen after their first tumor have a substantially reduced risk of developing a new breast cancer.

EARTH: Hurricane hunters fly toward improved storm forecasts
As hurricanes hit US coastlines, scientists study them to improve forecasts critical for saving lives and property.

Why tumors become drug-resistant
New findings could lead to drugs that fight back when tumors don't respond to treatment.

CD4 count is non-inferior to viral load for treatment switching in adults with HIV
For adults infected with HIV in Thailand a monitoring strategy based on CD4 count (a type of white blood cell) is non-inferior to the recommended monitoring strategy measuring the amount of HIV virus in a patient's blood, to determine when to switch from first-line to more costly second-line antiretroviral treatment according to a clinical trial published this week in PLOS Medicine.

Freezing sperm taken directly from testicles is effective option for infertile couples
Frozen sperm taken by biopsy from testicles in men with no sperm in their semen is as effective as fresh sperm taken by biopsy in helping couples conceive through in vitro fertilization, according to a study at Washington University School of Medicine in St.

Diets of pregnant women contain harmful, hidden toxins
Pregnant women regularly consume food and beverages containing toxins believed to pose potential risks to developing fetuses, according to researchers at the University of California in Riverside and San Diego, suggesting that health care providers must do more to counsel their patients about the dangers of hidden toxins in the food supply.

One tree's architecture reveals secrets of a forest, study finds
Behind the dazzling variety of shapes and forms in trees lies a remarkably similar architecture based on fundamental, shared principles, University of Arizona ecologists have discovered.

UT Arlington psychologists say 'group narcissism' linked to negative attitudes toward immigrants
Psychologists trying to understand the polarizing debate on illegal immigration have published a new study that addresses why some Americans feel the way they do about undocumented Latino immigrants.

Unexpected synergy between two cancer-linked proteins offers hope for personalized cancer therapy
Singapore scientists have discovered a new biomarker which will help physicians predict how well cancer patients respond to cancer drugs.

New federal guidelines for managing occupational exposures to HIV
New guidelines from the United States Public Health Service update the recommendations for the management of healthcare personnel with occupational exposure to HIV and use of postexposure prophylaxis (PEP).

A layer of tiny grains can slow sound waves
The researchers say the findings could lead to a new way of controlling frequencies in electronic devices such as cellphones, but with components that are only a fraction the size of those currently used for that function.

From harmless colonizers to virulent pathogens: UB microbiologists identify what triggers disease
The bacteria Streptococcus pneumoniae harmlessly colonizes the mucous linings of throats and noses in most people, only becoming virulent when they leave those comfortable surroundings.

Research looks into lessening the danger of cholesterol-lowering statin drugs
Close to 3 million Canadians are currently taking a statin, a common cholesterol-lowering drug.

NREL report firms up land-use requirements of solar
The Energy Department's National Renewable Energy Laboratory has published a report on the land use requirements of solar power plants based on actual land-use practices from existing solar facilities.

Timber rattlesnakes indirectly benefit human health
Biologists at the University of Maryland College Park found timber rattlesnakes, which prey on mice and other small mammals, help check humans' exposure to the tick-borne Lyme disease.

Switching between habitual and goal-directed actions -- a '2 in 1' system in our brain
To unravel the circuit that underlies this capacity, the capacity to

Length of human pregnancies can vary naturally by as much as 5 weeks
The length of a human pregnancy can vary naturally by as much as five weeks, according to research published in Europe's leading reproductive medicine journal Human Reproduction.

Let's have lunch! -- teachers eating with their students provides nutrition education opportunities
Researchers at Uppsala University, Sweden, evaluated teachers eating lunch with the school children.

Journal of Control, Automation and Electrical Systems now published by Springer
Springer is now publishing the Journal of Control, Automation and Electrical Systems, a new journal in partnership with the Brazilian Society for Automatics.

Protein changes are discovered that control whether a gene functions
Changes to proteins called histones, which are associated with DNA, can control whether or not a gene is allowed to function.

Inca children were drugged with coca and alcohol before sacrifice
Scientists from the Department of Forensic Medicine the University of Copenhagen have examined the bodies of three 500-year-old Inca children.

Treating PTSD and alcohol abuse together doesn't increase drinking, Penn study finds
Contrary to past concerns, using prolonged exposure therapy to treat patients with post-traumatic stress disorder and comorbid alcohol dependence does not increase drinking or cravings, Penn Medicine psychiatrists report in the Aug.

New UNH research: Online predators not distinctively dangerous sex offenders
A new University of New Hampshire study challenges the view that online predators are a distinctly dangerous variety of sex offender, requiring special programs to protect youth.

Identifying need, providing delivery of mental health services following community disasters
A review of articles on disaster and emergency mental health response interventions and services indicates that in postdisaster settings, a systematic framework of case identification, triage, and mental health interventions should be integrated into emergency medicine and trauma care responses, according to a study in the Aug.

Soil carbon 'blowing in the wind'
Australian soils are losing about 1.6 million tonnes of carbon per year from wind erosion and dust storms affecting agricultural productivity, our economy and carbon accounts, according to new research.

Cancer patients want more shared-decision making about their treatment
A new study of cancer patients indicates that certain patient groups have unmet needs for greater involvement in decisions about their treatment.

Observation in the ER can reduce CT scans in kids
The longer a child with minor blunt head trauma is observed in the emergency department, the less likely the child is to require computed tomography (CT) scan, according to the results of a study published online Friday in Annals of Emergency Medicine.

More opioid dependence treatment needed
A new report from Simon Fraser University researcher Bohdan Nosyk calls for the expansion of heroin and opioid medical treatment to stem the increase of overdose deaths in Canada and the US.

Business community invited to groundbreaking 'Beeronomics' conference
Members of the business community involved in the beer and brewing industry are invited to attend a major international conference at the University of York.

University of Miami Industrial Assessment Center is 2013 Center of Excellence
In its eighth year, the University of Miami's Industrial Assessment Center has helped more than 200 manufacturing businesses improve their energy usage and save money.

Explosion illuminates invisible galaxy in the dark ages
More than 12 billion years ago a star exploded, glowing so brightly that it outshone its entire galaxy by a million times.

Walking to work cuts risk of diabetes and high blood pressure
People who walk to work are around 40 percent less likely to have diabetes as those who drive, according to a new study.

Illinois scientists put cancer-fighting power back into frozen broccoli
There was bad news, then good news from University of Illinois broccoli researchers this month.

Making it less of a trial to find important medical evidence: Faculty of 1000 launch F1000Trials
Faculty of 1000, the publisher of a range of services for life scientists and clinicians, today launches an innovative new product, F1000Trials, designed to enable rapid discovery and understanding of articles about clinical trials.

Driving simulation and cognitive models reveal differences between novice and experienced drivers
Driving experience is a critical human factor of driving safety.

Battery design gets boost from aligned carbon nanotubes
A flexible nano-scaffold could help make rechargeable lithium ion batteries last longer.

Plant cladding keeps the temperature cool indoors despite the heat outside
Aitor Erkoreka, a UPV/EHU lecturer and researcher, has shown that green roofs are ideal for places where it is very hot in summer.

Exercise may reduce heart disease risk in liver transplant recipients
New research reveals that metabolic syndrome -- risk factors that can lead to heart disease and/or stroke -- is common in liver transplant recipients, with rates highest at one year following the procedure.

Cancer research implies future for personalized medicine, reduction in animal testing
On Aug. 6th, JoVE, the Journal of Visualized Experiments, will publish two new methods for scientists to study and treat tumor growth.

Women in urban areas show high rates of postpartum depression, study finds
Women living in large urban areas are at a significantly higher risk of postpartum depression after five to 14 months of giving birth compared to those living in rural areas, according to a new Canadian study led by Women's College Hospital's Dr.

Community pharmacies are effective locations for rapid HIV testing
Researchers at Albert Einstein College of Medicine of Yeshiva University have found that community-based pharmacies can be effective locations for offering rapid HIV testing, diagnosing HIV, and connecting those who test positive with medical care quickly.

A summer in the country can inspire physicians to practice in rural areas, MU study finds
A 15-year study shows medical school graduates involved in a rural pipeline program not only entered family practice residency training at higher rates than nonparticipants, but nearly half began their medical careers in rural locations.

SkySweeper robot makes inspecting power lines easy and inexpensive
Mechanical engineers at the University of California, San Diego invented a robot designed to scoot along utility lines, searching for damage and other problems that require repairs.

Minimally invasive stents show some advantage over bypass in opening blocked leg arteries
New Johns Hopkins research suggests that people who undergo minimally invasive placement of stents to open clogged leg arteries are significantly less likely than those who have conventional bypass surgery to need a second treatment for the condition within two years.

Treatment for PTSD and risk of drinking among individuals with alcohol dependence
In a trial that included patients with alcohol dependence and posttraumatic stress disorder (PTSD), treatment with the drug naltrexone resulted in a decrease in the percentage of days drinking while use of the PTSD treatment, prolonged exposure therapy, was not associated with increased drinking or alcohol craving, according to a study in the Aug.

Scientists discover key to easing aquaculture's reliance on wild-caught fish
For the first time scientists have been able to develop a completely vegetarian diet that works for marine fish raised in aquaculture, the key to making aquaculture a sustainable industry as the world's need for protein increases.

Commonly used catheter's safety tied to patient population
A new study reports that peripherally inserted central catheters (PICCs) do not reduce the risk of central line associated bloodstream infections (CLABSIs) in hospitalized patients.

Telephone coaching does not reduce hospital use and related costs
One-to-one telephone health coaching did not seem to reduce hospital use and related costs for patients with long term conditions -- and may even lead to increased use, finds a study published on bmj.com today.

Insect 'soup' serving up rapid biodiversity monitoring
Griffith University researchers have taken part in an international study which has discovered a fast but accurate means of identifying changes to the biodiversity of a region.

Elsevier and NASI honor promising young scientists in India for excellence in research
Elsevier, a world-leading provider of scientific, technical and medical information products and services, and the National Academy of Sciences, India honor the academic research achievement of nine young scientists at the 7th NASI-Scopus Young Scientist Awards.

New design may produce heartier, more effective salmonella-based vaccines
Through genetic manipulation, the species S. Typhi can be rendered harmless and used in vaccines in order to prevent, rather than cause illness.

Large Area Picosecond Photodetectors push timing envelope
The Large Area Picosecond Photodetector collaboration has developed big detectors that push the timing envelope, measuring the speed of particles with a precision down to trillionths of a second.

Leopoldina signs cooperation agreement with the Academy of Science of South Africa
The German National Academy of Sciences Leopoldina and the Academy of Science of South Africa are set to collaborate even more in the future, thanks to a cooperation agreement signed in Pretoria by Leopoldina President Professor Jörg Hacker and President of the Academy of Science of South Africa, Professor Daya Reddy.

LA Tumor Registry at LSUHSC receives $1.3 million from NCI
The Louisiana Tumor Registry at the LSU Health Sciences Center New Orleans School of Public Health has been awarded a $1.3 million contract by the National Cancer Institute to continue its work as a SEER Program-designated cancer registry.
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