Brightsurf Science News & Current Events

September 16, 2013
Cognitive enhancers don't improve cognition, function in people with mild cognitive impairment
Cognitive enhancers -- drugs taken to enhance concentration, memory, alertness and moods -- do not improve cognition or function in people with mild cognitive impairment in the long term, according to a new study by researchers at St.

Cybersecurity researcher joins the ranks of the 'brilliant'
Polytechnic Institute of New York University's Justin Cappos joins an elite group of 10 young researchers named by Popular Science magazine as this year's

Depletion of 'traitor' immune cells slows cancer growth in mice
Scientists at the University of Washington have developed a strategy to slow tumor growth and prolong survival in mice with cancer by targeting and destroying a type of cell that dampens the body's immune response to cancer.

UC Davis study applies timely cost-effectiveness analysis to state breast cancer screening program
When public health budgets are constrained, mammography screening should begin later and occur less frequently, a cost-effectiveness analysis for California's Every Woman Counts program concludes.

Scientists create extremely potent and improved derivatives of successful anticancer drug
Scientists at the Scripps Research Institute have found a way to make dramatic improvements to the cancer cell-killing power of vinblastine, one of the most successful chemotherapy drugs of the past few decades.

Sanford-Burnham researchers identify new target for melanoma treatment
The PDK1 gene, known to regulate many cell functions such as metabolism and survival, is now identified as a key regulator in melanoma development and metastasis, offering new opportunities to interfere with cancer progression.

Cold sore linked to mutation in gene, study suggests
Why some people are troubled by cold sores while others are not has finally been explained by scientists.

Elsevier announces the launch of a new journal: Journal of Outdoor Recreation and Tourism
Elsevier, a world-leading provider of scientific, technical and medical information products and services, recently announced the launch of the new journal, Journal of Outdoor Recreation and Tourism.

Cognitive enhancers do not help mild cognitive impairment
Cognitive enhancers did not improve cognition and were associated with increased harm in people with mild cognitive impairment, according to a study published in CMAJ.

Rensselaer researchers create accurate computer model of RNA tetraloop
A computational model developed by researchers at Rensselaer Polytechnic Institute is the first to accurately simulate the complex twists of a short sequence of RNA as it folds into a critical hairpin structure known as a

Fewer cases of antibiotic-resistant MRSA infection in the US in 2011
An estimated 30,800 fewer invasive methicillin-resistant Staphylococcus aureus infections occurred in the United States in 2011 compared to 2005, according to a study by Raymund Dantes, M.D., M.P.H., of the Centers for Disease Control and Prevention, Atlanta, and colleagues.

U of M researchers discover early-warning system to prevent fishery collapse
Threats from overfishing can be detected early enough to save fisheries -- and livelihoods -- with minimal adjustments in harvesting practices, a new study by researchers in the University of Minnesota's College of Biological Sciences shows.

Kessler Foundation researcher named Teacher of the Year by Rutgers New Jersey Medical School
Mooyeon Oh-Park, M.D., assistant director of stroke rehabilitation research at Kessler Foundation was named 2013

Establishing world-class coral reef ecosystem monitoring in Okinawa
Woods Hole Oceanographic Institution researchers, working in partnership with the Okinawa Institute of Science and Technology Graduate University, have developed the Ocean Cube Observatory System, a marine observatory system installed in waters off Motobu Peninsula, Japan -- a biodiversity hotspot that is home to ecologically significant coral reefs.

Studying dating abuse in the Internet age
Non-physical abuse by a dating partner such as threats, controlling behavior and harassing text messages can have a serious effect on a teenager's health and well-being, finds new research led by a Michigan State University scholar.

Young breast cancer patients often overestimate benefit of having healthy breast removed
A Dana-Farber Cancer Institute led survey of young women with breast cancer found that many often overestimate the odds that cancer will occur in their other, healthy breast, and decide to have the healthy breast surgically removed even though most understood that removing both breasts does not extend survival for women who are free of an inherited genetic predisposition to breast cancer.

It's a shock: Life on Earth may have come from out of this world
A group of international scientists including a Lawrence Livermore National Laboratory researcher have confirmed that life really could have come from out of this world.

Professor Dr. Matthias Tschöp elected member of the German National Academy of Sciences
Professor Dr. Matthias Tschöp has been elected a member of the Leopoldina, the German National Academy of Sciences.

Sensors allow for efficient irrigation, give growers more control over plant growth
A study reported on the growth of Hibiscus acetosella

Juggling act between work and home responsibilities cause problems for American doctors
Spare a thought for American doctors and their partners: Because of long working hours and dedication to their work, they seem to have more squabbles over home and family responsibilities than people in most other professions.

NASA saw Tropical Storm Manuel soak western Mexico
Tropical Storm Manuel was soaking southwestern Mexico while Tropical Storm Ingrid was soaking eastern Mexico on Sept.

Study indicates space weather may be to blame for some satellite failures
MIT study finds that high-energy electrons in space may be to blame for some satellite failures.

Thyroid hormone plays a key part in the vascular regulation of body temperature
Researchers at Karolinska Institutet in Sweden have discovered a reason why people with disorders of the thyroid gland may be more sensitive to environmental temperature.

Non-traditional mathematics curriculum results in higher standardized test scores, MU study finds
Researchers from the University of Missouri have found high school students in the United States achieve higher scores on a standardized mathematics test if they study from a curriculum known as integrated mathematics.

NJ State House honors NJIT student inventors of autism app
NJIT Distinguished Professor Atam P. Dhawan, Ph.D., recently joined the autism community at the NJ State House to be recognized for improving public and private autism services.

MicroRNA molecule found to be a potent tumor-suppressor in lung cancer
New research shows that microRNA-486 is a potent tumor-suppressor molecule in lung cancer, and that the it helps regulate the proliferation and migration of lung-cancer cells, and the induction of programmed cell death, or apoptosis, in those cells.

JCI early table of contents for Sept. 16, 2013
This release contains summaries, links to PDFs, and contact information for the following newsworthy papers to be published online, Sept.

Scientists creating new diagnostic and bioinformatics tools for psychotic disorders
A new EU project, METSY, develops and applies neuroimaging and bioinformatics tools to study how lipid metabolism is connected to psychotic disorders and metabolic co-morbidities such as metabolic syndrome and diabetes.

High debt load anticipated by majority of medical students; African-Americans most affected
The cost of a medical school education continues to rise.

The Biodiversity Data Journal: Readable by humans and machines
Launched on Sept. 16, 2013, the Biodiversity Data Journal and the associated Pensoft Writing Tool offer several innovations -- some of them unique -- at every stage of the publishing process.

Flame cultivation promising as weed control method for cranberry
Researchers evaluated damage and recovery responses of four cranberry varieties to handheld propane flame cultivation torches used for spot weed control.

Arginine therapy shows promise for sickle cell pain
Arginine therapy may be a safe and inexpensive treatment for acute pain episodes in patients with sickle cell disease, according to results of a recent clinical study.

Research project to capture infrared view of distant universe
Astronomers at the University of California, Riverside have received a three-year grant from the National Science Foundation to conduct a very large new survey of galaxies using a new instrument -- MOSFIRE -- on the Keck I telescope at the summit of Mauna Kea on Hawaii's Big Island.

Heart attacks in young women -- not all have chest pain
Chest pain is recognized as a symptom of heart troubles, but one out of five women aged 55 years or less having a heart attack do not experience this symptom, according to a study led by the Research Institute of the McGill University Health Centre.

GOES Satellite catches 3 tropical cyclones in 1 shot, sees Gabrielle absorbed
There were three tropical cyclones between the north Eastern Pacific and the North Atlantic Ocean on Saturday, Sept.

Subduction channel processes: New progress in plate tectonic theory
How is plate subduction factory operated during continental collision? How do physical mixing and chemical reaction proceed at colliding continental margins of different depths?

Tufts researchers identify how Yersinia spreads within infected organs
Researchers at Tufts have identified how one type of bacteria, Yersinia, immobilizes the immune system in order to grow in the organ tissues of mice.

Food technologies deliver global public health solutions
Backed by research that demonstrates significant health benefits as well as unparalleled taste that meets consumer needs, food ingredients are taking center stage as thousands of experts from around the world converge to discuss the state of global health and nutrition at the leading international nutrition conference taking place this week in Spain.

Survey: Unfounded fear of recurrence prompts young breast cancer patients to remove healthy breasts
Below is information about articles being published in the Sept.

On the road to fault-tolerant quantum computing
An international collaboration at Berkeley Lab's Advanced Light Source has induced high temperature superconductivity in a toplogical insulator, an important step on the road to fault-tolerant quantum computing.

Rare gene variant linked to macular degeneration
An international team of researchers, led by scientists at The Genome Institute at Washington University School of Medicine in St.

Study examines Parkinsonism in 1 county in Minnesota
Walter A. Rocca, M.D., M.P.H., of the Mayo Clinic, Rochester, Minn., and colleagues examined the incidence of dementia with Lewy bodies and Parkinson disease dementia in a study of residents in Olmsted County, Minn., over a 15-year period.

The Association for Molecular Pathology announces award recipients for 2013
The Association for Molecular Pathology (AMP) proudly announces its slate of award winners for 2013.

Exposure to pig farms and manure fertilizers associated with MRSA infections
For the first time researchers have found an association between living in proximity to high-density livestock production and community-acquired infections with MRSA.

Copper bracelets and magnetic wrist straps fail to help rheumatoid arthritis, says York research
Copper bracelets and magnet wrist straps have no real effect on pain, swelling, or disease progression in rheumatoid arthritis, according to new findings from a study conducted at the University of York.

Varenicline helps smokers with depression to quit smoking
About half of smokers seeking treatment for smoking cessation have a history of depression.

RIKEN and leading Indian institutions launch Joint Research Centers
RIKEN, Japan's largest research organization launches today two virtual Joint Research Centers with India's premier institution the National Center for Biological Sciences, the Jawaharlal Nehru Center for Advanced Scientific research and the Indian Institute of Science.

Dartmouth researchers discover how and where imagination occurs in human brains
Philosophers and scientists have long puzzled over where human imagination comes from.

Study estimates economic impact of childhood food allergies
The overall cost of childhood food allergies was estimated at nearly $25 billion annually in a study of caregivers that quantified medical, out-of-pocket, lost work productivity and other expenses, according to a report published by JAMA Pediatrics, a JAMA Network publication.

NIH awards $2 million for engineering approach to understanding lymphedema
The National Institutes of Health has awarded Georgia Tech a $2 million research grant to unravel the mechanical forces at play in lymphedema, a poorly understood disease with no cure and little hope for sufferers.

Intelligent use of electronic data helps the medicine go down, say researchers
Electronic data routinely gathered in hospitals can be used as a warning system for missed doses of prescribed medicine and making improvements to patient safety, says a new study.

Arachnophobic entomologists: When 2 more legs make a big difference
For some entomologists, an apparent paradox exists: despite choosing a career working with insects, they exhibit negative feelings toward spiders which range from mild disgust to extreme arachnophobia.

Stanford scientists use 'wired microbes' to generate electricity from sewage
Engineers at Stanford University have devised a new way to generate electricity from sewage using naturally-occurring

Birth of Earth's continents
New research led by a University of Calgary geophysicist provides strong evidence against continent formation above a hot mantle plume, similar to an environment that presently exists beneath the Hawaiian Islands.

Birds appear to lack important anti-inflammatory protein
Bird diseases can have a vast impact on humans, so understanding their immune systems can be a benefit for people.

Celebration of compassion
Unique multimedia eBook presents scientists', practitioners', and therapists' experiences

Historic Brazilian plant collection available via GBIF
A major plant collection founded by the Brazilian emperor in the 19th century has become the first dataset from Brazil to be published through the Global Biodiversity Information Facility (GBIF) since the country joined the network last year.

Environmentally friendly cement is stronger than ordinary cement
New research from the Niels Bohr Institute shows that cement made with waste ash from sugar production is stronger than ordinary cement.

New world map for overcoming climate change
Using data from the world's ecosystems and predictions of how climate change will impact them, scientists from the Wildlife Conservation Society, the University of Queensland, and Stanford University have produced a roadmap that identifies the world's most vulnerable and least vulnerable areas in the Age of Climate Change.

TV drug ads: The whole truth?
Consumers should be wary when watching those advertisements for pharmaceuticals on the nightly TV news, as six out of 10 claims could potentially mislead the viewer, say researchers in an article published in the Journal of General Internal Medicine.

Chemistry magic promises better medicine with fewer side-effects
Knud J. Jensen, who developed the ground-breaking method at the University of Copenhagen, is convinced that the method will become pivotal in the development of new pharmaceuticals.

Quitting Facebook -- what's behind the new trend to leave social networks?
If you are ready to commit

10-year project redraws the map of bird brains
Pursuing their interests in using the brains of birds as a model for the human brain, an international team of researchers led by Duke neuroscientist Erich Jarvis and his collaborators Chun-Chun Chen and Kazuhiro Wada have just completed a mapping of the bird brain based on a 10-year exploration of the tiny cerebrums of eight species of birds.

Study shows projected climate change in West Africa not likely to worsen malaria situation
MIT study combines a new model of malaria transmission with global forecasts for temperature and rainfall to improve predictions of malaria with climate change.

Diet is associated with the risk of depression
A healthy diet may reduce the risk of severe depression, according to a prospective follow-up study of more than 2,000 men conducted at the University of Eastern Finland.

Life Sciences Discovery Fund announces $3.7m in research and development grants
For-profit and non-profit organizations in Washington state will receive $1.25M in Proof of Concept grant funding to accelerate the translation of promising health-related technologies from concept to commercialization, the Life Sciences Discovery Fund announced today.

Automated telephone calls improve blood pressure control
Patients who received automated telephone calls inviting them to get their blood pressure checked at a walk-in clinic were more likely to have controlled hypertension than patients who did not receive calls, according to a Kaiser Permanente study published today in the Journal of Clinical Hypertension.

Internists offer principles for organizing clinical care teams in policy paper
American College of Physicians is committed to meeting the needs of patients through a team-based model of care.

Wayne State joins ranks to change how STEM fields are taught at the undergraduate level
With help from National Science Foundation funding, Wayne State University will join other universities across the country aiming to improve teaching methods in the STEM disciplines, ultimately supporting those students with an interest in STEM fields and improving their graduation rates.

Yale researchers see decline in hospitalizations for serious heart infection
Hospitalizations for endocarditis, a deadly heart infection that disproportionately affects older heart patients, have declined in recent years despite recommendations for limited use of antibiotics to prevent the illness.

'Kaesong industrial zone will not change much in North Korea'
Koreanist Dr. Sang-Yi O-Rauch, who will present research results on the situation in North Korea at the 32nd German Oriental Studies Conference, does not expect any improvement in human rights situation despite fractional openings in North Korea.

New insights solve 300-year-old problem: The dynamics of the Earth's core
Scientists at the University of Leeds have solved a 300-year-old riddle about which direction the center of the earth spins.

Could oxytocin be useful in treating psychiatric disorders?
The hormone oxytocin could play a role in treating psychiatric disorders such as autism and schizophrenia, according to a review article in the September Harvard Review of Psychiatry.

Vaccinating cattle against E. coli O157 could cut human cases of infection by 85 percent, say scientists
Vaccinating cattle against the E. coli O157 bacterium could cut the number of human cases of the disease by 85 percent, according to scientists.

Biologists develop new method for discovering antibiotics
Biologists at the University of California, San Diego have developed a revolutionary new method for identifying and characterizing antibiotics, an advance that could lead to the discovery of new antibiotics to treat antibiotic resistant bacteria.

SF State researchers steer light in new directions
For the first time, researchers have built and demonstrated the ability of two-dimensional disordered photonic band gap material, designed to be a platform to control light in unprecedented ways.

Get ready for the latest innovations in acute cardiac care
Cutting edge science and treatments in acute cardiovascular care will be presented in more than 300 abstracts by scientists from across the globe and generate a rich source of news stories for journalists.

Obese stomachs tell us diets are doomed to fail
The way the stomach detects and tells our brains how full we are becomes damaged in obese people but does not return to normal once they lose weight, according to new research from the University of Adelaide.

Study reveals first ever data indicating that positive lifestyle changes may reverse aging on a cellular level
A pilot study, published in The Lancet Oncology, shows that comprehensive lifestyle changes may increase the length of telomeres, the ends of chromosomes that control cell aging.

Model of dangerous bee disease in Jersey provides tool in fight against honeybee infections
Scientists at the University of Warwick have modeled an outbreak of the bee infection American foulbrood in Jersey, using a technique which could be applied to other honeybee diseases such as European foulbrood and the Varroa parasite.

Diminishing fear vicariously by watching others
Phobias -- whether it's fear of spiders, clowns, or small spaces -- are common and can be difficult to treat.

Overexpression of cytoglobin gene increases neuronal hypoxic tolerance
The researchers investigate the neuroprotective ways from the perspective of in vitro genetic engineering, thereby providing reliable evidence for gene therapy of hypoxic-ischemic neurological diseases.

Socio-economic status influences risk of violence against aboriginal women
If aboriginal women had the same income and education levels as non-aboriginal women, their risk of being abused by a partner could drop by 40 percent, according to a new study by researchers at St.

Study examines sex differences in presentation of acute coronary syndrome
A higher proportion of women than men 55 years and younger did not have chest pain in acute coronary syndromes (ACS, such as heart attacks or unstable angina), although chest pain was the most common symptom for both sexes, according to a study published by JAMA Internal Medicine, a JAMA Network publication.

Invention jet prints nanostructures with self-assembling material
A multi-institutional team of engineers has developed a new approach to the fabrication of nanostructures for the semiconductor and magnetic storage industries.

Sandia Labs harnessing the sun's energy with tiny particles
Engineers at Sandia National Laboratories, along with partner institutions Georgia Tech, Bucknell University, King Saud University and the German Aerospace Center, are using a falling particle receiver to more efficiently convert the sun's energy to electricity in large-scale, concentrating solar power plants.

Genotype influences muscle performance
In this issue of the Journal of Clinical Investigation, Kathryn North and colleagues at the Murdoch Children's Research Institute report that the loss of alpha-actinin-3 in fast-twitch muscle fibers, results in compensation by alpha-actinin-2.

Why do young adults start smoking?
The risk of becoming a smoker among young adults who have never smoked is high: 14 percent will become smokers between the ages of 18 and 24, and three factors predict this behavior.

Binge drinking 5-plus drinks common for high school seniors, some drink more
Consuming five or more alcoholic drinks in a row is common among high school seniors, with some students engaging in extreme binge drinking of as many as 15 or more drinks, according to a study published by JAMA Pediatrics, a JAMA Network publication.

NASA to investigate Tropical Storm Humberto: Atlantic's second 'zombie tropical storm'
Humberto is the second

New study evaluates the risk of birth defects among women who take antihistamines in pregnancy
Antihistamines are a group of medications that are used to treat various conditions, including allergies and nausea and vomiting.

UCLA researchers' smartphone 'microscope' can detect a single virus, nanoparticles
Your smartphone now can see what the naked eye cannot: A single virus and bits of material less than one-thousandth of the width of a human hair.

Doing research in the pub
A research team from Bielefeld University analysed how the body language of the potential customer helps bartenders to identify who would like to place an order and who does not.

Schizophrenia: It's in the wiring of the brain
In a new paper in Biological Psychiatry, Fei Du and colleagues at Harvard Medical School combined two types of brain imaging to characterize abnormalities in the white matter in schizophrenia.

1-to-1 midwife care just as safe and costs significantly less than current maternity care
Continued care from a named midwife throughout pregnancy, birth, and after the baby is born (caseload midwifery) is just as safe as standard maternity care (shared between different midwives and medical practitioners) for all women irrespective of risk, and is significantly cheaper, according to new research published in The Lancet.

As opioid use soars, no evidence of improved treatment of pain
A new study led by the Johns Hopkins Bloomberg School of Public Health finds that during a decade when prescription opioid use has skyrocketed, the identification and treatment of pain has failed to improve, and the use of non-opioid analgesics has plateaued, or even declined.

Whole DNA sequencing reveals mutations, new gene for blinding disease
Researchers from the Massachusetts Eye and Ear, Harvard Medical School, the University of Lausanne, Switzerland, and others tested DNA with the use of whole genome sequencing, a technique that takes into account all variants from both the coding and noncoding regions of the human genome.

Specific sugar molecule causes growth of cancer cells
The process of glycosylation, where sugar molecules are attached to proteins, has long been of interest to scientists, particularly because certain sugar molecules are present in very high numbers in cancer cells.

Misread heart muscle gene a new clue to risk of sudden cardiac death
Scientists have discovered that a drug which increases the risk of sudden cardiac death interacts with mistranslated protein-coding genes present in heart muscle.

Potential treatment for a specific kind of pancreatic cancer
Researchers from Sydney's Garvan Institute of Medical Research have identified a potentially treatable subtype of pancreatic cancer, which accounts for about 2 percent of new cases.

Prescription drug expenses in Canada are a health-care barrier
High drug expenses in Canada are a substantial barrier for people to access prescription drugs outside of hospital, states an analysis in CMAJ.

Chronic inflammation linked to less likelihood of healthy aging
Chronic exposure to high levels of interleukin-6 was associated with a significantly lower likelihood of healthy aging, according to a study in CMAJ.

Applying swine manure to crop field associated with MRSA, soft-tissue infection
High exposure to swine manure spread in crop fields and proximity to high-density swine livestock operations appear to be associated with increased risk of methicillin-resistant Staphylococcus aureus and skin and soft-tissue infection in humans, according to a study published by JAMA Internal Medicine, a JAMA Network publication.

Brain injury studies aim for new treatment targets
The National Institute of Environmental Health Sciences has awarded a five-year, $1.5 million grant extension to Columbia University's Mailman School of Public Health to fund research into the function of a biomarker for brain injury called Translocator Protein 18 kDa, better known as TSPO, in order to better understand its function in brain injury and inflammation and discover targets for therapy.

Remote traffic pollution detection system created
A group of research centers and companies in which the Universidad Carlos III de Madrid participates has created the first infrared and remote system able to detect pollutants from cars on highways up to three lanes.

Low level blast explosions harm brain, says new study in Journal of Neurotrauma
Soldiers or law enforcement officers called

Researchers identify novel biomarker for diabetes risk
Researchers at the Vanderbilt Heart and Vascular Institute and Massachusetts General Hospital have identified a biomarker that can predict diabetes risk up to 10 years before onset of the disease.

Hospital study finds connection between dementia, delirium and declining health
More than half of all patients with pre-existing dementia will experience delirium while hospitalized.

Study recommends strategies for improved management of fresh market spinach
To provide California's spinach growers with new management strategies for nitrogen fertilizer and irrigation practices, researchers performed experiments in the Salinas and San Juan Valleys of California.

iPad app teaches students key skill for success in math, science, engineering
Engineers at the University of California, San Diego, have developed an iPad app that helps students learn spatial visualization, an essential skill for doing well in science, math and engineering.

New model should expedite development of temperature-stable nano-alloys
Researchers from North Carolina State University have developed a new theoretical model that will speed the development of new nanomaterial alloys that retain their advantageous properties at elevated temperatures.

Noggin and bFGF: Which is better to induce neural differentiation?
Professor Xuejin Chen and colleagues from Shanghai Jiao Tong University were the first to utilize 100 μg/L Noggin or 20 μg/L basic fibroblast growth factor in serum-free neural induction medium to differentiate human embryonic stem cells H14 into neural precursors using monolayer differentiation.

Graphene photodetector integrated into computer chip
It has been known for some time that the novel material graphen has very interesting properties which could be used for microelectronics.

Gut microbes closely linked to proper immune function, other health issues
A new understanding of the essential role of gut microbes in the immune system may hold the key to dealing with some of the more significant health problems facing people in the world today, Oregon State University researchers say in a new analysis.

Immune system marker tied to improved bone marrow transplant outcomes
The risk of death following bone marrow transplantation can be reduced about 60 percent using a new technique to identify bone marrow donors who make the most potent cancer-fighting immune cells, according to research from St.

Nursing program grows with $1m grant
Thanks to a $1 million grant from the US Department of Health and Human Services, San Diego State University and the SDSU-Imperial Valley campus are working to create a larger pool of diverse baccalaureate prepared nurses to serve the largely Hispanic population of Imperial County.

UH hosting community conversation on urban health care Oct. 4
The delivery of quality, affordable health care continues to provoke dialogue and debate amongst physicians, politicians ... and of course, consumers.

ChipCare's handheld analyzer attracts one of Canada's largest-ever healthcare angel investments
An innovative, handheld point-of-care analyzer, developed by ChipCare Corporation, has secured one of the largest ever angel investments in Canada's healthcare sector.

2 NASA satellites track Typhoon Man-yi across Japan
NASA's Aqua and Terra satellites captured images as Typhoon Man-yi made landfall in southern Japan and moved across the big island.

High rate of spinal injuries among troops deployed to Iraq and Afghanistan
Spinal injuries are present in 1 out of 9 US military personnel sustaining combat injuries in Iraq or Afghanistan -- a much higher rate than in previous wars, according to a report in the Sept.

Lifestyle changes may lengthen telomeres, a measure of cell aging
A small pilot study shows for the first time that changes in diet, exercise, stress management and social support may result in longer telomeres, the parts of chromosomes that affect aging.

Wide-faced men make others act selfishly
Two assistant professors of management at the University of California, Riverside and several other researchers have previously shown that men with wider faces are more aggressive, less trustworthy and more prone to engaging in deception.

Researchers identify a metabolite as a biomarker of diabetes risk
In this issue of the Journal of Clinical Investigation, Robert Gerszten and colleagues at Massachusetts General Hospital identify the metabolite 2-aminoadipic acid as a biomarker for T2D diabetes risk.

Driven to clean: Nesting instinct among pregnant women has an evolutionary backstory
The overwhelming urge that drives many pregnant women to clean, organize and get life in order -- otherwise known as nesting -- is not irrational, but an adaptive behavior stemming from humans' evolutionary past.

Weather, yield compared for horticultural crops in Wisconsin, southern Ontario
A study determined the relationship between long-term weather and yield of 11 horticultural crops and one field crop in Wisconsin.

Sharp rise in opioid drugs prescribed for non-cancer pain, reports study in Medical Care
Prescribing of strong opioid medications for non-cancer pain in the United States has nearly doubled over the past decade, reports a study in the October issue of Medical Care, published by Lippincott Williams & Wilkins, a part of Wolters Kluwer Health. 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