Brightsurf Science News & Current Events

October 01, 2012
JDRF to showcase spectrum of prominent research at European Diabetes Conference
JDRF, the world's leader in setting the agenda of type 1 diabetes (T1D) research, is preparing to join researchers from around the globe this week at the annual meeting of the European Association for the Study of Diabetes (EASD), being held in Berlin from October 1 through October 5.

Nano-hillocks: Of mountains and craters
In the field of nanotechnology, electrically-charged particles are frequently used as tools for surface modification.

How sexual power can be disempowering
It is often assumed that men should dominate women sexually.

Camels give President Obama's Alzheimer's plan a lift
President Obama's plan to fight Alzheimer's disease got a lift thanks to a discovery that may lead to enhanced imaging of, and improved drug delivery to the brain.

Baby communication gives clues to autism
University of Miami researchers find that babies' non-verbal communication skills can help predict outcomes in children at high risk of developing Autism

Calgary and Toronto centres achieve 'Distinction' in stroke care
The Calgary Stroke Program continues to be one of the top stroke programs in Canada and today received a second

Founding member of Massachusetts Prostate Cancer Coalition honored with 2012 Survivor Circle Award
The American Society for Radiation Oncology has selected Boston-area resident and prostate cancer survivor Emanuel

Duke Medicine news - Apixaban superior to warfarin across range of patient risk scores
A new anticoagulant called apixaban is superior to warfarin in preventing stroke with consistent effects across a wide range of stroke and bleeding risk in patients with atrial fibrillation, according to Duke University Medical Center researchers.

MRI images transplanted islet cells with help of positively charged nanoparticles
When using MRI as a tool for monitoring labeled islet mass in vivo, efficient uptake of MRI contrast agent is required.

Sexually abused women much less likely to be screened for cervical cancer
Women who have been sexually abused as children or young adults are much less likely to get screened for cervical cancer than other women, indicates exploratory research published in the Journal of Family Planning and Reproductive Health Care.

6-hour webcast with live very large telescope observations for ESO's 50th anniversary
On 5 October 2012, the European Southern Observatory (ESO) will broadcast A Day in the Life of ESO, a free, live event on the web, as part of its 50th Anniversary celebrations.

Getting CLOSER to cohort studies
A world-leading initiative which brings together some of the most important studies of people's lives in the UK, has been launched today by the Economic and Social Research Council and the Medical Research Council.

End your child's allergy suffering within 3 years
A study finds children with dust mite allergy can find relief in just three years with immunotherapy (allergy shots).

Tobacco contains highly toxic compounds not regulated by law
Researchers from the University of Alicante (Spain) have analyzed ten brands of cigarettes and found that the concentrations of certain harmful and carcinogenic substances vary significantly from one brand to another.

Patient-led advocacy has changed how US government funds medical research
Patient-led advocacy has created a shift in the way the US government has prioritized funding for medical research, and significantly changed the way policymakers think about who benefits the most from these dollars, according to a new study.

$2.7 million U-M, WSU grant aims to improve African American health
The Institute of Gerontology at Wayne State University in partnership with the University of Michigan received a $2.7 million grant renewal from the National Institutes of Health's National Institute on Aging to continue the work of the Michigan Center for Urban African American Aging Research.

Climate change cripples forests
Combine the tree-ring growth record with historic information, climate records and projections of future climate trends, and you get a grim picture for the future of trees in the southwestern United States.

Potential new class of drugs blocks nerve cell death
Researchers at the University of Iowa and the University of Texas Southwestern Medical Center in Dallas, have identified a new class of small molecules that block nerve cell death in animal models of Parkinson's disease and amyotrophic lateral sclerosis.

Genetic activity in the entire genome of multicellular fungi analysed at a stroke
With a combination of microscopic laser scissors and modern sequencing methods, biologists at the Ruhr-Universität have analyzed the activity of genes in the entire genome of certain fungi in one fell swoop.

Screening for post-stroke depression inadequate and inconsistent, study finds
Physicians are prescribing anti-depressants for stroke patients without first giving them a proper diagnosis, they are over-treating some patients, and overlooking others.

Surgeons develop framework to assess long-term impact of facial transplant operations
According to reconstructive surgeons who presented study results today at the 2012 American College of Surgeons Annual Clinical Congress, a recently developed standard scoring system that measures a patient's ability to return to a normal life predicts facial transplant procedures' long-term impact

Exercise improves memory, thinking after stroke, study finds
Just six months of exercise can improve memory, language, thinking and judgment problems by almost 50 percent.

National study finds reduced glaucoma risk in patients who take statins
People who take statins to reduce risk of cardiovascular disease are less likely to be diagnosed with the most common form of glaucoma, according to a nationwide study of more than 300,000 patients.

The chemical memory of seawater
Water does not forget, says Proffesor Boris Koch, a chemist at the Alfred Wegener Institute for Polar and Marine Research in the Helmholtz Association.

Yearlong MAGIC climate study launches
A Horizon Lines container ship outfitted with meteorological and atmospheric instruments installed by US Department of Energy scientists from Argonne National Laboratory and Brookhaven National Laboratory will begin taking data today for a yearlong mission aimed at improving the representation of clouds in climate models.

NASA observes another tropical depression birth in northwestern Pacific
The twenty-first tropical depression of the northwestern Pacific Ocean was born as a NASA satellite flew overhead on Oct.

GW researcher receives grant to study treatment and cause of cardiovascular disease in HIV patients
Michael I. Bukrinsky, M.D., Ph.D., professor of microbiology, immunology, and tropical medicine and professor of biochemistry and molecular biology at the George Washington University School of Medicine and Health Sciences, received a grant from the National Institutes of Health and the National Heart, Lung, and Blood Institute to continue his study of cardiovascular disease in HIV patients.

ASU researchers will explore feasibility of large-scale deployment of perennial biomass energy crops
Arizona State University (ASU) researchers will embark on a novel renewable energy project with support from the National Science Foundation (NSF) through its Water Sustainability and Climate program.

Genetically engineered immune system fights melanoma
Loyola University Medical Center has launched the first clinical trial in the Midwest of an experimental melanoma treatment that genetically engineers a patient's immune system to fight the deadly cancer.

Sugar-free approach to treating Kaposi sarcoma
A sugar-loving protein drives the growth of Kaposi sarcoma tumors, according to a study in The Journal of Experimental Medicine.

Tolerance for ambiguity explains adolescents' penchant for risky behaviors
It is widely believed that adolescents engage in risky behaviors because of an innate tolerance for risks, but a study by researchers at New York University, Yale's School of Medicine, and Fordham University has found this is not the case.

Longest fiber-optic sensor network developed
Montserrat Fernandez-Vallejo, a telecommunications engineer and graduate of the UPNA-Public University of Navarre, has experimentally developed various fiber-optic sensor networks for the remote monitoring of large infrastructures.

Study finds snakes in the wild harbor deadly mosquito-borne EEEV virus through hibernation
Snakes in the wild serve as hosts for the deadly mosquito-borne Eastern equine encephalomyelitis Virus, possibly acting as a

Study reveals how memory load leaves us 'blind' to new visual information
Trying to keep an image we've just seen in memory can leave us blind to things we are

George Washington University, University of Maryland receive grant to move research data faster and more securely
The George Washington University's Division of Information Technology and the University of Maryland have received a grant of more than $916,000 from the National Science Foundation to develop a solution that will allow for the quick and secure transport of the universities' research data.

Radiology is front and center in health care reform
While it's leveling off, a decade of increased use of sophisticated, expensive, imaging studies has put radiologists and their specialty front and center in health care reform, said Dr.

Psychiatric disorders may persist in some young people after detention
A study of juveniles detained in Chicago suggests that more than 45 percent of males and nearly 30 percent of females had one or more psychiatric disorders with associated impairment five years after detention.

Breakthrough in understanding lung cancer vulnerabilities points the way to new targeted therapy
More effective treatments for one of the deadliest forms of cancer are one step closer thanks to groundbreaking research from an international collaborative study.

UCSF artificial kidney project receives $3 million in new funding
A $750,000 gift from the John and Marcia Goldman Foundation is spurring a UCSF-led effort to create the first implantable artificial kidney for patients with kidney failure.

Women in underserved countries are focus of international breast health summit
For women with breast cancer in low- and middle-resource countries and other medically underserved areas around the world, the need for supportive care and the consideration of quality-of-life issues are often overlooked.

Putting a 'HEX' on muscle regeneration
In this issue of the Journal of Clinical Investigation, researchers at the State University of New York Downstate Medical Center in Brooklyn report that HEXIM1, a protein that regulates gene transcription, is important for skeletal muscle regeneration in mice.

First images of Landau levels revealed
Physicists have directly imaged Landau Levels -- the quantum levels that determine electron behaviour in a strong magnetic field -- for the first time since they were theoretically conceived of by Nobel prize winner Lev Landau in 1930.

Homolog of mammalian neocortex found in bird brain
Most higher-order processing by the human and mammalian brain is thought to occur in the neocortex, a structure on the surface of the brain.

The obese brain may thwart weight loss
New research by American University professor Terry Davidson indicates obesity resulting from high-fat, high-sugar foods may impair brain, fuel overeating.

Study suggests high use of medicare skilled nursing benefit at end of life
Almost one-third of older adults received care in a skilled nursing facility in the last six months of life under the Medicare post-hospitalization benefit.

No relief for relief workers: Humanitarian aid work raises risk of depression and anxiety
Humanitarian workers are at significant risk for mental health problems, both in the field and after returning home.

Public health messages can influence infectious disease stigmas
Crafting public health messages about a disease may create stigmas that influence how likely people are to endorse certain interventions, such as isolating infected persons, forcing treatment on them and mapping their location, according to a Penn State researcher.

'Green Brain' project to create an autonomous flying robot with a honey bee brain
Scientists at the Universities of Sheffield and Sussex are embarking on an ambitious project to produce the first accurate computer models of a honey bee brain in a bid to advance our understanding of Artificial Intelligence, and how animals think.

Nothing to sneeze at: Scientists find cheating ragweed behaves better with its kin
Cheating. Conflict. Competition. It may sound like a soap opera but this is the complex life of the despised ragweed plant.

My life on Mars: Engineering student experiences life on the red planet
As NASA's Curiosity rover scours the surface of Mars and beams pictures of the stark and desolate landscape back to Earth, we've begun to paint a picture of what living on the red planet might actually be like.

Provincial stroke strategy improves care for rural residents in Nova Scotia
Stroke patients in rural Nova Scotia receive better treatment and are less likely to end up in long-term care facilities than they were before the province's stroke strategy was rolled out in 2008.

Radiologists develop evidence-based guidelines to help physicians manage patients with low back pain
According to an article in the October issue of the Journal of the American College of Radiology, radiologists at Emory University Hospital, in Atlanta, and Georgia Health Sciences University, in Augusta, Ga., have developed evidence-based guidelines to assist physicians with the process of managing patients with acute low back pain.

Computerized osteoporosis detection
A computerized approach to examining patient bone X-rays for diagnosis of osteoporosis could side-step the subjectivity associated with visual examination, according to a new research paper in the International Journal of Biomedical Engineering and Technology published in October.

Advance directives: Implementation leaves much to be desired
Advance directives are not widespread among the elderly. This was revealed by a cross-sectional study of 11 German nursing homes performed by Sommer et al. and presented in the latest issue of Deutsches Ärzteblatt International (Dtsch Arztebl Int 2012; 109(37): 577).

Genetics Society of America's GENETICS journal highlights for October 2012
These are the selected highlights for the October 2012 issue of the Genetics Society of America's journal, GENETICS.

Iowa State researchers study clam shells for clues to the Atlantic's climate history
Iowa State University's Alan Wanamaker studies the growth increments in clam shells to learn about past ocean temperatures, growing conditions and circulation patterns.

Patients feel more control of their health when doctors share notes
Patients with access to notes written by their doctors feel more in control of their care and report a better understanding of their medical issues, improved recall of their care plan and being more likely to take their medications as prescribed, a Beth Israel Deaconess Medical Center-led study has found.

Ernst Fehr from the University of Zurich receives 2013 Gottlieb Duttweiler prize
The 2013 Gottlieb Duttweiler Prize goes to economics professor Ernst Fehr, who teaches at the University of Zurich.

UK-led project unravels the structures of membrane proteins
Potential new treatments for heart disease and infections by parasites or bacteria are now in the pipeline thanks to a €12m European project coordinated by the University of Leeds, UK.

US firms bringing work home from overseas
Increasingly, US firms are moving or considering moving their manufacturing operations back to domestic soil from overseas, finds a new study co-authored by a Michigan State University supply chain expert.

First large scale trial of whole-genome cancer testing for clinical decision-making reported
For the first time, researchers have conducted a large trial in which they tested the entire genome of individual breast cancers to help personalize treatment.

Therapeutic time window important factor for cord blood cell transplantation after stoke
When human umbilical cord blood mononuclear cells were transplanted into test rats at various time intervals following experimental stroke -- at 4 hours, 24 hours, 72 hours, 120 hours and at 14 days -- researchers found that transplantation within a 72 hour time window resulted in an early improvement in functional recovery as well as a reduction in brain atrophy and diminished glial scaring.

Auto experts recognize cars like most people recognize faces
The most detailed brain mapping study to date has found that the area of the brain that recognizes faces is also used to identify objects of expertise.

Hidden stroke impairment leaves thousands suffering in silence
Most people are completely unaware of one of stroke's most common, debilitating but invisible impairments: aphasia.

Scientists discover novel way to remove defects in materials
In a paper just published in Nature Materials, a team of researchers that includes William T.M.

'Cafeteria diet' hastens stroke risk
The fat- and sugar-rich Western diet leads to a lifetime of health problems, dramatically increasing the risk of stroke or death at a younger age.

Study affirms safety of HPV4 vaccine for adolescents and young women in routine clinical care
A study of almost 200,000 young females who received the quadrivalent human papilloma virus vaccine found that immunization was associated only with same-day syncope and skin infections in the two weeks after vaccination.

Researchers identify a Dance Dance Revolution in kids' physical activity
A study published in Pediatrics this morning by researchers at the University of Montreal offers positive news for Wii-loving teenagers and their parents: games such as Wii Sports and Dance Dance Revolution can bring them closer to recommended physical activity levels.

Low birth weight may increase risk for cardiovascular disease, kidney disease and diabetes
Being born underweight may have consequences other than the known short-term effects according to research published in the October 2012 issue of The FASEB Journal Low birth weight rats have an increased long-term risk for cardiovascular and kidney disease, and diabetes.

Marine animals could hold the key to looking young
Scientists have discovered that a group of marine creatures known as echinoderms have genes which can change the collagen in their bodies, potentially holding the key to maintaining a youthful appearance.

Surgeons associate preoperative falls with worse postoperative outcomes in older adults
Study findings presented today at the 2012 Annual Clinical Congress of the American College of Surgeons indicate that preoperative falls in older surgical patients are a powerful predictor of complications, prolonged hospital stays, and higher rates of disability

A form of small pox virus shows potential for treating triple-negative breast cancer
According to researchers presenting at the 2012 Annual Clinical Congress of the American College of Surgeons, a new vaccinia virus, acting as both an oncolytic and anti-angiogenic agent, can enter and kill triple-negative breast cancer cells and could lead to a more targeted therapy against this deadly form of breast cancer.

Penn researchers connect baboon personalities to social success and health benefits
Whether human or baboon, it helps to have friends. For both species, studies have shown that robust social networks lead to better health and longer lives.

Tree rings go with the flow of the Amazon
University of Leeds-led research has used tree rings from eight cedar trees in Bolivia to unlock a 100-year history of rainfall across the Amazon basin, which contains the world's largest river system.

Special Journal issue focuses on radiology's role in health care reform
To be published online Monday, Oct. 1, a special issue of the Journal of the American College of Radiology will focus on health policy and radiology's role in health care reform.

Republican strength in Congress aids super-rich, president's affiliation has no effect
Republican strength in Congress increases the share of income held by the top 1 percent, but the president's political affiliation has no effect, suggests a new study in the October issue of the American Sociological Review that looks at the rise of the super-rich in the United States.

Psychiatric disorders persist after youths leave detention
Researchers interviewed nearly 2,000 youths up to five years after they were released from juvenile detention to assess their mental health.

Zinc deficiency mechanism linked to aging, multiple diseases
A new study has outlined for the first time a biological mechanism by which zinc deficiency can develop with age, leading to a decline of the immune system and increased inflammation associated with many health problems, including cancer, heart disease, autoimmune disease and diabetes.

Poor sleep in adolescents may increase risk of heart disease
Adolescents who sleep poorly may be at risk of cardiovascular disease in later life, according to a study in the Canadian Medical Association Journal.

New technologies advance livestock genomics for agricultural and biomedical uses
New genome editing technologies developed at the University of Minnesota for use on livestock will allow scientists to learn more about human diseases.

Smartphone technology acceptable for telemedicine
A new Mayo Clinic study confirms the use of smartphones medical images to evaluate stroke patients in remote locations through telemedicine.

Researcher who invented world's smallest probe to receive award
NJIT research professor Reginald C. Farrow, Ph.D., who with his research team have discovered how to make the world's smallest probe for investigating the electrical properties of individual living cells will receive on Oct.

JCI early table of contents for October 1, 2012
This release contains summaries, links to PDFs, and contact information for the following newsworthy papers to be published online, October 1, 2012, in the JCI: Sphingolipid metabolism contributes to diabetes-associated heart disease; Altered triglyceride metabolism in mice causes non-alcoholic fatty liver disease; Researchers identify inflammatory mediators in pancreatic cancer; Putting a

Home-based stroke therapy improves outcomes, eliminates wait times, saves money
Home delivery of stroke rehabilitation improves care, eliminates waiting lists for treatment and saves hundreds of thousands of dollars annually in hospital costs.

PET predicts early response to treatment for head and neck cancer patients
Determining the optimal treatment course and predicting outcomes may get easier in the future for patients with head and neck sqaumous cell carcinomas with the use of an investigational imaging agent.

Severely obese are fastest growing group of overweight Americans, study finds
The proportion of Americans who are severely obese -- those people 100 pounds or more overweight -- continues to increase rapidly and much faster than those with moderate obesity, but the rate of growth has slowed, according to a new RAND Corporation study.

Evidence-based guidelines enable optimal treatment of common low-back pain
While scientific evidence suggests that less is typically more when it comes to diagnosing and treating low-back pain in the US, the number of expensive imaging exams and surgeries done on patients continues to rise, researchers say.

Rehabilitation robots uncover stroke disabilities and improve care: Study
A University of Calgary research team has added a robot to help identify and customize post-stroke therapy.

Researchers halt autoimmune disease myasthenia gravis in mice
Working with mice, Johns Hopkins researchers say they have developed a gene-based therapy to stop the rodent equivalent of the autoimmune disease myasthenia gravis by specifically targeting the destructive immune response the disorder triggers in the body.

CWRU wins grant to wean sustainable energy off oil
Case Western Reserve University has won a $3.8 million grant to lead a new international effort reducing oil dependency: building wind turbine blades and solar panels from biomaterials.

Use of EHR associated with improvements in outcomes for patients with diabetes
Use of electronic health records was associated with improved drug-treatment intensification, monitoring, and risk-factor control among patients with diabetes, according to a new Kaiser Permanente study.

The Great Barrier Reef has lost half of its coral in the last 27 years
The Great Barrier Reef has lost half its coral cover in the last 27 years.

Meeting pigs' phosphorous requirements with fermented soybean meal
Fermented soybean meal (FSBM), considered a promising substitute for fish meal in weanling pig diets because of its protein content, lower cost, and lack of anti-nutritional factors, may have an additional advantage.

Novel gene associated with Usher syndrome identified
A team of researchers and including Gregory Frolenkov, associate professor in the University of Kentucky College of Medicine Department of Physiology, reported a novel type of gene associated with Usher syndrome -- a calcium and integrin binding protein 2.

Macrophage accumulation of triglycerides yields insights into atherosclerosis
A research report appearing in the Journal of Leukocyte Biology ( helps explain how specific immune cells, called macrophages, accumulate triglycerides to support their function.

Study examines safety of quadrivalent HPV vaccine given to females
A study of girls and young women in California suggests that the quadrivalent human papillomavirus vaccine appeared to be associated with syncope on the day of vaccination and skin infections in the two weeks after vaccination.

Mayo Clinic physicians ID reasons for high cost of cancer drugs, prescribe solutions
A virtual monopoly held by some drug manufacturers in part because of the way treatment protocols work is among the reasons cancer drugs cost so much in the United States, according to a commentary by two Mayo Clinic physicians in the October issue of the journal Mayo Clinic Proceedings.

Misconduct, not error, accounts for most scientific paper retractions
Arturo Casadevall, M.D., Ph.D., at Albert Einstein College of Medicine has found that misconduct is responsible for two-thirds of all scientific paper retractions.

New findings highlight the challenges of managing blood clotting in cancer patients
New findings that highlight the challenges of managing thromboembolic events in patients being treated for cancer were released at the ESMO 2012 Congress of the European Society for Medical Oncology in Vienna.

EARTH: Risky business: Modeling catastrophes
The probability that a given natural hazard could become a natural disaster is higher today than at any previous point in history, largely because of population growth putting more people and infrastructure in harm's way.

Biological markers increase clinical trial success rate of new breast cancer drugs
Using biological markers--genetic characteristics that are associated with some patients with breast cancer--can increase the success rate of clinical trials for breast cancer drugs by almost 50 per cent, says new research from the University of Toronto Mississauga.

Researchers harness the immune system to improve stem cell transplant outcomes
A novel therapy in the early stages of development at Virginia Commonwealth University Massey Cancer Center shows promise in providing lasting protection against the progression of multiple myeloma following a stem cell transplant by making the cancer cells easier targets for the immune system.

Annals of Internal Medicine tip sheet for Oct. 2, 2012
Below is information about articles being published in the Oct.

Preoperative needle breast biopsies can lead to improved treatment outcomes
Women suspected of having breast cancer now have more reasons to be diagnosed with a needle biopsy instead of a traditional open surgical biopsy.

Serious child abuse injuries creep up, Yale study shows
A new Yale School of Medicine study shows that cases of serious physical abuse in children, such as head injuries, burns, and fractures, increased slightly by about 5 percent in the last 12 years.

Eliminating visual clutter helps people with mild cognitive impairment
A new study from Georgia Tech and the University of Toronto suggests that memory impairments for people diagnosed with early stage Alzheimer's disease may be due, in part, to problems in determining the differences between similar objects.

Fluoxetine increases aggressive behavior, affects brain development among adolescent hamsters
A study published in Behavioral Neuroscience by Proffesor Richard Melloni of Northeastern University shows that repeated administration of a low dose of fluoxetine to adolescent hamsters dramatically increased offensive aggression and altered the development of brain areas directly associated with controlling the aggressive response.

Popular antidepressant might prevent heart failure
A medication usually used to help treat depression and anxiety disorders has the potential to help prevent heart failure, according to researchers at the University of Michigan.

GI societies issue new colonoscopy surveillance guidelines
Patients at average risk of colorectal cancer who have a clean colonoscopy do not need to repeat the test for 10 years.

Tropical Storm Maliksi forms, Iwo To on guard
The western North Pacific is in full swing, tropically speaking and NASA observed the birth of Tropical Storm Maliksi on Sept.

New hope for taming triple-negative breast cancer
Researchers from the School of Medicine at The University of Texas Health Science Center San Antonio identified molecules called microRNAS that can uniquely sensitize drug-resistant, triple-negative breast cancer to chemotherapy drugs.

Moderate alcohol consumption may increase risk of atrial fibrillation in people with heart disease
Moderate alcohol consumption increases the risk of atrial fibrillation in older people with heart disease or advanced diabetes, found a study in the Canadian Medical Association Journal.

Phase III data in treatment of renal cell carcinoma reported
New results from phase III trials exploring treatment options for patients with advanced renal cell carcinoma were released at the ESMO 2012 Congress of the European Society for Medical Oncology in Vienna.

UofT, MaRS innovation collaborate to launch incubator for student software companies
A new program that provides nascent software companies with start-up funds, work space, mentoring and business strategy support, was launched today by the University of Toronto and commercialization partner MaRS Innovation, with support from the MaRS Discovery District.

Duke Medicine news -- Children underrepresented in drug studies
The number of clinical trials enrolling children is far lower than for adults, and the scope of research is also narrower, according to an analysis of public-access data conducted by researchers at Duke University.

Trapping weevils and saving monarchs
Ensuring the monarch butterfly's survival by saving its milkweed habitat could result from US Department of Agriculture studies initially intended to improve detection of boll weevils with pheromone traps.

Smoking, heavy drinking linked to earlier onset of pancreatic cancer
Those who smoke and drink heavily may develop pancreatic cancer at an earlier age than those who don't.

NASA sees Nadine weaken to a tropical storm again
NASA satellites continue to watch the long-lived Nadine in the eastern Atlantic.

Omega-3 supplements may slow a biological effect of aging
Taking enough omega-3 fatty acid supplements to change the balance of oils in the diet could slow a key biological process linked to aging, new research suggests.

Study questions association between common heartburn drugs and risk of pneumonia
Previous studies associating the use of proton pump inhibitors (PPI) -- which include popular anti-heartburn medications like Prilosec and Nexium -- with an increased incidence of pneumonia may not have found a true cause-and-effect relationship.

Overweight teens get mental health boost from even small amounts of exercise
Even with minimal moderate exercise, teens self-report improvements in perceived scholastic competence, social competence, and several markers of body image including appearance esteem and weight esteem.

Physiological role of a novel hormone FNDC5/irisin revealed in humans
A research team led by Dr. Christos Mantzoros, MD, PhD, at Beth Israel Deaconess Medical Center, Harvard Medical School, has published new findings elucidating the molecular and clinical role of FNDC5/irisin in humans.

A simple blood test could be used to detect breast cancer
University of Leicester and Imperial College London study to determine whether DNA in blood could show early signs of cancer.

New findings on optimal duration of trastuzumab therapy for women with HER2+ early breast cancer
New studies that advance understanding of the optimal duration of therapy with the targeted cancer drug trastuzumab were released today at the ESMO 2012 Congress of the European Society for Medical Oncology in Vienna.

IOF Young Investigator Awards recognize research excellence at IOF--PAOS Jordan Meeting
On September 30, 2012, five young researchers received awards for top ranking abstracts at the International Osteoporosis Foundation (IOF) Regionals -- 2nd Middle East & Africa Osteoporosis Meeting and the 6th Pan Arab Osteoporosis Congress PAOC'6.

Should aspirin be used to prevent cancer?
Aspirin, the everyday drug taken by countless people around the world to ward off pain and reduce their risk of developing heart disease, may have a new trick up its sleeve -- preventing cancer.

Many emergency programs get failing grade when it comes to stroke training
Medical residents training to work in the emergency department need more formal stroke training.

Study reveals 'unacceptably high' hip resurfacing failure rates
Hip resurfacing - an alternative to hip replacement often recommended to younger patients - is prone to early failure in many instances, and should not be used in women, according to an article published Online First in the Lancet.

Restricting nuclear power has little effect on the cost of climate policies
By applying a global energy-economy computer simulation that fully captures the competition between alternative power supply technologies, a team of scientists from the Potsdam Institute for Climate Impact Research and the University of Dayton, Ohio, analyzed trade-offs between nuclear and climate policies.

UCLA-led study finds direct correlation between hospital bedsores, patient mortality
A new clinical study published in the current issue of the Journal of the American Geriatrics Society has found a direct correlation between pressure ulcers and patient mortality and increased hospitalization.

Stem cells improve visual function in blind mice
An experimental treatment for blindness, developed from a patient's skin cells, improved the vision of blind mice in a study conducted by Columbia ophthalmologists and stem cell researchers.

Noninvasive measurement enables use of IFP as potential biomarker for tumor aggressiveness
Higher IFP is linked with treatment resistance and metastasis. Identification of IFP could dictate appropriate use of aggressive therapies.

AGU journal highlights -- 1 October 2012
This release focuses on journal highlights:

Evolutionary analysis improves ability to predict the spread of flu
A team of scientists from Germany and the United Kingdom analyzed the DNA sequences of thousands of influenza strains isolated from patients worldwide, dating to 1968.

Restoring sight would save global economy $202 billion each year
Governments could add billions of dollars to their economies annually by funding the provision of an eye examination and a pair of glasses to the estimated 703 million people globally that needed them in 2010 according to a new study to be released soon.

Sea-level study shows signs of things to come
Our greenhouse gas emissions up to now have triggered an irreversible warming of the Earth that will cause sea-levels to rise for thousands of years to come, new research has shown. 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