Brightsurf Science News & Current Events

January 26, 2015
Oatmeal for breakfast results in greater fullness and lower calorie intake at lunch
A new study suggests that your breakfast cereal choice may affect how full you feel and how much you eat for lunch, especially if you're overweight.

Patents provide insight on Wall Street 'technology arms race'
A new study by New Zealand's University of Otago has used US patent data to shed light on the technological roots behind Wall Street's ongoing 'technology arms race.' The way financial assets are traded, and the nature of the markets themselves, has dramatically changed over the last two decades, says study co-author Dr Ivan Diaz-Rainey of the University's Department of Accountancy and Finance.

With pollinator declines, millions at risk of malnutrition
More than half the people in some developing countries could become newly at risk for malnutrition if crop-pollinating animals -- like bees -- continue to decline, a new study from the University of Vermont and Harvard shows.

Climate models disagree on why temperature 'wiggles' occur
Most climate models likely underestimate the degree of decade-to-decade variability occurring in mean surface temperatures as Earth's atmosphere warms.

Helmholtz International Fellow Award for Prof. Amanda Fisher from London
The British cell biologist Professor Amanda Gay Fisher of Imperial College London has been honored with the Helmholtz International Fellow Award.

Daily drinking increases risk of alcoholic cirrhosis
Approximately 170,000 people die from alcoholic cirrhosis of the liver in Europe every year.

Many women with breast cancer have poor knowledge about their condition
A new analysis has found that many women with breast cancer lack knowledge about their illness, with minority patients less likely than white patients to know and report accurate information about their tumors' characteristics.

Mindfulness-based program in schools making a positive impact: UBC study
A social and emotional learning program started by Academy Award winning actress Goldie Hawn to help school children improve their learning abilities, be more caring, and less stressed is now backed by new scientific evidence.

Initial diagnostic test in ED for chest pain did not affect low rate of heart attack
Patients seen in the emergency department for chest pain who did not have a heart attack appeared to be at low risk of experiencing a heart attack during short- and longer-term follow-up and that risk was not affected by the initial diagnostic testing strategy, according to a study published online by JAMA Internal Medicine.

Swedish model for PSA testing has little effect on mortality
The spontaneous PSA testing that has been applied in Sweden in recent decades has only had a marginal effect on mortality.

Death rates from lung cancer will overtake those for breast cancer in 2015 among EU women
Death rates from lung cancer will exceed those for breast cancer for the first time among European women in 2015, according to the latest predictions published in the leading cancer journal Annals of Oncology.

More than half of ICU patients on ventilators have the ability to communicate
A new study reveals that more than half of patients in intensive care units using ventilators to help them breathe could benefit from assistive communication tools.

Learning from scorpions to control impulses
Scorpions can teach us a lot about the benefits of prolonging nerve impulses, and we might now be better students.

Ethnic minorities and deprived communities hardest hit by air pollution
A new study has found big differences in air pollution across communities in England, with deprived and ethnic minority areas the worst affected.

Mile High Opthalmics and University of Colorado launch device to ease cataract surgery
A new device designed to perform safer, more effective cataract surgery is going on the market following a licensing agreement between the University of Colorado and Mile High Ophthalmics LLC.

Introgression in the pig genome leads to their altitude adaptation
Scientists from Jiangxi Agricultural University, BGI and University of California published their latest research on genetic mechanism of pig altitude-adaptations in Nature Genetics online.

AU professor's new book unveils pros and cons of reading onscreen
E-book or print book: does it matter? According to new research by American University linguistics professor Naomi Baron, depending on the circumstances, the answer is yes.

Antiangiogenesis drugs could make major improvement in tuberculosis treatment
Use of the same antiangiogenesis drugs that have improved treatment of some cancers could also help surmount persistent difficulties in treating tuberculosis, improving the effectiveness of drug therapy and reducing the emergence of resistant bacterial strains.

Protein-based therapy shows promise against resistant leukemia
Researchers from Children's Hospital Los Angeles demonstrated the efficacy and safety of the new fusion protein in mouse models of aggressive human leukemia using leukemia cells taken directly from patients with ALL.

High cholesterol in 30s, 40s, increases later risk of heart disease
Most young adults might assume they have years before needing to worry about their cholesterol.

Brain study sheds light on how children with autism process social play
Brain scans confirm significant differences in play behavior, brain activation patterns and stress levels in children with autism spectrum disorder as compared with typically developing children.

Reducing work-family conflicts in the workplace helps people to sleep better
A multi-institution team of sleep researchers recently found that workers who participated in an intervention aimed at reducing conflict between work and familial responsibilities slept an hour more each week and reported greater sleep sufficiency than those who did not participate in the intervention.

Leaky channels could contribute to unusual heart arrhythmias
Leaks are not just problems for plumbers and politicians; researchers reveal how leaky trans-membrane channels could cause disruptions in normal heart function.

'Kindness curriculum' boosts school success in preschoolers
Prekindergarten students in the Madison Metropolitan School District took part in a study assessing a new curriculum meant to promote social, emotional and academic skills, conducted by the University of Wisconsin-Madison Center for Investigating Healthy Minds at the Waisman Center.

Vilcek Foundation Honors prominent cell biologist and young researchers of promise
The Vilcek Foundation is pleased to announce the winners of the annual Vilcek Foundation Prizes, recognizing immigrant contributions to the American arts and sciences.

Researchers gain new insights into hypothyroidism
An international research team led by physician-scientists at Rush University Medical Center has gained new insights into hypothyroidism -- a condition affecting about 10 million people in the US -- that may lead to new treatment protocols for the disease, particularly among the approximately 15 percent of patients for whom standard treatments are less effective.

Largest-ever autism genome study finds most siblings have different autism-risk genes
The largest-ever autism genome study reveals that the disorder's genetic underpinnings are more complex than previously thought: Most siblings who have autism have different autism-linked genes.

CU Denver Business School study calls for audit transparency
As major accounting companies increasingly outsource audit work to other firms, a new study from the University of Colorado Denver Business School says greater transparency is needed to help investors assess the quality of those audits.

Study shows risk for younger adults with isolated systolic hypertension
Younger adults with elevated systolic blood pressure -- the top number in the blood pressure reading -- have a higher risk for cardiovascular disease and coronary heart disease than those with normal blood pressure, according to a large long-term study of younger adults published online today in the Journal of the American College of Cardiology.

Study finds rabies booster defends pets with out-of-date vaccination against the disease
A new study by Kansas State University veterinary diagnosticians finds that pets with out-of-date rabies vaccinations are very unlikely to develop the fatal disease if given a rabies booster immediately after exposure to the virus.

A simulation model to find out the effect of electromagnetic waves on the human body
In his Ph.D. thesis, the NUP/UPNA-Public University of Navarre researcher Erik Aguirre-Gallego has simulated the effect that electromagnetic fields have on people.

Biophysical Society 59th Meeting, Feb. 7-11, 2015 at the Baltimore Convention Center
Journalists are invited to discover the world of biophysics next month in Maryland, when the largest gathering of biophysicists in the world convenes from Feb.

Sounds of silence
Refined techniques in brain activity analysis in zebra finches yields interesting results about how vocalization works.

SDSC announces international chemistry collaboration
The San Diego Supercomputer Center (SDSC) at the University of California, San Diego is a partner in a new international collaboration to develop computational models and software for simulations of bifunctional catalysis, which is of high relevance for biomass conversion to liquid fuels and raw materials used in the chemical industry.

Study reveals how Listeria breaches the placenta
A gut bacterium called Listeria, which is often found in soft cheese, is known to present a risk to pregnant women.

Sagebrush ecosystem recovery hobbled by loss of soil complexity at development sites
In big sagebrush country, re-establishing the ecosystem's namesake shrub may jump-start the recovery process more successfully after oil and gas development than sowing grass-dominated reclamation seed mixes typically used to quickly re-vegetate bare soil on well pads, report two Colorado scientists in the Jan.

Study finds potential new drug target for lung cancer
A new study by University of Kentucky Markey Cancer Center researchers suggests that targeting a key enzyme and its associated metabolic programming may lead to novel drug development to treat lung cancer.

Mayo Clinic: New breast cancer risk prediction model more accurate than current model
A new breast cancer risk prediction model combining histologic features of biopsied breast tissue from women with benign breast disease and individual patient demographic information more accurately classified breast cancer risk than the current screening standard.

Satellite witnesses developing US nor'easter
National Weather Service forecasters have been tracking a low pressure area that moved from the Midwest into the Atlantic Ocean today, and is expected to become a strong nor'easter that will bring blizzard conditions to the northeastern US The path of the system was captured in a NASA movie of NOAA's GOES-East satellite imagery.

'Women in Oceanography: A Decade Later' published by The Oceanography Society
The Oceanography Society is pleased to announce publication of 'Women in Oceanography: A Decade Later.' This supplement to the December issue of Oceanography magazine reviews the progress that has been made over the last 10 years in addressing barriers to career advancement for women oceanographers and where further attention to this issue might still be needed.

Live broadcast from inside the nerve cell
For the first time, Max Planck researchers observe protein degradation in intact brain cells.

Unlocking the kidney riddle in newborns
Researchers are closer to understanding why babies born with smaller kidneys have a high risk of developing cardiovascular disease.

Penn's Joshua Plotkin to receive 2015 Akira Okubo Prize for Mathematical Biology
Joshua Plotkin of the University of Pennsylvania has been named winner of the 2015 Akira Okubo Prize, awarded jointly by the international Society for Mathematical Biology and the Japanese Society for Mathematical Biology.

Majority of homeless adults with mental illness have high rates of cognitive deficits
Nearly three-quarters of homeless adults with mental illness in Canada show evidence of cognitive deficits, such as difficulties with problem solving, learning and memory, new research has found.

Antibiotics for travelers' diarrhea -- super-bacteria as a souvenir
Treating travelers' diarrhea with antibiotics can promote the spread of drug-resistant 'super-bacteria.'

Global warming doubles risk of extreme La Niña event, research shows
The risk of extreme La Niña events in the Pacific Ocean could double due to global warming, new research has shown.

New Canadian guideline to help prevent and manage adult obesity
A new guideline from the Canadian Task Force on Preventive Health Care to help prevent and manage obesity in adult patients recommends body mass index measurement for both prevention and management and structured behavioral changes to help those who are overweight or obese to lose weight.

Care eliminates racial disparity in colon cancer survival rates, Stanford study finds
A study by researchers at the Stanford University School of Medicine shows that more equitable delivery of evidence-based care can close a persistent racial disparity in colon cancer survival rates in the United States.

Chromium-centered cycloparaphenylene rings for making functionalized nanocarbons
A team of chemists at Nagoya University has synthesized novel transition metal-complexed cycloparaphenylenes (CPPs) that enable selective monofunctionalization of CPPs for the first time, opening doors to the construction of unprecedented nanocarbons.

Bubbles from the galactic center: A key to understanding dark matter and our galaxy's past?
Fresh from giving the January Rossi Prize Lecture, the astrophysicists who discovered two enormous radiation bubbles in the center of our galaxy discuss what they may tell us about the Milky Way and how they could help in the search for dark matter.

Brain's on-off thirst switch identified
Neurons that trigger our sense of thirst -- and neurons that turn it off -- have been identified by Columbia University Medical Center neuroscientists.

Good bedtime habits equal better sleep for kids
Children obtain better and more age-appropriate sleep in the presence of household rules and regular sleep-wake routines, according to sleep researchers.

Unemployment benefits do not discourage job seekers from returning to work
Unemployment benefits do not discourage job seekers from returning to the workforce, according to a study carried out by the Universidad Carlos III de Madrid that analyzes the Spanish system of unemployment protection from a legal and economic perspective.

FASEB Science Research Conference: Mitosis: Spindle Assembly and Function
This FASEB Science Research Conference focuses on the molecular mechanisms that govern chromosome segregation and ensure faithful segregation of genetic material during cell division.

Girls lead boys in academic achievement globally
Considerable attention has been paid to how boys' educational achievements in science and math compare to girls' accomplishments in those areas, often leading to the assumption that boys outperform girls in these areas.

How cancer turns good cells to the dark side
Rice University biophysicists reveal how cancer uses notch-signaling pathways to promote metastasis.

Partly wrong with a chance of being right
The inaccuracy of weather forecasts has personal implications for people around the world.

Scientists identify new mechanism to aid cells under stress
A team of biologists has identified new details in a cellular mechanism that serves as a defense against stress.

Cochlear implant users can hear, feel the beat in music
People who use cochlear implants for profound hearing loss do respond to certain aspects of music, contrary to common beliefs and limited scientific research, says a research team headed by an investigator at Georgetown University Medical Center.

Entanglement on a chip: Breakthrough promises secure communications and faster computers
A team of scientists has developed, for the first time, a microscopic component that is small enough to fit onto a standard silicon chip that can generate a continuous supply of entangled photons.

Electronic circuits with reconfigurable pathways closer to reality
Multitasking circuits capable of reconfiguring themselves in real time and switching functions as the need arises -- this is the promising application stemming from a discovery made at EPFL and published in Nature Nanotechnology.

Nocturnal leg cramps more common in summer
Painful nocturnal leg cramps are about twice as common during summer than in winter, found a new study in Canadian Medical Association Journal.

How ionic: Scaffolding is in charge of calcium carbonate crystals
Nature packs away carbon in chalk, shells and rocks made by marine organisms that crystallize calcium carbonate.

Hospitals helping violence victims could save millions
In the first systematic look at the economic outcomes of hospital-based violence intervention, Drexel researchers demonstrate that, in addition to transforming victims' lives, these programs may indeed save a significant amount of money compared to non-intervention, in various sectors including health care and criminal justice, up to about $4 million to serve 90 clients in a 5-year period.

Morphine following common childhood surgery may be life threatening
The study identified a significant risk for potentially-fatal breathing disruption when morphine is administered at home after surgery to treat pain in children who undergo tonsillectomy with or without adenoidectomy.

Researchers at Penn, UC Berkeley and Illinois use oxides to flip graphene conductivity
A team of researchers from the University of Pennsylvania; University of California, Berkeley; and University of Illinois at Urbana-Champaign has demonstrated a new way to change the amount of electrons that reside in a given region within a piece of graphene, they have a proof-of-principle in making the fundamental building blocks of semiconductor devices using the 2-D material.

Digital storytelling promotes HIV and AIDS education in Africa
Children from poor backgrounds and with no previous technological experience are able to use digital storytelling to share their secrets and fears online, shows a recent doctoral thesis completed at the University of Eastern Finland.

Inaugural Allen Distinguished Investigator Life Science Symposium
Researchers working to reanimate limbs using a brain-computer-spinal interface. Scientists exploring the genetics that make us human.

Study reveals how a cancer-causing virus blocks human immune response
Scientists have revealed how a type of cancer-causing virus outwits the human body's immune response.

NOAA's DSCOVR going to a 'far out' orbit
Many satellites that monitor the Earth orbit relatively close to the planet, while some satellites that monitor the sun orbit our star.

Integrins are essential in stem cell binding to defective cartilage for joint regeneration
The promise for using mesenchymal stem cells (MSC) to repair cartilage damage caused by osteoarthritis depends on the MSC being able to attach efficiently to the defective cartilage.

Annals of Internal Medicine tip sheet for Jan. 27, 2015
This tip sheet covers, 'American College of Physicians kicks off year-long centennial celebration' and 'The challenges of sharing of clinical trial data.'

In infants, pain from vaccinations shows up in brain activity
Infants show distinct, consistent patterns of brain activity in response to painful vaccinations, reports a study in the February issue of PAIN®, the official publication of the International Association for the Study of Pain.

Poor psychosocial work environments may contribute to heart problems
A psychosocially poor work environment means that employees experience highly demanding requirements but have little ability to control their work or not feel sufficiently appreciated for the contributions they make.

Bioprinting -- see 3-D printing applied in health care
This book published by World Scientific, 'Bioprinting: Principles and Applications,' is the first attempt to provide an overview of this emerging technologies with interdisciplinary content included.

Study of former NFL players reveals specifics of concussive brain damage
Results of the small study of nine men provide further evidence for potential long-term neurological risk to football players who sustain repeated concussions and support calls for better player protections.

Winters in Siberian permafrost regions have warmed since millenia
For the first time, researchers at the Alfred Wegener Institute have successfully decoded climate data from old permafrost ground ice and reconstructed the development of winter temperatures in Russia's Lena River Delta.

Even with copayments for nonurgent care, Medicaid patients still rely on ERs
To control costs and encourage Medicaid recipients to get primary care doctors, some states charge copayments to Medicaid patients who got nonurgent care in hospital emergency departments.

Swarm of microprobes to head for Jupiter
A swarm of tiny probes each with a different sensor could be fired into the clouds of Jupiter and grab data as they fall before burning up in the gas giant planet's atmosphere.

EARTH Magazine: California: A profusion of drought restrictions with varying results
The California drought has been ongoing for a few years now, and last year, state and local officials created new drought restrictions designed to mitigate the effects.

Cell imaging gets colorful
The detection and imaging of protein-protein interactions in live cells just got a lot more colorful, thanks to a new technology developed by University of Alberta chemist Dr.

Is head CT overused in emergency departments?
Most patients presenting to the emergency department with syncope or dizziness may not benefit from head CT unless they are older, have a focal neurologic deficit, or have a history of recent head trauma.

Phase 1 clinical trial of CUDC-101 'throws kitchen sink' at head and neck cancer
At 18 months median follow up, one patient's cancer had worsened, two had died, and nine remained free of disease.

Staircase fractures in microbialites and travertines, Italy
Matteo Maggi and colleagues from Italy and Brazil present a new model of the development of fractures showing a stairway trajectory, commonly occurring in finely laminated rock, such microbialites and travertines.

Beating the clock: UGA researchers develop new treatment for rabies
Successfully treating rabies can be a race against the clock.

New strategy to combat 'undruggable' cancer molecule
Three of the four most fatal cancers are caused by a protein known as Ras; either because it mutates or simply because it ends up in the wrong place at the wrong time.

Towards a scientific process freed from systemic bias
Research on how science works -- the science of science -- can benefit from studying the digital traces generated during the research process, such as peer-reviewed publications.

Possible therapeutic target for common, but mysterious brain blood vessel disorder
Tens of millions of people worldwide have abnormal, leak-prone sproutings of blood vessels in the brain called cerebral cavernous malformations.

Chemists control structure to unlock magnetization and polarization simultaneously
Scientists at the University of Liverpool have controlled the structure of a material to simultaneously generate both magnetization and electrical polarization, an advance which has potential applications in information storage and processing.

Cooperation between cancer cells makes therapies ineffective, suggests new treatment
New research from the University of East Anglia shows why many cancers are difficult to treat and come back following treatment.

Nanoshuttle wear and tear: It's the mileage, not the age
As nanomachine design advances, researchers are moving from wondering if the nanomachine works to how long it will work -- an important question as there are so many potential applications, e.g., for medical uses including drug delivery and early diagnosis.

Ads effective even in the midst of multitasking, studies find
Those video ads playing in the corner of your computer screen, in the midst of multitasking, may have more impact than you realize.

Office of Science salutes new APS fellows
Thirty-two researchers from national labs stewarded by the Office of Science have been elected as American Physical Society Fellows.

Researchers identify materials to improve biofuel and petroleum processing
Using one of the largest supercomputers in the world, a team of researchers led by the University of Minnesota has identified potential materials that could improve the production of ethanol and petroleum products.

Study validates Hutchinson-Gilford Progeria syndrome as a true representation of aging
Vision Genomics in collaboration with Insilico Medicine, and Howard University show that fibroblasts from Hutchinson-Gilford Progeria syndrome patients and normal aging individuals strongly resemble each other in their signaling pathway activation states, and establish Progeria as a true accelerated aging disease.

Pitt effort seeks to combat 'sitting disease,' diabetes with $3 million NIH grant
University of Pittsburgh Graduate School of Public Health researchers are flipping conventional thought on its head regarding how to improve the health of sedentary people at risk for diabetes and heart disease in a new study designed to combat a condition popularly called 'sitting disease.'

Chronic insomniacs may face increased risk of hypertension
Insomniacs who take longer than 14 minutes to fall asleep have a greater risk of hypertension.

Gigantic ring system around J1407b much larger, heavier than Saturn's
Astronomers at the Leiden Observatory, The Netherlands, and the University of Rochester, USA, have discovered that the ring system that they see eclipse the very young Sun-like star J1407 is of enormous proportions, much larger and heavier than the ring system of Saturn.

Mother's stress hormone levels may affect fetal growth and long term health of child
Increased levels of stress hormones can lead pregnant mice to overeat, but affect growth of the fetus and, potentially, the long term health of the offspring, according to a study published today.

Cells take sole responsibility for Merkel cell maintenance
Researchers have identified a population of 'progenitor' cells in the skin that are solely responsible for the generation and maintenance of touch-sensing Merkel cells.

Hemin improves adipocyte morphology and function by enhancing proteins of regeneration
Obesity has escalated in every segment of the population including children, adolescences and adults.

UCI, fellow chemists find a way to unboil eggs
UC Irvine and Australian chemists have figured out how to unboil egg whites -- an innovation that could dramatically reduce costs for cancer treatments, food production and other segments of the $160 billion global biotechnology industry, according to findings published today in the journal ChemBioChem.

Penn research shows relationship critical for how cells ingest matter
To survive and fulfill their biological functions, cells need to take in material from their environment.

Temple heart surgeons explore changing patterns in care of patients with aortic dissection
Cardiothoracic surgeons have long played a central role in caring for patients with aortic dissection, a life-threatening condition that in the past was treated only with open surgery or medicines.

Flexible work schedules improve health, sleep
Giving employees more control over their work schedules may help curb sleep deficiency, according to health researchers.

FASEB Science Research Conference: Nad+ Metabolism and Signaling
The 2015 Conference on NAD Metabolism and Signaling is an outstanding scientific conference covering the diverse roles of NAD and its derivatives in metabolism and cellular signaling.

FASEB Science Research Conference: Melatonin Biology: Actions and Therapeutics
The 2015 FASEB Science Research Conference Melatonin Biology: Actions and Therapeutics will focus on the role of melatonin and its analogues as potential drugs in the treatment of sleep and circadian disorders, insomnia, cancer, immune dysfunction, inflammatory processes, and neurodegenerative disease.

New Alzheimer's Association research grants accelerate studies of potential drug therapies
Many academic researchers and pharmaceutical companies have identified new Alzheimer's drug therapy candidates, but lack the funding to move them into human testing.

UGA researchers image and measure tubulin transport in cilia
A new study from the University of Georgia, published in the Journal of Cell Biology, shows the mechanism behind tubulin transport and its assembly into cilia, including the first video imagery of the process.

Majority of primary care physicians find that medical imaging improves patient care
According to a study published online in the Journal of the American College of Radiology, large majorities of primary care physicians believe that advanced medical imaging, such as computed tomography, magnetic resonance imaging and positron emission tomography, provides considerable value to patient care.

Are medications' adverse cognitive effects reversible?
In a commentary in JAMA Internal Medicine, Noll Campbell, Pharm.D., and Malaz Boustani, M.D., M.P.H., of the Regenstrief Institute and the Indiana University Center for Aging Research, probe the possibility of reversing the adverse cognitive effects of medications frequently prescribed to older adults for chronic conditions including depression, anxiety and incontinence and sold over the counter as allergy and sleep aids.

Students master math through movement using Kinect for Windows
Recent study in the Journal of Mathematical Behavior shows significant gains in the understanding of angles and angle measurements by elementary school students who performed body-based tasks while interacting with a Kinect for Windows mathematics program.

FASEB Science Research Conference: Molecular Pathogenesis: Mechanisms of Infectious Disease
Since 1994, this Biennial FASEB Science Research Conference has been devoted to exciting and groundbreaking research on viral, bacterial, fungal, prion, and protozoal pathogens.

Researchers identify brain circuit that regulates thirst
Howard Hughes Medical Institute scientists have identified a circuit in the brains of mice that regulates thirst.

Ribose-seq identifies and locates ribonucleotides in genomic DNA
Researchers have developed and tested a new technique known as ribose-seq that allows them to determine the full profile of ribonucleotides -- RNA fragments -- embedded in genomic DNA.

China takes over lead from Europe in 2013 photovoltaic installations
A booming photovoltaic market in Asia has propelled China to a global leader in photovoltaic energy installations in 2013, according to the latest edition of the JRC's PV Status Report.

Engineering self-assembling amyloid fibers
Nature has many examples of self-assembly, and bioengineers are interested in copying these systems to create useful new materials or devices.

Would you tell your manager you had a mental health problem?
Although nearly four in 10 workers wouldn't tell their manager if they had a mental health problem, half said that if they knew about a coworker's illness, they would desire to help, a new survey by the Centre for Addiction and Mental Health shows.

3-D enzyme model provides new tool for anti-inflammatory drug development
To better understand PLA2 enzymes and help drive therapeutic drug development, researchers at University of California, San Diego School of Medicine developed 3-D computer models that show exactly how two PLA2 enzymes extract their substrates from cellular membranes.

Visualizing interacting electrons in a molecule
Scientists at Aalto University and the University of Zurich have succeeded in directly imaging how electrons interact within a single molecule.

New model better predicts breast cancer risk in African American women
Researchers from Boston University's Slone Epidemiology Center have developed a breast cancer risk prediction model for African American women that found greater accuracy in predicting risk for the disease.

Support cells in the brain offer a new strategy to boost memory
Researchers from the Gladstone Institutes have uncovered a new memory regulator in the brain involving adenosine receptors, which may offer a potential treatment to improve memory in Alzheimer's disease.

FASEB SRC: Mitochondrial Biogenesis and Dynamics in Health, Disease and Aging
The long term objective of the 2015 Conference is to advance collaborative interactions between investigators that study different basic aspects of mitochondrial biology and translational investigators engaged in studying mitochondrial roles in human health, disease, and aging.

Patricia Broderick receives Continental Lifetime Achievement Award
One of the biggest science stories at the end of 2014 was the finding by Dr.

Pitt researcher receives Innovation Award for Parkinson's research
Laurie Sanders, Ph.D., assistant professor of neurology in the Pittsburgh Institute of Neurodegenerative Diseases, University of Pittsburgh, will receive the William N.

Collagen: Powerful workout with water
Collagen fibers not only passively support bone, tendons and ligaments, but also actively contract.

Frogs prove ideal models for studying developmental timing
University of Cincinnati research shows that thyroid hormone receptor alpha plays an important role in hind limb development in frogs.

CNIO scientists discover a new blood platelet formation mechanism
The new cellular mechanism, called the endocycle, encourages the formation of platelets, the cells needed to coagulate blood.

An engineering approach from Virginia Tech helps breast cancer researchers at Georgetown
Biologists working with engineers and physicists have found a molecule they say helps determine if breast cancer cells that are resistant to antiestrogen therapy will live or die.

Brain white matter changes seen in children who experience neglect
Experiencing neglect in childhood was associated with alterations in brain white matter in a study of abandoned children in Romania who experienced social, emotional, linguistic and cognitive impoverishment while living in institutions compared with children who were placed in high-quality foster care or those who had never been in institutional care, according to the results of a clinical trial published online by JAMA Pediatrics.

High cholesterol during young adulthood raises heart disease risk
How long you have elevated cholesterol -- even if only mildly elevated -- affects your risk of heart attack.

Penn Dental Medicine team shows why wound healing is impaired in diabetics
Scientists at the University of Pennsylvania School of Dental Medicine have identified a critical molecule that helps explain why diabetics suffer from this problem and pinpoints a target for therapies that could help boost healing.

Genetic safety switches could help curb potential bioterror risks
The potential threat of bioterrorism using man-made biological organisms could be reduced, thanks to a new method developed by scientists.

Higher dementia risk linked to more use of common drugs
A large study links a significantly increased risk for developing dementia, including Alzheimer's disease, to taking commonly used medications with anticholinergic effects at higher doses or for a longer time.

Inherited gene variation helps explain drug toxicity in patients of East Asian ancestry
About 10 percent of young leukemia patients of East Asian ancestry inherit a gene variation that is associated with reduced tolerance of a drug that is indispensable for curing acute lymphoblastic leukemia, the most common childhood cancer.

Programmed synthesis towards multi-substituted benzene derivatives
Chemists at the Institute of Transformative Bio-Molecules, Nagoya University and the JST-ERATO Project have developed a new method to accomplish the programmed synthesis of benzene derivatives with five or six different functional groups that enables access to novel functional organic materials that could not have been reached before. 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