Brightsurf Science News & Current Events

May 19, 2015
Livers donated after cardiac death are safe to use in liver cancer patients
Patients with liver cancer can be cured with a liver transplant.

Credit cards a valuable option for farmers' markets
Farmers' markets wanting to increase purchases by customers should consider accepting more than just cash or checks as payment, according to Washington State University researchers.

Smokers don't vote: 11,626-person study shows marginalization of tobacco users
Survey of 11,626 shows that, even with all else equal, smokers are 60 percent less likely to vote than nonsmokers.

Nature inspires first artificial molecular pump
Using nature for inspiration, Northwestern University scientists are the first to develop an entirely artificial molecular pump, in which molecules pump other molecules.

Study finds high prevalence of metabolic syndrome in US
Nearly 35 percent of all US adults and 50 percent of those 60 years of age or older were estimated to have the metabolic syndrome in 2011-2012, according to a study in the May 19 issue of JAMA.

Hemodialysis is recommended for acute salicylate poisoning
The best remedy for severe salicylate poisoning is hemodialysis, according to a comprehensive systematic review of the medical literature published on Friday in Annals of Emergency Medicine ('Extracorporeal Treatment for Salicylate Poisoning: Systematic Review and Recommendations from the EXTIRP Workgroup').

Large urban hospitals disadvantaged by medicare/medicaid patient satisfaction rating system
The largest urban health systems, which serve as safety nets for large patient populations with lower socioeconomic status and greater likelihood to speak English as a second language, do worse on government patient satisfaction scores than smaller, non-urban hospitals likely to serve white customers with higher education levels, according to a new study by Mount Sinai researchers published this month in the Journal of Hospital Medicine.

7th International Conference on Architectural Envelopes (ICAE 2015)
From May 27-29 the TECNALIA center for applied research will be gathering together at the Kursaal Conference Centre in Donostia-San Sebastian the main European experts involved in innovation in solutions for façades.

The size of domestic animals has increased over time
The paper on zooarchaeology 'Livestock management in Spain from Roman to post-medieval times: a biometrical analysis of cattle, sheep/goat and pig' by the researcher of the Department of Geography, Prehistory and Archaeology of the UPV/EHU-University of the Basque Country Idoia Grau-Sologestoa, appeared recently in the Journal of Archaeological Science.

Stuttering linked to rhythm perception deficiency
Stuttering may be more than a speech problem. For the first time, researchers have found that children who stutter have difficulty perceiving a beat in music-like rhythms, which could account for their halting speech patterns.

COPD is more prevalent in poor and rural areas of the US
Living in a rural area and being poor are risk factors for chronic obstructive pulmonary disease, said Sarath Raju, M.D., M.P.H., Johns Hopkins School of Medicine, Baltimore, Md., lead author of a study presented at the 2015 American Thoracic Society International Conference.

Nature provides solutions to Europe's woes?
Nature-based solutions to societal challenges have come to the forefront all over the world, and interest in such solutions is large in the EU due to the potential economic, labor, social and environmental benefits.

New action plan to save world's rarest primate
An international team of more than 100 scientists, policy makers and community representatives, led by international conservation charity the Zoological Society of London, today published a new report outlining the vital steps needed to save the Hainan gibbon (Nomascus hainanus) from extinction.

Using a sounding rocket to help calibrate NASA's SDO
In mid-May, the seventh calibration mission for an instrument on NASA's Solar Dynamics Observatory, or SDO, will launch into space onboard a sounding rocket for a 15-minute flight.

Antidepressants beneficial for women with postnatal depression
Antidepressants are associated with better rates of treatment response and remission for women with postnatal depression, when compared to a placebo, according to a new systematic review by the Institute of Psychiatry, Psychology & Neuroscience at King's College London.

Genes may influence leadership in the workplace, research finds
A Kansas State University researcher has found that the dopamine transporter gene DAT1 can have both positive and negative effects on leadership in the workplace.

Press registration opens for 2015 fall national meeting of the American Chemical Society
Journalists may now apply for press credentials for the American Chemical Society's 250th National Meeting & Exposition, one of the largest scientific conferences of the year.

Unique Seattle partnership launches new water treatment product
Outdoor gear manufacturer Mountain Safety Research and international nonprofit PATH bring Community Chlorine Maker from idea to market.

Apremilast in plaque psoriasis and psoriatic arthritis: No added benefit can be derived
The dossiers contained neither data from studies of direct comparisons nor indirect comparisons.

Connecting science with society -- EU boost for polar science
A new initiative to enhance the integration of Europe's scientific and operational capabilities in the Polar Regions has been funded by the EU Horizon 2020 program.

Adults harbor lots of risky autoreactive immune cells, Stanford study finds
Contradicting a long-held belief that self-reactive immune cells are weeded out early in life in an organ called the thymus, a new study by Stanford University School of Medicine scientists has revealed that vast numbers of these cells remain in circulation well into adulthood.

Tunable liquid metal antennas
Researchers have held tremendous interest in liquid metal electronics for many years, but a significant and unfortunate drawback slowing the advance of such devices is that they tend to require external pumps that can't be easily integrated into electronic systems.

Key component in protein that causes cystic fibrosis identified
Nearly 70,000 people worldwide are living with cystic fibrosis, a life-threatening genetic disease.

Upcoming symposium will honor Carl R. Woese, discoverer of life's Third Domain
The Carl R. Woese Institute for Genomic Biology is proud to host our symposium 'Looking in the Right Direction: Carl Woese and the New Biology' from September 19-20, 2015, to mark the renaming of our Institute.

Nerve cells use each other as maps
When nerve cells form in an embryo they have to be guided to their final position by navigating a kind of molecular and cellular 'map' in order to function properly.

EuroPCR 2015: Advances in mechanical thrombectomy warrant call to action in acute stroke
Experts speaking at EuroPCR 2015 say the explosion of positive results for new-generation endovascular devices for the treatment of acute stroke warrant a call to action to ensure swifter implementation of this technology.

Twitter could provide valuable details about transgender individuals' health, social needs
Transgender and gender nonconforming people use social media at high rates to discuss health and social topics that are important to them.

New colonial marine organisms discovered in Madeira
The Portuguese island of Madeira is considered a diversity hotspot for bryozoans, which are colonial, principally marine, organisms.

Persistent nightmares in childhood could be linked to psychotic experiences in later life
Persistent nightmares in childhood could be linked to psychotic experiences in later adolescence.

HIV reservoirs remain obstacles to cure
Antiretroviral therapy has proven lifesaving for people infected with HIV; however, the medications are a lifelong necessity for most HIV-infected individuals and present practical, logistical, economic and health-related challenges.

Oregon scientists say preparing foster kids for school lessens impact of moves
A new study clarifies the impact of school moves experienced by children in foster care but also points to how to limit the damage, say researchers of the University of Oregon and the nonprofit Oregon Social Learning Center.

Lifetime scholarly achievement of Lois Parkinson Zamora recognized
The American Comparative Literature Association hosted a special session to honor the lifetime scholarly achievement of Lois Parkinson Zamora at its annual conference this spring.

Multiple sclerosis: Scientists ID cause of movement, balance problems
New research into the causes of the excessive inflammation that drives multiple sclerosis has identified a faulty 'brake' within immune cells, a brake that should be controlling the inflammation.

Cognitive process speed in teen years affects depression risk in adulthood
Teens with slower performance on a test of 'cognitive processing speed' are more likely to have depression and anxiety symptoms as adults, reports a paper in Psychosomatic Medicine: Journal of Biobehavioral Medicine, the official journal of the American Psychosomatic Society.

The 2015 International Semantic Web Conference at Lehigh University, Oct 11-15
The 2015 International Semantic Web Conference (ISWC) -- the leading conference for research on Semantic Web topics -- comes to Lehigh University, Oct.

Winners for NREL's 25th solar and lithium ion car races
Sixty-three teams from 17 Colorado middle schools gathered at Dakota Ridge High School in Littleton today for the 25th Annual Junior Solar Sprint and Lithium Ion Battery car competitions.

Giant panda gut bacteria can't efficiently digest bamboo
It's no wonder that giant pandas are always chewing and eating, say Chinese researchers: their gut bacteria are not the type for efficiently digesting bamboo.

Age-reversal effects of 'young blood' molecule GDF-11 called into question
The vampiric exchange of young blood and old blood has long been reported to have anti-aging effects has been to linked GDF-11 but an analysis published in Cell Metabolism of how GDF-11 works in the muscles found just the opposite.

Researchers pin down enzyme role in muscle 'aging'
Researchers at the University of Birmingham have identified the role of an enzyme in muscle wasting, and associated age-related problems.

Scientists print low cost radio frequency antenna with graphene ink
Graphene takes an important step toward commercial applications like wearable wireless devices and sensors connected to the 'Internet of Things.'

The dark side of the 'love hormone'; similarities with the effects of alcohol
Researchers at the University of Birmingham have highlighted significant similarities between the behavioral effects of oxytocin and alcohol.

Diverse soil communities can help offset impacts of global warming
In a long-term study, a Yale-led team of researchers showed that small soil animals can limit the effects of climate change.

Bodyguards for precious seeds
Naturally occurring, plant-associated bacteria as a crop protection agent are now avail-able for use in crop protection to alleviate the contamination of soil with pesticides -- arguably the most environmentally friendly way of plant protection that has been developed to date.

New risk factor for pregnancies
Women who were born preterm have a higher risk of giving birth to preterm children, according to a study, published in the journal Obstetrics & Gynecology, from researchers of the CHU Sainte-Justine and the University of Montreal.

Music helps patients undergoing daily weaning from prolonged mechanical ventilation
Patient-selected music during weaning from prolonged mechanical ventilation could benefit patients by decreasing their heart rate and anxiety, according to a study presented at the 2015 American Thoracic Society International Conference.

Lemelson-MIT announces National Collegiate Student Prize Competition winners
The Lemelson-MIT Program today announced the winners of the Lemelson-MIT National Collegiate Student Prize Competition, a nationwide search for the most inventive team of undergraduate and individual graduate students.

Awe may promote altruistic behavior
Inducing a sense of awe in people can promote altruistic, helpful and positive social behavior according to research published by the American Psychological Association.

Studies examine prevalence of amyloid among adults and its link with cognitive impairment
Two studies in the May 19 issue of JAMA analyze the prevalence of the plaque amyloid among adults of varying ages, with and without dementia, and its association with cognitive impairment.

Joslin research boosts evidence for a new class of treatments to help preserve vision
Edward P. Feener, Ph.D., investigator in the Section on Vascular Cell Biology at Joslin Diabetes Center and an Associate Professor of Medicine at Harvard Medical School, has shown that a substantial percentage of patients with DME do not have high levels of VEGF in the fluid inside their eyes but do have high levels of a protein called PKal (plasma kallikrein) and associated molecules that are key players in an inflammatory molecular pathway involved in the disease.

Oral steroids for acute sciatica produce limited improvement in function and pain
Among patients with acute sciatica caused by a herniated lumbar disk (a condition also known as 'acute radiculopathy'), a short course of oral steroids resulted in only modest improvement in function and no significant improvement in pain, according to a study published today in the Journal of the American Medical Association.

UCLA researchers identify a potentially effective treatment for methamphetamine addiction
The first study in the United States of Naltrexone's effect on methamphetamine users has found that this medication, approved by the US Food and Drug Administration for the treatment of alcoholism, is potentially a very promising treatment for methamphetamine addiction, UCLA researchers report.

European consensus group calls for standards to move renal denervation field forward
Experts participating in a European Clinical Consensus Conference have concluded that research into the use of renal denervation for high blood pressure in patients unable to control the disease using a multi-drug regimen should not be abandoned until high-quality research is completed according to agreed-upon standards.

Research aims to improve access to music for people using hearing aids
A collaborative project between the University of Leeds and Sheffield Teaching Hospitals NHS Foundation Trust is bringing together music psychologist Dr Alinka Greasley and Dr Harriet Crook, Lead Clinical Scientist for Complex Hearing Loss, to investigate how music listening experiences are affected by deafness, hearing impairments and the use of hearing aids.

'Redesigned' antibodies may control HIV: Vanderbilt study
With the help of a computer program called 'Rosetta,' researchers at Vanderbilt University have 'redesigned' an antibody that has increased potency and can neutralize more strains of the AIDS-causing human immunodeficiency virus than can any known natural antibody.

Scientists identify crucial step in helping to prevent Hepatitis C virus replicating
New research from the University of Southampton has identified how changes in the cell membrane play a pivotal role in how the Hepatitis C virus replicates.

Treating infants of mothers with opioid dependence -- rising rates, rising costs
As more infants are born to mothers with dependence on prescription pain medications, the costs of treatment for babies with neonatal abstinence syndrome have increased dramatically, suggests a report in the March/April issue of the Journal of Addiction Medicine, the official journal of the American Society of Addiction Medicine.

What's love got to do with it? A lot for eavesdropping bats, singing katydids
A new eavesdropping study of bats and katydids by Dartmouth researchers and their collaborators provides evidence that sensory differences can influence the 'evolutionary arms race' between predators and prey.

Canadian Neuroscience Meeting, Public Talks and Café Scientifique in Vancouver May 23-27
Approximately 700 leading neuroscientists from across Canada and around the world will be in Vancouver from May 24 to 27 for the 9th Annual Meeting of the Canadian Association for Neuroscience (CAN).

A virtual twin: Can virtual drivers resembling the user increase trust in smart cars?
Can the use of a virtual drivers programmed to resemble humans increase the level of trust and acceptance in smart cars?

Climate change could cause cold-blooded animals' thermal tolerance to shrink
Cold-blooded animals can tolerate body temperatures only a few degrees above their normal high temperatures before they overheat, which could be a problem as the planet itself warms, according to new research from San Francisco State University.

Secrets of baby talk: Why mothers say coo while fathers stay cool
Babytalk, which includes higher-pitched voices and a wider range of pitches, is sometimes known as 'motherese,' partly because most research on parent-child interactions has traditionally focused on the mother's role.

Study reveals intestinal bacteria succession during recovery from cholera in Bangladesh
A new study delineates a sequential pattern of changes in the intestinal microbial population of patients recovering from cholera in Bangladesh, findings that may point to ways of speeding recovery from the diarrheal disease.

Chameleon proteins make individual cells visible
Researchers discovered a new mechanism of how fluorescent proteins can change color.

More people are dying in hospices in England
The proportion of people dying in hospices in England has nearly doubled since 1993, but the gap in hospice deaths between people living in the least and most deprived areas appears to be growing, find a new study by the Cicely Saunders Institute at King's College London.

Registration now open for IBCD 2015
Registration for IBCD 2015, Innovation and Biomarkers in Cancer Drug Development, is now open.

Omega-3 fatty acids enhance cognitive flexibility in at-risk older adults
A study of older adults at risk of late-onset Alzheimer's disease found that those who consumed more omega-3 fatty acids did better than their peers on tests of cognitive flexibility -- the ability to efficiently switch between tasks -- and had a bigger anterior cingulate cortex, a brain region known to contribute to cognitive flexibility.

Molecule designed to treat lung cancer shows promising results in mice
A multidisciplinary team led by Johns Hopkins researcher Venu Raman, Ph.D., with notable contributions from Guus Bol, Farhad Vesuna and Phuoc Tran of Johns Hopkins, has identified a new therapy for lung cancer, the most common cancer worldwide.

An introductory global CO2 model
In World Scientific's latest book 'An Introductory Global CO2 Model,' an introductory global CO2 model that gives some key numbers, for example, atmospheric CO2 concentration in ppm as a function of time such as for the calendar years 1850 (preindustrial) to 2100 (a modest projection into the future), is presented.

Study identifies barriers to intimate partner violence services
Texas has a shortage of beds for survivors of intimate partner violence, and although alternatives may be offered, survivors may find themselves isolated from much-needed services, such as crisis intervention, legal advocacy, support groups, medical advocacy, individual counseling and others, according to a study by the Crime Victims' Institute.

Griffon vultures are exposed to high concentrations of lead in their diets
Because of their position on the food chain and their dietary habits, Griffon vultures from the Iberian Peninsula are exposed to accumulation of heavy metals in their tissues.

Smoking a significant predictor of lung cancer recurrence in survivors
A new study has shown that many lung cancer survivors are at high risk for developing another lung cancer or having their cancer return after completing treatment.

NASA advances CubeSat concept for planetary exploration
CubeSat Application for Planetary Entry Missions is a small-satellite technology to observe physical phenomena far from Earth.

NREL staff recognized for top innovations as lab celebrates record patent year
Today during its annual Innovation and Technology Transfer Awards ceremony, the Energy Department's National Renewable Energy Laboratory recognized the professionals behind the lab's greatest innovations from the past year.

UT Southwestern faculty members named Howard Hughes Medical Institute Investigators
Two UT Southwestern Medical Center molecular biologists are among 26 distinguished biomedical scientists nationwide named Howard Hughes Medical Institute Investigators.

New techniques for reprogramming stem cells target neurological disease models
As scientists overcome the technical challenges in reprogramming stem cells to produce biologically precise models of human neurons, these emerging model systems will accelerate research on understanding neuronal activity, brain development, and neurological diseases, and will drive the discovery of new patient-specific, reprogramming-based therapies.

Bugs and slugs ideal houseguests for seagrass health
A simultaneous experiment spanning 15 sites across the Northern Hemisphere shows biodiversity is as important as reducing fertilizer runoff for valuable seagrass ecosystems.

OPALS boosts space-to-ground optical communications research
NASA's Optical Payload for Lasercomm Science on the space station beams packets of information using lasers, which sends data at a faster rate compared with transmission by radio waves.

Body's 'serial killers' captured on film destroying cancer cells
A dramatic video has captured the behavior of cytotoxic T cells -- the body's 'serial killers' -- as they hunt down and eliminate cancer cells before moving on to their next target.

St. Jude scientist named Howard Hughes Medical Institute investigator
J. Paul Taylor, M.D. Ph.D., a faculty member of St.

Most European men descend from a handful of Bronze Age forefathers
University of Leicester researchers discover a European male-specific population explosion that occurred between 2,000 and 4,000 years ago.

'Natural' sounds improve mood and productivity, study finds
Playing natural sounds such as flowing water in offices could boost worker moods and improve cognitive abilities in addition to providing speech privacy, according to a new study from researchers at Rensselaer Polytechnic Institute.

Fresh milk, off the grid
Milk preservation depends upon refrigeration and boiling, but in developing countries these methods are costly and often impractical due to the sporadic availability of continuous electricity.

Stress levels linked to risk of liver disease death, study shows
Suffering from anxiety or depression could carry an increased risk of death from liver disease, a study suggests.

Bacterial communities of female genital tract have impact on inflammation, HIV risk
A team led by researchers from Massachusetts General Hospital and the Ragon Institute of MGH, MIT and Harvard has found that the most common bacterial community in the genital tract among healthy South Africa women not only is significantly different from that of women in developed countries but also leads to elevated levels of inflammatory proteins, which could increase the risk of HIV infection.

Oral steroids for herniated disk do not improve pain
Among patients with acute radiculopathy (sciatica) due to a herniated lumbar disk, a short course of oral steroids, compared with placebo, resulted in modest improvement in function and no significant improvement in pain, according to a study in the May 19 issue of JAMA.

Yale Cancer Center at 2015 ASCO Annual Conference
Yale Cancer Center researchers will be presenting abstracts at the 2015 ASCO Annual Conference May 29-June 2 in Chicago and available for interviews.

NASA's triple examination of Typhoon Dolphin
Three different platforms have been examining Typhoon Dolphin as it moves through the Northwestern Pacific Ocean.

Latest sleep research to be presented June 7 - 10 at APSS annual meeting in Seattle
Sleep clinicians and scientists from around the world will discuss current practices in sleep medicine and the latest findings in sleep and circadian research at SLEEP 2015, the 29th annual meeting of the Associated Professional Sleep Societies LLC (APSS), which will be held June 7-10 at the Washington State Convention Center in Seattle.

Cold-blooded animals find it hard to adjust to global warming
Cold-blooded and other animals that are unable to regulate their internal temperature may have a hard time adapting to global warming, according to an analysis by biologists Alex Gunderson and Jonathon Stillman from UC Berkeley and San Francisco State University.

Nobel Laureate Dr. Bert Sakmann awarded 2015 International Ellis Island Medal of Honor
Bert Sakmann, M.D., Ph.D., Max Planck Florida Institute for Neuroscience's Inaugural Scientific Director and Research Group Leader and Nobel laureate, was among the outstanding honorees of the 2015 Ellis Island Medal of Honor, awarded May 9 in New York City.

In study, skipping meals is linked to abdominal weight gain
A new study in animals suggests that skipping meals sets off a series of metabolic miscues that can result in abdominal weight gain.

Fred Hutch geneticist and biologist Sue Biggins selected as a HHMI investigator
Sue Biggins, Ph.D., a geneticist and biologist at Fred Hutchinson Cancer Research Center who studies the machinery that dividing cells use to ensure their daughter cells receive the correct allotment of chromosomes has been selected to become a Howard Hughes Medical Institute investigator.

Cardiff researchers join the hunt for 'elusive' gravitational waves
An international project involving Cardiff University researchers, set up to find the first direct evidence of the existence of gravitational waves, will be officially inaugurated at a ceremony in the US today, May 19, 2015.

DATECAN initiative publishes guidelines for time-to-event end point definitions in breast cancer trials
The DATECAN initiative, Definition for the Assessment of Time-to-event Endpoints in CANcer trials, has published guidelines for time-to-event end point definitions in breast cancer trials in a recent issue of the Annals of Oncology.

SAGE announces pilot partnerships with Publons
SAGE, one of the world's leading independent and academic publishers, has today announced a new pilot partnership with Publons, a new company working with reviewers, publishers, universities and funding agencies to turn peer review into a measurable research output.

Computer-assisted sedation reduces patient recovery time by almost 20 percent
Use of computer-assisted propofol sedation for routine upper endoscopy and colonoscopy reduced recovery room time by almost 20 percent, according to a study released today at Digestive Disease Week® 2015.

NREL supports China PV investment and financing to open capital for solar deployment
The Energy Department's National Renewable Energy Laboratory and the China PV Investment and Finance Alliance have formed a collaboration with the goal of opening wide-scale and diverse sources of investment for solar photovoltaic asset development in China.

Printing 3-D graphene structures for tissue engineering
A Northwestern University team ha developed a new ink formulation that allows for the 3-D printing of large, robust graphene structures with unique mechanical and biological properties.

$1.79 million NIH grant to CWRU supports training to manage multiple chronic illnesses
Case Western Reserve University's Frances Payne Bolton School of Nursing will begin training predoctoral and postdoctoral researchers to study people with multiple chronic illnesses in hopes of discovering better methods for managing such a complex combination of illnesses.

What makes cancer cells spread? New device offers clues
Why do some cancer cells break away from a tumor and travel to distant parts of the body?

Unsavory hits the App Store and Google Play
Unsavory, a new mobile game developed by the NERDLab at the University of Miami in collaboration with Restaurant Opportunities Centers United, lets players take the role of restaurant workers surviving on minimum wage with no paid sick days.

Mechanical ventilation associated with long-term disability
Critically ill patients who have been mechanically ventilated for more than seven days are at greatly increased risk for functional impairment and mortality at one year following discharge from the intensive care unit, according to a new study presented at the 2015 American Thoracic Society International Conference.

Osteoporosis screening: Too common for low-risk women, too uncommon for higher-risk women
Many of those who should get it, don't. And many of those who shouldn't, do.

Suicide trends in school-aged children reveal racial disparity
While suicide rates in children younger than 12 have remained steady for the past 20 years, a new study published in JAMA Pediatrics is the first to observe higher suicide rates among black children.

Health and social inequities drives HIV in young men who have sex with other men
NYU researchers sought to identify the factors associated with incident HIV infection among a cohort of racially/ethnically and socioeconomically diverse YMSM.

UMass Medical School professor named Howard Hughes Medical Institute Investigator
A pioneer in the study of the three-dimensional structure of the genome, Job Dekker, Ph.D., co-director of the Program in Systems Biology and professor of biochemistry and molecular pharmacology at the University of Massachusetts Medical School was named a Howard Hughes Medical Institute investigator.

Mayo urologists present findings at 2015 American Urological Association meeting
Mayo Clinic urologists will present research findings onseveral topics at the American Urological Association Annual Meeting May 15-19 in New Orleans.

The life and death of beta cells
ETH researchers studying microRNA -- tiny strands of ribonucleic acid -- in beta cells have found a type that plays a key role in cell death under stress.

Study sheds new light on the impact of video gaming on the brain
A new study published by the teams of Dr. Gregory West (Assistant Professor at the Université de Montréal) and Dr.

Widespread diabetes screening in India is predicted to be ineffective
Large-scale screening for diabetes in India using currently available survey- and glucometer-based screening tools is unlikely to meet effectiveness criteria, according to a modeling study published this week in PLOS Medicine.

Bloom preservation
If you want your cut gerberas to last longer in the vase, you could try a flower food made from acids and urea.

ONR tech on display at Fleet Week NY
The Office of Naval Research will showcase several unmanned autonomous vehicles, as well as other technologies for the future force, May 21-25 at Fleet Week New York.

Differences in tumor cell metabolism affect growth, invasion and response, says Moffitt researchers
Cells within a tumor are not the same; they may have different genetic mutations and different characteristics during growth and throughout treatment.

Chemo before surgery benefits patients with advanced ovarian cancer
Women with advanced ovarian cancer have fewer side effects and tend to have a better quality of life if given chemotherapy before surgery, according to a Cancer Research UK study publishedWednesday in The Lancet.

Ancient snakes -- a new hiss-tory
The ancestral snakes in the grass actually lived in the forest, according to the most detailed look yet at the iconic reptiles.

Developmental psychology: Sharing doesn't hurt
Preschoolers already recognize what it feels like to be left out when goodies are being shared.

Drought-induced tree mortality accelerating in forests
Researchers at Los Alamos National Laboratory have found that drought and heat-induced tree mortality is accelerating in many forest biomes as a consequence of a warming climate in their paper 'Darcy's law predicts widespread forest mortality under climate warming,' published in the journal Nature Climate Change.

EuroPCR 2015: TAVI, safe and effective as surgical valves at 2 years in lower risk patients
Two year outcomes in a study comparing transcatheter to surgical bioprosthetic aortic valve implantation, shows that the less invasive procedure is safe and effective, and comparable to the gold standard, surgical valve replacement, in patients whose operational risk was lower than that of patients studied in the pivotal randomized trials for these newer devices.

How does the brain respond to hearing loss?
Researchers at the University of Colorado suggest that the portion of the brain devoted to hearing can become reorganized even with early-stage hearing loss, and may play a role in cognitive decline.

New form of interleukin-2 could be fine-tuned to fight disease
Scientists are reporting development of a new way to modify interleukin-2 (IL-2), a substance known as a cytokine that plays key roles in regulating immune system responses, in order to fine-tune its actions.

Seashell strength inspires stress tests
Engineers at Rice University and the Indian Institute of Science analyze seashells to see how their shapes contribute to their remarkable strength.

Tracking the trends in youth self-harm visitation rates to Alberta's emergency rooms
A University of Alberta study is giving new insight into the youth visiting Alberta's emergency rooms for self-harming behavior.

Specialist care prevents acute confusion in older patients after surgery
For the patient, surgery involves extreme physical stress, and in older patients especially this can lead to disorders of consciousness or cognition.

Thinking alike changes the conversation
As social creatures, we tend to mimic each other's posture, laughter, and other behaviors, including how we speak.

ASGE Foundation hold crystal awards dinner as part of Digestive Disease Week®
The American Society for Gastrointestinal Endoscopy (ASGE) honored important contributions to the field of endoscopy during the eleventh annual ASGE Crystal Awards on Sunday, May 17, 2015.

Discovery of a treatment to block the progression of multiple sclerosis
A drug that could halt the progression of multiple sclerosis may soon be developed thanks to a discovery by a team at the CHUM Research Centre and the University of Montreal.

Text messages can help boost teen birth control compliance
Sending teen girls periodic text messages reminding them to follow through on their clinic appointments for periodic birth control injections can go a long way toward improving timing and adherence to contraception in an age group that is notoriously noncompliant, according to a small study from the Johns Hopkins Children's Center.

Horizontal gene transfer in E. coli
Escherichia coli O104 is an emergent disease-causing bacterium various strains of which are becoming increasingly well known and troublesome.

Cancer drugs may hold key to treating Down syndrome and other brain disorders
A class of FDA-approved cancer drugs may be able to prevent problems with brain cell development associated with disorders including Down syndrome and Fragile X syndrome, researchers at the University of Michigan Life Sciences Institute have found.

Study finds high risk of sleep apnea in young veterans with PTSD
A new study of young US veterans shows that the probability of having a high risk of obstructive sleep apnea increased with increasing severity of post-traumatic stress disorder symptoms.

Atmospheric release of BPA may reach nearby waterways
Existing research has determined that harmful concentrations of Bisphenol-A (BPA) have been deposited directly into rivers and streams by municipal or industrial wastewater.

New exercise device design for people with paraplegia
Five North­eastern Uni­ver­sity student-researchers have retro­fitted a rowing machine with an inge­nious device, allowing people with para­plegia to exer­cise without the aid of a trainer.

For spider monkeys, social grooming comes with a cost
Social grooming, or helping others to stay clean and free of lice and other ecto-parasites, has long been associated with hygiene and good health in wild primates.

ISU study: Estrangement likely when child does not share mother's values
There is a strong bond between mothers and children that when severed is often the result of a difference in values.

Scientists figure out how vitamin E keeps muscles healthy
Body builders have it right: Vitamin E does help build strong muscles, and scientists appear to have figured out one important way it does it.

UK population is becoming overweight and obese at younger ages
Children born since the 1980s are two to three times more likely than older generations to be overweight or obese by the age of 10, according to new research published in PLOS Medicine.

NIH awards $2.4 million to investigate neural connections of cortical circuits
Dr. Hyungbae Kwon, Research Group Leader at the Max Planck Florida Institute for Neuroscience, has been awarded a $2.4 million five-year grant from the National Institute of Mental Health of the National Institutes of Health to study how cortical circuit neurons are connected and how their activity influences brain function.

Cholesterol drugs associated with 30 percent lower stroke risk in healthy older adults
Use of cholesterol lowering drugs is associated with a one third lower risk of stroke in older adults without previous disease, finds a study published in The BMJ this week.

Researchers determine best anesthesia option for infants
Infants undergoing some types of surgery could have better recovery if they receive regional anesthesia rather than general anesthesia, according to two studies published in the Online First edition of Anesthesiology, the official medical journal of the American Society of Anesthesiologists.

International Clinical Trials Day: Investigating the benefits of 'sticky sperm' for IVF
Scientists from the University of Leeds are investigating whether a molecule usually found in moisturizers and skin creams could improve IVF success rates in the UK.
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