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Science News | Science Current Events | Brightsurf | February 18, 2015


A breakthrough in nanotoxicology by INRS researchers
Whereas resistance to antibiotics complicates certain treatments, antimicrobial silver nanoparticles are gaining popularity for medical use.
An innovative road to cut lentil imports in rice growing countries
Rice farmers in the villages of West Bengal and Bangladesh are opening a new path for India and neighboring countries to reducing dependence on foreign lentils -- its largest consumers in the world.
Unlikely that topical pimecrolimus associated with increased risk of cancer
The topical medicine pimecrolimus to treat eczema (atopic dermatitis or AD) in children appears unlikely to be associated with increased of risk of cancer based on how it was used in group of children followed for 10 years, according to an article published online by JAMA Dermatology.
NYU receives $14.4 million NSF grant to expand its Materials Research Center
New York University has received a $14.4 million, six-year grant from the National Science Foundation to expand its Materials Research Science and Engineering Center.
Basic personality changes linked to unemployment, study finds
Unemployment can change peoples' core personalities, making some less conscientious, agreeable and open, which may make it difficult for them to find new jobs, according to research published by the American Psychological Association.
Nanotechnology: Better measurements of single molecule circuits
A new technique developed at UC Davis gives better measurements of the properties of electrical circuits made of single molecules.
Digital games and learning: Study finds helpful features, gaps
A new report on how teachers use video games in classrooms identifies features they find most useful to track student learning, as well as gaps where better tools could help link games more closely to the curriculum.
MS drug Tysabri shows promise in efforts to combat HIV's 'viral reservoirs'
A drug now used to treat Crohn's disease and multiple sclerosis has shown effectiveness in lab experiments in blocking viral reservoirs, which have been tied to illnesses that afflict people living with HIV, Boston College biologists and colleagues reported in the journal PLOS Pathogens.
Two studies to test safety of injectable drugs to prevent HIV
The HIV Prevention Trials Network has launched two new phase 2 studies, HPTN 076 and HPTN 077, which are designed to evaluate new drugs to protect people from getting infected with HIV.
Researchers unravel health/disease map
Researchers affiliated with several organizations, including Simon Fraser University, have realized a major scientific achievement that will advance understanding of how the information in our cells is used and processed.
Proactive labor induction can improve perinatal outcomes, suggests new Danish study
A proactive labor induction practice once women are full term can improve perinatal outcomes suggests a new Danish study.
New device to change how Florida monitors sea level rise, water quality and hurricanes
Small wireless computing devices, ranging from the size of a matchbox to the size of a dime are going to change the way Florida monitors its water quality, sea level rise, hurricanes, agriculture, aquaculture, and even its aging senior population.
The strange case of the missing dwarf
The new SPHERE instrument on ESO's Very Large Telescope has been used to search for a brown dwarf expected to be orbiting the unusual double star V471 Tauri.
Epigenomics of Alzheimer's disease progression
An MIT study of epigenomic modifications reveals the immune basis of Alzheimer's disease.
'Most comprehensive map' of human epigenomes is unveiled
Two dozen scientific papers published online simultaneously on Feb. 18, 2015 present the first comprehensive maps and analyses of the epigenomes of a wide array of human cell and tissue types.
NIH awards 7-year grant to Weill Cornell to tackle global tuberculosis epidemic
In an effort to stop tuberculosis from becoming progressively less treatable worldwide, the National Institutes of Health has awarded Weill Cornell Medical College more than $6.2 million in first-year funding to support a research collaboration among six institutions in close alliance with voluntary pharmaceutical partners.
Medtech meets cleantech: Malaria vaccine candidate produced from algae
Researchers at University of California, San Diego School of Medicine used algae as a mini-factory to produce a malaria parasite protein.
MD Anderson president named as fellow of top cancer research group
Ron DePinho, M.D., president of The University of Texas MD Anderson Cancer Center, will be inducted as a new fellow of the American Association for Cancer Research Academy.
Dark matter guides growth of supermassive black holes
Every massive galaxy has a black hole at its center, and the heftier the galaxy, the bigger its black hole.
In the city, rabbits build more densely
European wild rabbits not only achieve high population densities in the city, their burrows are also built more densely and on a smaller external scale.
New insight into a fragile protein linked to cancer and autism
In recent years, scientists have found a surprising a connection between some people with autism and certain cancer patients: They have mutations in the same gene, one that codes for a protein critical for normal cellular health.
Older adults with limited mobility may lessen heart problems with activity
Every minute of physical activity may lower risk of heart attack or coronary death in older adults with limited mobility.
Neanderthal groups based part of the their lifestyle on the sexual division of labor
Neanderthals divided some of their tasks according to their sex.
Painkillers for non-cancer chronic pain: New insights on risk
Two new studies from the School of Medicine at The University of Texas Health Science Center at San Antonio bring fresh insights about the risks faced by patients taking cocktails of medications for non-cancer chronic pain.
A microbial metabolite of linoleic acid ameliorates intestinal inflammation
A Japanese research group has demonstrated that 10-hydroxy-cis-12-octadecenoic acid, a gut microbial metabolite of linoleic acid, has a suppressive effect on intestinal inflammation.
Brain imaging links language delay to chromosome deletion in children with neuro disorders
Children born with a DNA abnormality on chromosome 16 already linked to neurodevelopmental problems show measurable delays in processing sound and language, says a study team of radiologists and psychologists.
How do vertebrates take on their form?
Thanks to microscopic observations and micromechanical experiments, French scientists from CNRS, Université Pierre et Marie Curie and Université Paris Diderot have discovered that the pattern that guides this folding is present from the early stages of development.
Direct observation of bond formations
A collaboration between researchers from KEK, the Institute for Basic Science, the Korea Advanced Institute of Science and Technology, RIKEN, and the Japan Synchrotron Radiation Research Institute used the SACLA X-ray free electron laser facility for a real time visualization of the birth of a molecular that occurs via photo-induced formation of a chemical bonds.
Brace yourself: Study finds people can use different strategies to prepare for stress
A pilot study from North Carolina State University finds that people are not consistent in how they prepare mentally to deal with arguments and other stressors, with each individual displaying a variety of coping behaviors.
Supercomputer simulations explore how an air-reed instrument generates air flow and sound
Toyohashi Tech's researcher has succeeded in directly predicting sound radiating from a recorder for the first time all over the world.
3-D engineered bone marrow makes functioning platelets
An international research team has reported development of the first three-dimensional tissue system that reproduces the complex structure and physiology of human bone marrow and successfully generates functional human platelets.
Stalking a wily foe: Scientists figure out how C. difficile bacteria wreak havoc in guts
By staying up for two days straight, researchers have figured out for the first time exactly how Clostridium difficile wreaks havoc on the guts of animals in such a short time.
Mucus retained in cystic fibrosis patients' cells leads to potentially deadly infections
Researchers at the University of Missouri recently found that cystic fibrosis mucus actually gets stuck inside some of the cells that create it, rather than simply becoming stuck on the outside linings of organs.
Researchers devise new system to enhance sustainability in smaller ports
Researchers at Plymouth University have created an 11-point checklist which they believe could become a vital tool in enabling the UK's small ports to ensure they are working sustainably.
The Lancet Global Health: Unhealthy eating habits outpacing healthy eating patterns in most world regions
Worldwide, consumption of healthy foods such as fruit and vegetables has improved during the past two decades, but has been outpaced by the increased intake of unhealthy foods including processed meat and sweetened drinks in most world regions, according to the first study to assess diet quality in 187 countries covering almost 4.5 billion adults, published in The Lancet Global Health journal.
New HPV vaccine offers greater protection against cervical cancer than current vaccine
Scientists have developed a new HPV (human papilloma virus) vaccine which protects against nine types of the virus -- seven of which cause most cases of cervical cancer.
NYU Langone Medical Center, Technion forge new cancer research partnership
A $9 million gift from philanthropists Laura and Isaac Perlmutter will fund a new cancer research partnership between NYU Langone Medical Center and Technion-Israel Institute of Technology.
Scientists unveil map of human epigenomes in effort to fight disease
The genome is the instruction book for life. But reading that instruction book and carrying out its directives are controlled by the epigenome, which attaches chemical markers to DNA to activate or silence genes.
NIH-funded scientists create potential long-acting HIV therapeutic
Scientists have created a new molecule that shows promise for controlling HIV without daily anti-retroviral drugs.
Protein that repels immune cells protects transplanted pancreatic islets from rejection
Massachusetts General Hospital investigators have developed a possible solution to limitations that have kept pancreatic islet transplantation from meeting its promise as a cure for type 1 diabetes.
Size matters in the battle to adapt to diverse environments and avoid extinction
By examining research on global patterns of amphibian diversification over hundreds of millions of years, De Lisle and Rowe discovered that 'sexually dimorphic' species -- those in which males and females differ in size, for example -- are at lower risk of extinction and better able to adapt to diverse environments.
The growing evidence on standardized packaging of tobacco products
The scientific journal Addiction has today published a collection of peer-reviewed research papers and commentaries that bring together key parts of the evidence base for standardized packaging of tobacco products from 2008 to 2015.
Turning smartphones into personal, real-time pollution monitors
As urban residents know, air quality is a big deal.
Eylea outperforms other drugs for diabetic macular edema with moderate vision loss
In an NIH-supported clinical trial comparing three drugs for diabetic macular edema, Eylea provided greater visual improvement, on average, than did Avastin or Lucentis when vision was 20/50 or worse at the start of the trial.
Monitoring the real-time deformation of carbon nanocoils under axial loading
Tensile tests were performed on nine carbon nanocoils using a focused-ion-beam technique.
Development of personalized cellular therapy for brain cancer
Immune cells engineered to seek out and attack a type of deadly brain cancer were found to be both safe and effective at controlling tumor growth in mice that were treated with these modified cells.
Sardines move north due to ocean warming
Sardines, anchovies and mackerels play a crucial role in marine ecosystems, as well as having a high commercial value.
People who believe they were 'born that way' more inclined to blame God for bad behavior
People are more likely to blame God for their bad moral behavior when they believe they were born to act that way, according to an ongoing Case Western Reserve University project on spirituality and religion.
Models predict where lemurs will go as climate warms
Climate change is likely to leave a lot of lemurs looking for new places to live on their island home of Madagascar.
54th Annual Particle Therapy Co-Operative Group Conference set for May 18-23 in San Diego
International experts in particle beam radiation therapy will gather in San Diego May 18-23 for the 54th annual Particle Therapy Co-Operative Group Conference, hosted by Scripps Proton Therapy Center; University of California, San Diego; and University of Maryland.
Mulling the marijuana munchies: How the brain flips the hunger switch
The 'munchies,' or that uncontrollable urge to eat after using marijuana, appear to be driven by neurons in the brain that are normally involved in suppressing appetite, according to a new study by Yale School of Medicine researchers in the Feb.
Discovery: Tropical fire ants traveled the world on 16th century ships
Thanks to a bit of genetic sleuthing, researchers now know the invasion history of the tropical fire ant (Solenopsis geminata), the first ant species known to travel the globe by sea.
Popular soda ingredient poses cancer risk to consumers
Research analysis suggests that soda drinkers consume 1 or more cans per day -- possibly exposing them to 4-methylimidazole, a potential carcinogen.
NASA satellites reveal Tropical Cyclone Lam strengthening
NASA's Aqua satellite saw powerful, cold, high thunderstorms circling the center of strengthening Tropical Cyclone Lam as it appeared to cover most of the northern half of Australia's Gulf of Carpentaria.
Precision nano 'drones' deliver healing drug to subdue atherosclerosis
Nanometer-sized 'drones' that deliver a special type of healing molecule to fat deposits in arteries could become a new way to prevent heart attacks caused by atherosclerosis.
Ranibizumab reverses vision loss caused by diabetes
Ranibizumab, a prescription drug commonly used to treat age-related vision loss, also reverses vision loss caused by diabetes among Hispanic and non-Hispanic whites, according to a new study led by investigators from the University of Southern California Eye Institute.
Researchers build atomically thin gas and chemical sensors
The relatively recent discovery of graphene, a two-dimensional layered material with unusual and attractive electronic, optical and thermal properties, led scientists to search for other atomically thin materials with unique properties.
How stress can lead to inequality
How does stress affect our self-confidence when we compete? An EPFL study shows how stress could actually be both a consequence and a cause of social and economic inequality, affecting our ability to compete and make financial decisions.
The highest plume ever observed on Mars
In March 2012 amateur astronomers in different corners of the world gathered images of a plume emerging at dawn on the edge of the disc of Mars.
Best drug to improve poor vision in diabetes
A national study shows that the drug Eylea is superior for improving the eyesight of persons with poor vision due to diabetic macular edema, a major cause of vision loss from diabetes.
Can you judge a man by his fingers?
Men with short index fingers and long ring fingers are on average nicer towards women.
Predicting cancers' cell of origin
A study led by researchers from Brigham and Women's Hospital suggests a new way to trace cancer back to its cell type of origin.
Researchers discover promising targets for treating allergies and asthma
Researchers in the United Kingdom, the United States, Sweden and Canada report in Nature that they have discovered more than 30 genes that have strong effects on Immunoglobulin E, allergies and asthma.
Stroke researchers report uniqueness of KF-NAP for assessing spatial neglect after stroke
Stroke researchers report study showing that the Kessler Foundation Neglect Assessment Process Uniquely Measures Spatial Neglect during Activities of Daily Living.
ERC grants: Good news for EU-LIFE centers, but with a bitter aftertaste
EU-LIFE European research centers obtained 14 new ERC Starting and Consolidator grants in the latest competitions.
NIH-supported researchers map epigenome of more than 100 tissue and cell types
Much like mapping the human genome laid the foundations for understanding the genetic basis of human health, new maps of the human epigenome may further unravel the complex links between DNA and disease.
In a warmer world, ticks that spread disease are arriving earlier, expanding their ranges
In the northeastern United States, warmer spring temperatures are leading to shifts in the emergence of the blacklegged ticks that carry Lyme disease and other tick-borne pathogens.
New insights into underlying cellular mechanisms of information processing in the brain
Synapses transmit information from one neuron to another in the form of synaptic vesicles containing neurotransmitters.
UC Riverside biogeochemist receives high honor
Timothy Lyons, a distinguished professor of biogeochemistry in the Department of Earth Sciences at the University of California, Riverside, has been named a 2015 Geochemical Fellow by the Geochemical Society and the European Association of Geochemistry.
Chicken pox virus may be linked to serious condition in the elderly
A new study links the virus that causes chicken pox and shingles to a condition that inflames blood vessels on the temples and scalp in the elderly, called giant cell arteritis.
Fires and snow in Central Europe
The Aqua satellite captured this image on Feb. 17, 2015 of multiple hot spots scattered throughout the Kaliningrad Oblast, Russia landscape.
Rare gum disease among African-American children is focus of Rutgers study
A $3.2 million grant from the National Institutes of Health will help the Rutgers School of Dental Medicine pinpoint biological markers in saliva that can predict whether bone loss will occur from a rare form of gum disease that affects African-American adolescents.
Massachusetts General Hospital's D. Dante Yeh wins award for clinical nutrition research
D. Dante Yeh, M.D., of Massachusetts General Hospital has been named the Promising Investigator Award recipient by the American Society for Parenteral and Enteral Nutrition.
Hydrogel baits offer novel way to manage invasive ants
Water-storing crystals known as hydrogels can effectively deliver pesticide bait to invasive Argentine ants, quickly decimating a colony, a Purdue University study finds.
BUSM's SCOPE of Pain receives national award
White House Drug Control Policy Director Michael Botticelli has awarded Boston University School of Medicine's Safe and Competent Opioid Prescribing Education program a 2014 National High Intensity Drug Trafficking Area award for Outstanding Prevention Effort.
Farmers can better prevent nutrient runoff based on land characteristics
Doing more to keep farm runoff out of the country's waterways can start with a few key questions about what the land looks like, thanks to UI researchers.
Autism genes activate during fetal brain development
Scientists at the University of California, San Diego School of Medicine have found that mutations that cause autism in children are connected to a pathway that regulates brain development.
Bacterial defense mechanism targets duchenne muscular dystrophy
Researchers at Duke University have demonstrated a gene therapy technique that has the potential to treat more than half of the patients suffering from Duchenne Muscular Dystrophy by targeting a large region of the gene that contains many different mutations that cause the disease.
TGen COO Tess Burleson honored as one of Phoenix's 2015 Outstanding Women in Business
Tess Burleson, Chief Operating Officer at the Translational Genomics Research Institute, is among the Phoenix Business Journal's 2015 Outstanding Women in Business.
Study finds physicians less likely than other health professionals to be divorced
The largest investigation of divorce rates among physicians has made what may be a surprising finding -- physicians are actually less likely to be or to have been divorced than those in other occupations -- including lawyers, nurses, and other health care professionals.
Altered microbiome linked to liver disease in adolescents with cystic fibrosis
Michael Narkewicz, MD, professor of pediatrics at the University of Colorado School of Medicine, and colleagues potential found targets for therapy for some adolescents with cystic fibrosis who develop advanced liver disease.
Secret of extinct British marine reptile uncovered
A new type of ichthyosaur, an extinct marine reptile which was alive at the same time as the dinosaurs, has been identified from a fossil found on Dorset's Jurassic coast.
Getting a grip on exotic atomic nuclei
A new model describing atomic nuclei, proposed by a physicist from the University of Warsaw Faculty of Physics, more accurately predicts the properties of various exotic isotopes that are created in supernova explosions or inside nuclear reactors.
New growth factor indicates possible regenerative effects in Parkinson's disease
Researchers have long sought treatments that can slow the progression of Parkinson's disease.
Study confirms the feasibility of tracking parrots with GPS telemetry
Yes, it is possible to study parrots with GPS trackers--you just have to make them beak-proof.
The Lancet: Obesity Series exposes 'unacceptably slow' progress in tackling soaring global obesity rates over last decade: Global failure to tackle obesity epidemic demands new ways of thinking, say leading experts
Global progress towards tackling obesity has been 'unacceptably slow,' with only one in four countries implementing a policy on healthy eating up to 2010, according to a major new six-part series on obesity, published in The Lancet.
Methane leaks from three large US natural gas fields in line with federal estimates
Tens of thousands of pounds of methane leak per hour from equipment in three major natural gas basins that span Texas, Louisiana, Arkansas and Pennsylvania, according to airborne measurements published today.
Deconstructing the dynamic genome
Two international teams of researchers led by Ludwig San Diego's Bing Ren have published in the current issue of Nature two papers that analyze in unprecedented detail the variability and regulation of gene expression across the entire human genome, and their correspondence with the physical structure of chromosomes.
Epigenetic study highlights drug targets for allergies and asthma
Scientists have discovered over 30 new genes that predispose people to allergies and asthma, some of which could be targets for new drugs.
NASA satellite sees newborn Tropical Cyclone Marcia threatening Queensland
Part of the Queensland, Australia's eastern coast is now under warnings from Tropical Cyclone Marcia.
Researchers developed a cost-effective and efficient rival for platinum
Researchers in Aalto University, Finland succeeded in creating an electrocatalyst that is needed for storing electric energy made of carbon and iron.
Study to begin on developing diagnostics for deadly mold infection
A new grant will fund research to develop a diagnosis for this rare fungal infection that strikes about 2,000 people in the US every year and kills more than half of them.
NIH expands key tuberculosis research program
The National Institute of Allergy and Infectious Diseases, part of the National Institutes of Health, is expanding its Tuberculosis Research Units program in an effort to drive innovation in tuberculosis research.
CU School Of Medicine researchers offer new target for treating asthma
In the article in Nature Communications, Christopher Evans, PhD, associate professor of medicine at the CU School of Medicine, and his co-authors found that the protein Mucin 5AC plays a critical role in airway hyperreactivity, a characteristic feature of asthma that makes it difficult to breathe.
NSF and Popular Science announce 2015 Vizzies winners
The awards mark completion of the first NSF and Popular Science challenge collaboration that celebrates the use of visual media to clearly and accessibly communicate scientific data and research.
Liver disease study earns University of Alberta's Dr. David Lim the A.S.P.E.N. Vars Award
David Lim, M.D., C.M., of the University of Alberta has been named the winner of the 2015 Harry M.
Igniting the air for atmospheric research
Ultra-strong infrared lasers can turn the air into an optical lens, and this lens focuses the laser beam.
Research shows value of additional PET/CT scans in follow-up of lung cancer patients
New research from Johns Hopkins School of Medicine reveals a high value of scans which could lead to future change of reimbursement policies for follow-up positron emission tomography/computed tomography studies in lung cancer.
Improved health care systems needed to combat obesity crisis
Policy and environmental changes are very important in preventing unhealthy weight gain but may not help people with severe obesity achieve substantial weight loss, according to a report published online Feb.
Licorice extract protects the skin from UV-induced stress
New research published in the January 2015 issue of Experimental Dermatology introduces a new plant-derived agent which protects skin from the harmful effects of ultraviolet irradiation.
New insights into origins of the world's languages
Linguists have long agreed that languages from English to Greek to Hindi, known as 'Indo-European languages', are the modern descendants of a language family which first emerged from a common ancestor spoken thousands of years ago.
Osteoarthritis patients will benefit from jumping exercise
Progressive high-impact training improved the patellar cartilage quality of the postmenopausal women who may be at risk of osteoporosis (bone loss) as well as at risk of osteoarthritis.
Hair dye 'CSI' could help police solve crimes
Criminals with a penchant for dyeing their hair could soon pay for their vanity.
Keeping atherosclerosis in-check with novel targeted inflammation-resolving nanomedicines
Nanometer-sized 'drones' that deliver a special type of healing molecule to fat deposits in arteries could become a new way to prevent heart attacks caused by atherosclerosis, according to a study in pre-clinical models by scientists at Brigham and Women's Hospital and Columbia University Medical Center.
Surge in e-cigarette use triggers new health research and calls for regulation
Sales of e-cigarettes, which emerged on the US market less than 10 years ago, are booming, reaching an estimated $2.2 billion in 2014.
Moths shed light on how to fool enemy sonar
It's hard to hide from a bat: The camouflage and mimicry techniques that animals use to avoid becoming a meal aren't much use against a predator using echolocation.
Roadmap Epigenomics project releases latest 'annotations' to the human genome
The human genome project captured the public imagination when its first draft was published 14 years ago this week in the international science journal Nature, but the epigenome may hold the real promise for conquering disease.
For the first time, spacecraft catch a solar shockwave in the act
A solar storm has been found to produce 'ultrarelativistic, killer electrons' in 60 seconds.
Loyola receives grant to develop health improvement program for low-income minorities
Loyola University Chicago health sciences researchers have received a $500,000 grant from the George M.
Obtaining a better understanding of processes in the atmospheric boundary layer
In order to improve its forecasts, over the next four years the German Meteorological Service will be sponsoring a new professorship for boundary layer meteorology at the Goethe University with the amount of 1.2 million euros.
Global warming to increase ocean upwelling, but fisheries impact uncertain
A report to be published Thursday in the journal Nature suggests that global warming may increase upwelling in several ocean current systems around the world by the end of this century, especially at high latitudes, and will cause major changes in marine biodiversity.
Doctoral students to develop gentle anti-tumor drugs
Medication that specifically targets cancer cells and delivers its active agent without harming healthy cells -- this is what doctoral students of the Magicbullet network will be working on from mid-2015.
New insights into 3-D genome organization and genetic variability
While genomics is the study of all of the genes in a cell or organism, epigenomics is the study of all the genomic add-ons and changes that influence gene expression but aren't encoded in the DNA sequence.
Where ants go when nature calls
Ants may use the corners of their nest as 'toilets'.
Needle-free vaccination: How scientists ask skin cells for help
New research published in the January 2015 issue of Experimental Dermatology introduces a new approach to stimulate the skin immune response by applying needle-free vaccination.
Study confirms LSU Health finding of higher diabetes indicator in black children
A new study confirms the findings of two earlier LSU Health New Orleans studies that the definitive indicator of diabetes control, the HbA1c, is deceptively high in African-American children.
Help for people with muscle cramps?
A new treatment may bring hope for people who suffer from muscle cramps or spasms from neuromuscular disorders, diseases such as multiple sclerosis or simply from nighttime leg cramps that keep people from sleeping, according to a study released today that will be presented at the American Academy of Neurology's 67th Annual Meeting in Washington, D.C., April 18-25, 2015.
Neighboring birds sing 'out of tune'
Great tits living next to each other may sing their songs at significantly different rates, more or less frequently, as compared to non-neighboring birds.
A bodyguard for your ears
Our hearing has a secret bodyguard, a newly discovered connection from the cochlea to the brain that warns of intense incoming noise that causes tissue damage and hearing loss.
Funding cutting-edge, collaborative research
Materials science and engineering research thrives in collaborative environments, and now we have 12 more examples of how the National Science Foundation helps ensure creative, inclusive environments where progress can be made in this diverse scientific discipline.
Dresden researchers manage transplantation of adrenal cells encapsulated in a bioreactor
If the function of the adrenal gland is disturbed it does not produce enough stress-adjusting messengers.
MD Anderson joins CATCH Global Foundation
Cancer prevention experts at The University of Texas MD Anderson Cancer Center have allied with the CATCH Global Foundation, whose comprehensive child health program reaches children and their families in more than 10,000 educational settings nationwide, to promote behavior that will lower children's lifelong risk of developing cancer.
Georgia State receives $2.7 million grant to improve blood transfusion outcomes
The Georgia Health Policy Center at Georgia State University has received a five-year, $2,669,903 award from the US Centers for Disease Control and Prevention that will allow the GHPC and partnering organizations to look at transfusion-related complications in patients with hemoglobin disorders (sickle cell disease and thalassemia) and improve their outcomes.
Videos help seriously ill patients outline their end-of-life wishes
Most seriously ill elderly people who view video material about the pros and cons of resuscitation and assistive procedures, such as intubation to help with breathing or the administration of drugs, decide they would rather not receive such treatment when the time comes.
A good night's sleep keeps your stem cells young
In a study just published in the journal Nature, scientists at the Deutsches Krebsforschungszentrum Heidelberg and at the Institute for Stem Cell Technology and Experimental Medicine have uncovered that environmental stress is a major factor in driving DNA damage in adult hematopoietic stem cells.
Many teens with clinical excessive daytime sleepiness test positive for marijuana
A new study shows that many adolescents with excessive daytime sleepiness consistent with a clinical diagnosis of narcolepsy test positive for marijuana, emphasizing the importance of drug screening when interpreting diagnostic sleep studies for teens.
Fearless birds and shrinking salmon: Is urbanization pushing Earth's evolution to a tipping point?
That humans and our cities build affect the ecosystem and even drive some evolutionary change is already known.
Words used in Chinese books illuminate how a nation's values changed during reforms
Individualistic values have been rising in China as the country has undergone rapid economic and social change, researchers report.
Can a bacterial virus from Jerusalem sewage prevent root canal infections?
Every year, drug-resistant infections kill hundreds of thousands of people worldwide.
Cheap solar cells made from shrimp shells
Researchers at Queen Mary University of London have successfully created electricity-generating solar cells with chemicals found the shells of shrimps and other crustaceans for the first time.
Possible strategy identified to combat major parasitic tropical disease
Research led by St. Jude Children's Research Hospital scientists has identified a potential target in the quest to develop a more effective treatment for leishmaniasis, a parasitic tropical disease that kills thousands and sickens more than 1 million people worldwide each year.
The science of movie explosions (video)
Blockbuster action movies probably won't win any Oscars this Sunday, but the science behind these films' *spectacular* explosions is worthy of recognition.
Ebola and the International Health Regulations Treaty
The West Africa Ebola outbreak has shone a spotlight on lapses in the 2007 International Health Regulations Treaty, which was intended to improve the capacity of all countries to detect, assess, notify, and respond to public health threats of international concern.
New paper-like material could boost electric vehicle batteries
Researchers at the University of California, Riverside's Bourns College of Engineering have developed a novel paper-like material for lithium-ion batteries.
Mutant bacteria that keep on growing
The typical Escherichia coli, the laboratory rat of microbiology, is a tiny 1-2 thousandths of a millimeter long.
Major changes in coastal marine ecosystems forecasted in new climate models
By the end of the 21st century, climate change will significantly alter an important oceanographic process that regulates the productivity of fisheries and marine ecosystems, Northeastern researchers report in a new paper in published online Wednesday in the journal Nature.
NIH-sponsored HIV vaccine trial launches in South Africa
A clinical trial has launched in South Africa to study an investigational HIV vaccine regimen for safety and the immune responses it generates in volunteers.
NIH-supported trials to evaluate long-acting injectable anti-retrovirals to prevent HIV
Two new clinical trials are examining the safety and acceptability of antiretroviral medicines administered via injection as a means of protecting against HIV infection.
Scripps Florida scientists announce anti-HIV agent so powerful it can work in a vaccine
In a remarkable new advance against the virus that causes AIDS, scientists from the Jupiter, Fla., campus of the Scripps Research Institute have announced the creation of a novel drug candidate so potent and universally effective, it might work as part of an unconventional vaccine.

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