Brightsurf Science News & Current Events

December 19, 2016
El Niño fueled Zika outbreak, new study suggests
Scientists at the University of Liverpool have shown that a change in weather patterns, brought on by the 'Godzilla' El Niño of 2015, fueled the Zika outbreak in South America.

Vitamin E and selenium don't prevent polyps that can lead to colorectal cancer
A SWOG review of ancillary SELECT results definitively shows that two antioxidants, vitamin E and selenium, don't prevent colorectal adenomas -- polyps that are the premalignant precursors to most colorectal cancers.

Exploring future preventive strategies for patients at imminent risk of hip fracture
Expert panel review of current approaches for hip fracture prevention in patients at imminent risk of hip fractures looks at existing challenges & unmet needs.

'Tiny earthquakes' help scientists predict mountain rock falls
Scientists have developed a new way to predict when mountain rock falls will happen -- in regions where people go skiing and climbing.

Children with higher genetic risk for obesity respond more strongly to fast food ads
Dartmouth researchers have found that children with a genetic risk for obesity had greater activity in brain reward centers when watching fast food commercials, which could help us to understand why some children are more likely to overeat.

Potential Alzheimer's medication shows promise in mouse model of neurodegenerative disease
This month in the JCI, work led by Andrew Tobin at the University of Leicester tested two drugs that specifically target the M1 muscarinic acetylcholine receptor in a mouse model of Alzheimer's disease and discovered that the treatments had promising effects on symptoms of cognitive decline.

Hypoxia signaling plays a physiological role in the formation of the heart
CNIC scientists demonstrate the fundamental importance of the hypoxia response in the maturation of the heart ventricles.

Girls with poorer motor skills more likely than boys to be obese
Young girls who exhibit a poor mastery of fundamental movement skills (FMS) are more likely to be obese than boys who have similarly low skills, according to research led by Coventry University.

The case of the missing diamonds
A Washington University physicist practiced at finding tiny diamonds in stardust from the pre-solar universe has repeatedly failed to find them in Younger Dryas sedimentary layers, effectively discrediting the hypothesis that an exploding comet caused the sudden climate reversal at the end of the last Ice Age.

Preventing medical communication errors
Structured tools can reduce 'end-of-round time compression' during multidisciplinary morning rounds in the hospital, according to a new study out of the University of Illinois at Chicago.

Cardiac imaging detects serious residual septal defects during child open heart surgery
Using cardiac imaging during heart surgery can detect serious residual holes in the heart that may occur when surgeons repair a child's heart defect, and offers surgeons the opportunity to close those holes during the same operation.

180-million-year-old rocks lend insight into Earth's most powerful earthquakes
The raggedness of the ocean floors could be the key to triggering some of the Earth's most powerful earthquakes, scientists from Cardiff University have discovered.

Disgust is way of communicating moral rather than self-interested motivation
New research carried out by psychologists at the University of Kent has shown for the first time that a decision to express disgust or anger depends on the motives a person seeks to communicate.

White matter structure in the brain predicts cognitive function at ages 1 and 2
A new study led by University of North Carolina School of Medicine researchers concluded that patterns of white matter microstructure present at birth and that develop after birth predict the cognitive function of children at ages 1 and 2.

Ultra-thin solution to primary obstacle in solid-state battery development
Advance could lead to improved battery safety, performance and cost.

Dietary sugar guidelines are based on low quality evidence
The research team identified problems with the nutritional guidelines and in particular problems with the research that supported the guidelines' recommendations.

Poll: Some parents forgo car seats, other safety measures while traveling
What some parents may not plan for ahead of vacation: accidental poisoning risks, gun safety and Uber rides.

WCS spearheads conservation science for US jaguar recovery plan
A recovery plan for the Western Hemisphere's largest cat species along the US-Mexico border was released today by the US Fish and Wildlife Service (USFWS).

Stroke: Brain cells potentiate harmful electrical discharges
In the aftermath of stroke, brain damage is exacerbated by electrical discharges.

An invisible electrode
Flexible transparent conductor free of reflection and scattering is in Nature Communications.

New biomarker predicts Alzheimer's disease and link to diabetes
Iowa State University researchers say higher levels of the enzyme, autotaxin, significantly predict memory impairment and type 2 diabetes.

Manganese nodules as breeding ground for deep-sea octopuses
Manganese nodules on the seabed of the Pacific Ocean are an important breeding ground for deep-sea octopuses.

Movement of rainforest butterflies restricted by oil palm plantations
Scientists at the University of York have found that oil palm plantations, which produce oil for commercial use in cooking, food products, and cosmetics, may act as a barrier to the movement of butterflies across tropical landscapes.

Ancient Chinese malaria remedy fights TB
A centuries-old herbal medicine, discovered by Chinese scientists and used to effectively treat malaria, has been found to potentially aid in the treatment of tuberculosis and may slow the evolution of drug resistance.

KU Leuven awards honorary doctorate to Louise O. Fresco
As part of its Patron Saint's Day celebrations on Feb.

Pioneer in corneal surgery receives cornea society's highest honor
The Cornea Society has awarded Jonathan Lass, MD, the Castroviejo Medal, its highest honor.

Neglect and abuse in childhood could have long-term economic consequences
People who suffer neglect and abuse in childhood are much more likely to have time off work due to long-term sickness and less likely to own their own homes when they reach middle age than their peers, according to new research undertaken at UCL.

The man who mistook his wife for an imposter
Neuroscientists at BIDMC released a new study in the journal Brain that reveals the mystery of delusional misidentification syndromes (DMS), a complex symptom generated in the brain that causes patients to become convinced that a loved one has been replaced by an imposter.

Why exposure to rhythmic stimulation at certain frequencies facilitate epileptic seizures
New research proposes an explanation for the occurrence of epileptic seizures as a result of the exposure to certain stimuli.

Topical treatment activates immune system to clear precancerous skin lesions
A combination of two FDA-approved drugs -- a topical chemotherapy and an immune-system-activating compound -- was able to rapidly clear actinic keratosis lesions from patients participating in a clinical trial.

Studies of one of the world's rarest birds, the Rufous-headed Robin
Researchers at the Chinese Academy of Sciences in Beijing and Uppsala University, Uppsala, Sweden have put together all known information about the endangered Rufous-headed Robin.

Tumor DNA in blood may serve as prognostic marker of pancreatic cancer
The presence of circulating tumor DNA (ctDNA) isolated from blood samples of patients with pancreatic adenocarcinoma was associated with poor outcomes.

Satellites help discover a jet stream in the Earth's core
A jet stream within the Earth's molten iron core has been discovered by scientists using the latest satellite data that helps create an 'X-ray' view of the planet.

Study: How to keep nanoparticle caterpillars safe from the crows of the immune system
A University of Colorado Cancer Center paper published Dec. 19 in the journal Nature Nanotechnology details how the immune system recognizes nanoparticles, potentially paving the way to counteract or avoid this detection.

Rare look at youth post detention is bleak
A new Northwestern Medicine study offers a bleak assessment in a rare look at the outcomes of delinquent youth five and 12 years after juvenile detention.

First use of graphene to detect cancer cells
By interfacing brain cells onto graphene, researchers at the University of Illinois at Chicago have shown they can differentiate a single hyperactive cancerous cell from a normal cell, pointing the way to developing a simple, noninvasive tool for early cancer diagnosis.

Newly identified pathway in mitochondria fuels tumor progression across cancer types
Scientists at The Wistar Institute have identified a novel protein pathway across several types of cancer that controls how tumor cells acquire the energy necessary for movement, invasion and metastasis.

An ancient mechanism helps a cell to resist stress
Biologists from the Lomonosov Moscow State University in collaboration with colleagues from the Engelhardt Institute of Molecular Biology, Russian Academy of Sciences used RNA transfection and in vitro techniques to show how the same mRNA can direct protein synthesis in a cell by four different means.

Groundbreaking research dispels outdated UK myths around Economic Tyre Turning
A project that could lead to major cost savings for UK rail operators has earned a prestigious award for a University of Huddersfield researcher.

Racial/Ethnic Disparities in Achieving Positive Outcomes After Detention for Youth
Many delinquent youth who serve time in detention fail to achieve long-term positive outcomes, including getting a high school diploma, having a job, abstaining from substance abuse and desisting from criminal activity, according to a new study published online by JAMA Pediatrics that highlights the racial/ethnic disparities in reaching these milestones.

Fuel cells with PFIA-membranes
HZB scientists have teamed up with partners of 3M Company in order to explore the water management in an alternative proton exchange membrane type, called PFIA.

Tortoise electrons trying to catch up with hare photons give graphene its conductivity
How electrons interact with other electrons at quantum scale in graphene affects how quickly they travel in the material, leading to its high conductivity.

Researchers model the way into a nuclear future
The main type of nuclear fuel is the uranium oxide pellet composition.

Public wheat breeder consortium to be developed by USDA grant
AMARILLO - Texas A&M AgriLife Research's wheat genetic and breeding programs will have genes in play when a multi-state, multi-agency project establishes a nationally coordinated consortium to advance wheat yields.

Landmark Alzheimer's prevention trial to evaluate third drug
An international team led by Washington University School of Medicine in St.

CRISPR screening identifies potential HIV treatment targets
Targeting human genes required for HIV infection but not T cell survival may avoid inducing treatment resistance

New online journal receives overwhelming response to first issue
A software program that can instantly harmonise a Beatles song in the style of Bach.

Newly discovered 'Casper' octopod at risk from deep-sea mining
Last spring, researchers made headlines with the discovery of what was surely a new species of octopod, crawling along the seafloor at a record-breaking ocean depth of more than 4,000 meters off of Hawaii.

Starfish larvae create complex water whorls to eat and run
Tiny starfish larvae employ a complex and previously unknown survival mechanism involving whorls of water that either bring food to them or speed them away to better feeding grounds.

Long-term anti-inflammatory drug use may increase cancer-related deaths for certain patients
Regular use of over-the-counter non-steroidal inflammatory drugs (NSAIDs) such as aspirin and ibuprofen is associated with an increased risk of dying in patients diagnosed with Type 1 endometrial cancers, according to a new population-based study led by The Ohio State University Comprehensive Cancer Center -- Arthur G.

CRISPR screening identifies potential HIV treatment targets
Investigators from the Ragon Institute of MGH, MIT and Harvard and the Broad Institute of MIT and Harvard have used the revolutionary new gene-editing technology CRISPR-Cas9 to identify three promising new targets for treatment of HIV infection.

An interview with 2016 Priestley medalist Mostafa El-Sayed (video)
For nearly 60 years as a chemist, Mostafa El-Sayed's uses lasers and other tools to better understand the properties and behavior of molecules and he is a pioneer in the use of nanomedicine to fight cancer.

Media coverage of studies needs more independent commentary
Media coverage of medical studies frequently includes comments from independent experts who lack expertise in the subject or who have undisclosed academic and financial conflicts of interest, according to a study in CMAJ (Canadian Medical Association Journal).

Noise sensitivity traced to changes in brain functions
The degree to which one is disturbed by noises of everyday life may be related to how the brain processes variations in the sound stream, according to new findings published in Scientific Reports.

Bionic pancreas system successfully controls blood sugar without risk of hypoglycemia
The bionic pancreas system developed by Boston University investigators proved better than either conventional or sensor-augmented insulin pump therapy at managing blood sugar levels in patients with type 1 diabetes living at home, with no restrictions, in a clinical trial led by a Massachusetts General Hospital physician.

Further evidence found for causal links between cannabis and schizophrenia
People who have a greater risk of developing schizophrenia are more likely to try cannabis, according to new research, which also found a causal link between trying the drug and an increased risk of the condition.

Mimicking biological movements with soft robots
Designing a soft robot to move organically -- to bend like a finger or twist like a wrist -- has always been a process of trial and error.

MU researchers caution parents to prevent electrical cord burns to the mouth
With millions of Americans decorating their homes for the holidays, tangles of extension cords and electrical wires are a common sight.

New stem cell delivery approach regenerates dental pulp-like tissue in a rodent model
Delivery of stem cells to damaged tooth roots using a collagen-derived biomaterial is effective at regenerating dental pulp-like tissue and shows promise as a potential therapy for restoring natural tooth function in a rodent model.

Women fare better than men 1 year after valve replacement
Women with significant aortic valve disease who undergo transcatheter aortic valve replacement (TAVR) are considered higher risk than men in some respects.

Hybrid wheat breeding gets almost $1 million USDA investment
Texas A&M AgriLife Research wheat breeders will continue to build on their development of hybrid wheat varieties through a joint grant with the University of Nebraska-Lincoln.

Study reveals inequalities in carbon footprints of Chinese households
Inequalities in China's household carbon footprints and incomes risk undermining the country's attempts to reduce its greenhouse gas emissions, according to new research involving the University of East Anglia (UEA).

Penn immunotherapy pioneer elected to National Academy of Inventors
Yvonne J. Paterson, Ph.D., a professor of Microbiology in the Perelman School of Medicine at the University of Pennsylvania, has been elected a fellow of the National Academy of Inventors.

New report outlines 10 measures for the prevention of sudden cardiac death
A new report presents 10 quality and performance measures that are intended to help stakeholders--including health systems, legislative bodies, and nongovernmental organizations, as well as healthcare practitioners, patients, families and communities -- in the effort to prevent sudden cardiac death.

Rudolph's antlers inspire next generation of unbreakable materials
Scientists from Queen Mary University of London (QMUL) have discovered the secret behind the toughness of deer antlers and how they can resist breaking during fights.

Surgical ablation found to be effective in reducing atrial fibrillation and improving quality of life
New clinical practice guidelines have been issued by The Society of Thoracic Surgeons (STS) that include major recommendations for the use of surgical ablation when treating atrial fibrillation (Afib), the most common type of irregular heartbeat.

Findings in tuberous sclerosis complex on the role of inflammation and epilepsy
Dr. Wong focused on ECG treatment in the mice and found that treatment did minimally correct some of the brain tissue abnormalities seen in the mouse model, but, more importantly, there was a small decrease in seizure development and slightly improved survival in these mice.

Vall d'Hebron Institute of Oncology spinout accelerates clinical trials
Mosaic Biomedicals SL today announced a merger with Northern Biologics Inc. that will enable the accelerated development of MSC-1, a humanized antibody expected to begin clinical trials across several tumor types in 2017, with multiple sites planned throughout Europe and North America.

Important element of immune defense against fungal infections discovered
Fungal infections are a serious health risk. They can be harmful especially to patients whose immune system is compromised through illness or chemotherapy.

Weight loss surgery linked to gastrointestinal complaints
Laparoscopic gastric bypass is an effective treatment for obesity, but a new study finds that patients who undergo the surgery often complain of gastrointestinal problems.

Mayo Clinic researchers announce discoveries from genome-wide study of liver disease
A study of unprecedented scale has led researchers to identify four previously unknown genetic risk locations for primary sclerosing cholangitis, a liver disease that lacks effective medical therapy.

Quirky summer monsoon behaviors affect rainfall in East Asia
Wu reviews the relationship between rainfall variations during the Indian and East Asian summer monsoons, the factors connecting these variations, and questions that researchers need to address.

Gut bacteria may hold key to treating autoimmune disease
Defects in the body's regulatory T cells cause inflammation and autoimmune disease by altering the type of bacteria living in the gut, researchers from The University of Texas Health Science Center at Houston have discovered.

Genetics link sleep disturbance with restless legs syndrome, schizophrenia and obesity
A team of American and British scientists have for the first time discovered genetic connections between sleep disturbance and a range of medical disorders including obesity.

Scientists replace piece of gene mutated in Duchenne muscular dystrophy in effort to make healthy
Scientists are using 'gene scissors' to cut off the code of a defective gene that results in progressively weaker muscles and death in Duchenne muscular dystrophy and replace it with a synthetic code they hope will one day restore healthy life to these patients.

Radiologists positioned to detect elder abuse but additional training and research needed
Radiologists may be uniquely positioned to identify elder abuse, but they don't have training or experience in detecting it, according to a study published in the December 2016 issue of the American Journal of Roentgenology (AJR).

Arctic lakes thawing earlier each year
Scientists from the University of Southampton have found Arctic lakes, covered with ice during the winter months, are melting earlier each spring.

Shortness of breath is an important signal of potential disease
Shortness of breath is an often overlooked symptom of what may be heart failure or COPD (Chronic Obstructive Pulmonary Disease).

New carbenoid species yields unexpected reactivity
To day, chemists synthesize cyclopropanes using pure E or Z alkenes as starting materials and usually, dangerous, unstable reagents such as diazomethane or iodomethylzinc iodide.

How to make health systems learning organizations
A health system becomes a learning system when it's able to continuously study its own performance and put that knowledge to work to improve itself.

Genetic study of primary sclerosing cholangitis reveals potential drug target
Primary sclerosing cholangitis is a debilitating rare disease of the liver with no effective treatment.

KU Leuven awards joint honorary doctorate to James P. Allison and Carl H. June
As part of its Patron Saint's Day celebrations on Feb.

Hospitalized patients treated by female physicians show lower mortality
Elderly hospitalized patients treated by female physicians are less likely to die within 30 days of admission, or to be readmitted within 30 days of discharge, than those cared for by male physicians, according to a new study led by researchers at Harvard T.H.

JAD's Alzheimer Funding Analyzer now includes Alzheimer's Association grants
The Journal of Alzheimer's Disease (JAD) is pleased to announce that its Alzheimer's Funding Analyzer (AFA) now includes all Alzheimer's Association (AA) grants in addition to grants from other funding bodies.

Studies refute hypothesis on what caused abrupt climate change thousands of years ago
Two new studies in the Journal of Quaternary Science refute the hypothesis that one or more comets/bolides struck North America approximately 12,900 years ago triggering rapid climate change and the start of the Younger Dryas period.

Culture not a factor in management styles globally
Geert Hofstede's 'Culture's Consequences' is one of the most influential management books of the 20th century.

Efforts are needed to optimize the use of biologics for treating patients with rheumatoid arthritis
The use of biologics, which are generally made from human and/or animal materials, has significantly changed the management of rheumatoid arthritis over the last decade, becoming the cornerstone treatment for many patients.

The transgender 'bathroom bill': Who wants it -- men or women?
Most women are not bothered much about the fact that they might at times share public bathrooms designated for females with transgender women who were registered as men at birth.

UMN researchers provide molecular portraits of a new cancer drug target
Unprecedented images of cancer genome-mutating enzymes acting on DNA provide vital clues into how the enzymes work to promote tumor evolution and drive poor disease outcomes.

American Ornithological Society takes flight
Two of the oldest and most influential professional ornithological societies in the world have legally merged, forming the American Ornithological Society (AOS), an organization devoted to advancing research focused on birds in the Western Hemisphere, promoting their conservation, and training the next generation of scientists.

Garret FitzGerald awarded an honorary fellowship by British Pharmacological Society
Garret A. FitzGerald, MD, FRS, director of the Institute for Translational Medicine and Therapeutics in the Perelman School of Medicine at the University of Pennsylvania, has been awarded an honorary fellowship by the British Pharmacological Society.

Earliest evidence discovered of plants cooked in ancient pottery
A team of international scientists, led by the University of Bristol, has uncovered the earliest direct evidence of humans processing plants for food found anywhere in the world.

DNA markers distinguish between harmless, deadly bacteria
Through a new study of the coccobacillus Francisella, Los Alamos National Laboratory researchers are working to use DNA markers to discern related but relatively harmless species as they are identified and to provide a means to distinguish them from the harmful F. tularensis.

Multi-social millennials more likely depressed than social(media)ly conservative peers
Compared with the total time spent on social media, use of multiple platforms is more strongly associated with depression and anxiety among young adults, the University of Pittsburgh Center for Research on Media, Technology and Health found in a national survey.

Keck School of Medicine of USC receives $2.5 Million for translational osteoarthritis research
Denis Evseenko, M.D., Ph.D., of Keck School of Medicine of USC receives a $2.5 million grant from CIRM to develop an off-the-shelf therapy for osteoarthritis.

Alzheimer's advance: Early stage study in mice show new drugs restore memory loss and prolong life
Breakthrough findings demonstrate a possible target and potential drug treatment to restore memory loss and extend life span in mice with neurodegeneration.

The deepwater horizon aftermath
Researchers analyze 125 compounds from oil spilled in the Gulf of Mexico to determine their longevity at different contamination.

Ring-tailed lemurs: Going, going, gone?
The ring-tailed lemur, a primate that is emblematic of the wild and wonderful creatures inhabiting the tropical island of Madagascar, is in big trouble -- there less than 2,500 left in wild, says new study involving the University of Colorado Boulder and the University of Victoria.

Huntsman Cancer Institute leads international colorectal study
Huntsman Cancer Institute (HCI) at the University of Utah will head an international study to find out how lifestyle and other health factors impact colon and rectal cancer outcomes.

Colorectal cancer prevention: A proven benefit of nonsteroidal anti-inflammatory drugs
Mayo Clinic researchers and a team of collaborating scientists from across the country have determined the comparative effectiveness of nonsteroidal anti-inflammatory drugs (NSAIDs), aspirin and several supplements in preventing the recurrence of advanced neoplasia (polyps that are the precursor of colorectal cancer) after polyp removal.

Ultrasound detects heart dysfunction after successful repair of aortic narrowing
New echocardiographic ultrasound methods can non-invasively evaluate deformation of the heart muscle in order to identify abnormal function in children who were operated for coarctation (narrowing) of the aorta.

New effort to promote careers in agriculture, natural resources
A new round of grants from the USDA National Institute of Food and Agriculture is designed to promote careers in agriculture and natural resource management, and educators with the University of Tennessee Departments of Plant Sciences and Agricultural Leadership, Education, and Communications (ALEC) are among the grant recipients.

How bacteria survive antibiotic treatment
Multiresistant bacteria scientists around the world are working hard to win the battle against multi-resistant bacteria.

Nanoparticle-based method shows promise in DNA vaccine delivery
Researchers have developed a novel method for delivering therapeutic molecules into cells.

Americans believe climate change connected to location and local weather
A new study finds local weather may play an important role in Americans' belief in climate change.

New prehistoric bird species discovered
A team of scientists at the University of Rochester has discovered a new species of bird in the Canadian Arctic.

Barramundi populations at risk from acid oceans
Wild barramundi populations are likely to be at risk under ocean acidification, a new University of Adelaide study has found.

Remarkable recovery in patients diagnosed with newly defined movement disorder
A team of researchers from UCL Great Ormond Street Institute of Child Health, University of Cambridge and the NIHR Rare Disease Bioresource have identified mutations in the KMT2B gene in 28 patients with dystonia.

On the road to autonomy, remember the operator
A model of human-autonomy interaction provides implementable guidelines for designing system autonomy to improve human situation awareness and overcome problems with boredom, complacency, overreliance, and trust.

RIT researchers estimate 10,000 metric tons of plastic enter Great Lakes every year
A new study by Rochester Institute of Technology that inventories and tracks high concentrations of plastic in the Great Lakes could help inform cleanup efforts and target pollution prevention.

UVA discovers powerful defenders of the brain -- with big implications for disease
A rare and powerful type of immune cell has been discovered in the meninges around the brain, suggesting the cells may play a critical but previously unappreciated role in battling Alzheimer's, multiple sclerosis, meningitis and other neurological diseases, in addition to supporting our healthy mental functioning.

Mayo Clinic researchers identify how liver fat stores provide energy source during fasting
In a recent Science Advances article, Mayo Clinic researchers show how hungry human liver cells find energy.

Detection system reads biomolecules in barcoded microgels
A team of researchers in Italy set out to develop a simple, ultrasensitive fluorescence detection system of in-flow microRNAs that uses spectrally encoded microgels.

The strange effects of thinking healthy food is costlier
Consumers believe healthy food must be more expensive than cheap eats and that higher-priced food is healthier -- even when there is no supporting evidence, according to new research.

Freezing in record lows? You may doubt global warming says USU scientist
Researchers from Utah State University, Boston University, The George Washington University and the University of Oxford report findings from analysis of experiential basis for skepticism about climate change in the United States.

Low-carb diet alleviates inherited form of intellectual disability in mice
Experimenting on mice with a genetic change similar to that found in people with a rare inherited disease called Kabuki syndrome, Johns Hopkins scientists report that a very low-carbohydrate diet can 'open up' DNA and improve mental function.

Investing in fisheries management improves fish populations
Research published this week in the Proceedings of the National Academy of Sciences suggests that successful fisheries management can be best achieved by implementing and enforcing science-based catch or effort limits.

Satellites observe 'traffic jams' in Antarctic Ice Stream caused by tides
Nine months of continual radar observation reveals the complex changing patterns of ice stream movement in three dimensions that can inform predictions for the speed at which the ice caps will respond to a warming climate.

North Korean seismic event of May 2010 likely was earthquake, not nuclear test
A tiny seismic event that occurred in North Korea on May 12, 2010, appears to be an earthquake rather than a small underground nuclear explosion, according to a new analysis published in the Bulletin of the Seismological Society of America.

New research shows uptick in past-month marijuana use among women of reproductive age
A new study by researchers at Columbia University's Mailman School of Public Health found that the prevalence of past-month marijuana use among reproductive-aged women rose from 2.4 percent in 2002 to 3.9 percent in 2014, an increase of 62 percent.

Male or female physician: Does it matter in death, hospital readmission rates?
Do hospitalized Medicare beneficiaries treated by female internists have lower rates of 30-day mortality and hospital readmission than those patients treated by men?

With eyes or noses? How young children use sensory cues to make social decisions
New research from the Monell Center reveals that children begin using olfactory information to help guide their responses to emotionally-expressive faces at about five years of age.

UTMB develops an oral vaccine against Salmonella
Researchers from The University of Texas Medical Branch at Galveston have developed a vaccine against salmonella poisoning designed to be taken by mouth.

Daily sugar intake guidelines are based on low quality evidence
Nutritional guidelines restricting sugar intake are not based on reliable science, suggests a review published in Annals of Internal Medicine.

Bisphenol A in canned dog food may increase BPA concentrations in pets
Bisphenol A (BPA) is a widely used industrial chemical found in many household items, including resins used to line metal storage containers, such as food cans.

Genetic biomarker IDs patients with increased risk for heart damage by anthracycline chemo
Among women with breast cancer who received a type of chemotherapy called an anthracycline, those who had a certain genetic biomarker had a significantly increased risk for having anthracycline-induced congestive heart failure.

'Master regulator' in genes may make women more susceptible to autoimmune diseases
New research identifies an inflammatory pathway in women that could help explain why they develop autoimmune diseases at a much higher rate than men.

UTMB researchers develop first chikungunya vaccine from virus that does not affect people
Researchers from The University of Texas Medical Branch at Galveston have developed the first vaccine for chikungunya fever made from an insect-specific virus that doesn't have any effect on people, making the vaccine safe and effective.

Up to 8,400 heart attacks and strokes prevented through NHS Health Checks
The NHS Health Check program in England may have prevented an estimated 4,600 to 8,400 heart attacks, strokes, or death from these causes in its first five years, according to an independent review of the program led by Queen Mary University of London.

Sirt1 regulates proliferation and regeneration of glial progenitor cells after injury
Developing brains in newborns have a sizable pool of a certain type of immature progenitor cell that can be expanded and induced to replace cells lost to brain injury.

Pregnancy leads to changes in the mother's brain
A study directed by researchers from the UAB and IMIM are the first to reveal how pregnancy causes long-lasting alterations in brain structure, probably related to improving the mother's ability to protect and interact with the child.

Nutrition data review shows red meat has neutral effect on cardiovascular disease risk factors
Consuming red meat in amounts above what is typically recommended does not affect short-term cardiovascular disease risk factors, such as blood pressure and blood cholesterol, according to a new review of clinical trials from Purdue University.

Space-based lidar shines new light on plankton
A space-based sensor that can 'see' through fog, clouds and darkness has given scientists their first continuous look at the boom-bust cycles that drive polar plankton communities.

Astronomers release largest digital survey of the visible Universe
The world's largest digital survey of the visible Universe, mapping billions of stars and galaxies, has been publicly released.

Above and beyond megathrusts: Draining pore-fluids dampens tremors
While metamorphic reactions in the subducting slab liberate large amounts of fluids, low-frequency earthquakes (LFE) largely occur beneath impermeable unmetamorphosed overlying plate, and are rare beneath metamorphosed plate.

Light therapy effectively treats early prostate cancer
A new non-surgical treatment for low-risk prostate cancer can effectively kill cancer cells while preserving healthy tissue, reports a new UCL-led phase III clinical trial in 413 patients.

World Congress in Florence to feature latest advances in the bone, muscle and joint field
World Congress on Osteoporosis, Osteoarthritis & Musculoskeletal Diseases (WCO-IOF-ESCEO Florence 2017) will be held from March 23-26, 2017 in Florence, Italy.

Hormone concentrations in young mammals predict trade-offs later in life
Early development after birth can have profound effects on survival and reproduction.

Exhausted T cells
In a bid to better understand the gene expression patterns that control T cell activity, researchers at the La Jolla Institute for Allergy and Immunology mapped genome-wide changes in chromatin accessibility as T cells respond to acute and chronic virus infections.

Irish surgeon identifies emerging area of medical science
In a review published in the November issue of The Lancet Gastroenterology & Hepatology, Professor J.

Undocumented migrants may suffer from severe psychological distress
Undocumented migrants are an especially vulnerable group with regard to their health status, living conditions, and barriers to access to health care and social welfare.

New leaf study sheds light on 'shady' past
A new study led by a Berkeley Lab research scientist highlights a literally shady practice in plant science that has in some cases underestimated plants' rate of growth and photosynthesis, among other traits.

To bloom or not to bloom: That is the question
IBS plant scientists discover a new epigenetic mechanism that contributes to plants' decision to flower. 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