Subscribe: EurekAlert! - Breaking News
http://www.eurekalert.org/rss.xml
Added By: Feedage Forager Feedage Grade B rated
Language: English
Tags:
cancer  cells  found  light  new study  new  patients  published  research  researchers  scientists  study  surgery  university 
Rate this Feed
Rate this feedRate this feedRate this feedRate this feedRate this feed
Rate this feed 1 starRate this feed 2 starRate this feed 3 starRate this feed 4 starRate this feed 5 star

Comments (0)

Feed Details and Statistics Feed Statistics
Preview: EurekAlert! - Breaking News

EurekAlert! - Breaking News



The premier online source for science news since 1996. A service of the American Association for the Advancement of Science.



Last Build Date: Wed, 26 Jul 2017 20:42:01 EDT

Copyright: Copyright 2017 American Association for the Advancement of Science (AAAS); All rights reserved.
 



No longer lost in translation

Wed, 26 Jul 2017 00:00:00 EDT

Mouse models have advanced our understanding of immune function and disease in many ways but they have failed to account for the natural diversity in human immune responses. As a result, insights gained in the lab may be lost in translation. In their latest study, researchers at La Jolla Institute for Allergy and Immunology, developed a new approach to model human immune variation in the lab that overcomes the limitations of traditional mouse models.



Somersaulting simulation for jumping bots

Wed, 26 Jul 2017 00:00:00 EDT

In recent years engineers have been developing new technologies to enable robots and humans to move faster and jump higher. Soft, elastic materials store energy in these devices, which, if released carefully, enable elegant dynamic motions. A pair of new computational methods developed by a team of researchers from Massachusetts Institute of Technology (MIT), University of Toronto and Adobe Research takes first steps towards automating the design of the dynamic mechanisms behind these movements.



ACA reduced disparities in health care access, report shows

Wed, 26 Jul 2017 00:00:00 EDT

The Affordable Care Act (ACA) has helped to close the gap in health care access between residents of poor and higher-income households, a new report by Boston University School of Public Health (BUSPH) researchers shows.



As more adults are diagnosed with cystic fibrosis, radiologists look for patterns

Wed, 26 Jul 2017 00:00:00 EDT

Marked improvements have been made over the past few decades in managing cystic fibrosis, but as more adults are diagnosed with the disease radiologists can do more to monitor the wide spectrum of CF in adults, including nonclassic imaging findings, according to an article published in the July 2017 issue of the American Journal of Roentgenology (AJR).



Bringing deep learning to big screen animation

Wed, 26 Jul 2017 00:00:00 EDT

Modern films and TV shows are filled with spectacular computer-generated sequences computed by rendering systems that simulate the flow of light in a three-dimensional scene and convert the information into a two-dimensional image. But computing the thousands of light rays (per frame) to achieve accurate color, shadows, reflectivity and other light-based characteristics is a labor-intensive, time-consuming and expensive undertaking. An alternative is to render the images using only a few light rays.



NASA's Terra Satellite catches the end of Tropical Depression Kulap

Wed, 26 Jul 2017 00:00:00 EDT

NASA's Terra satellite passed over Tropical Depression Kulap as the storm was winding down in the Northwestern Pacific Ocean. Strong wind shear was affecting the storm as a result of nearby Typhoon Noru.



Satellite sees Tropical Depression Greg as a ghostly swirl of clouds

Wed, 26 Jul 2017 00:00:00 EDT

Tropical Depression Greg appears as a ghostly swirl of low clouds on satellite imagery from NOAA's GOES-West satellite on July 27.



Using powerful Dark Energy Camera, scientists reach the cosmic dawn

Wed, 26 Jul 2017 00:00:00 EDT

Arizona State University astronomers Sangeeta Malhotra and James Rhoads, working with international teams in Chile and China, have discovered 23 young galaxies, seen as they were 800 million years after the Big Bang. The results from this sample have been recently published in the Astrophysical Journal.



UAlberta and McGill scientists uncover a hidden calcium cholesterol connection

Wed, 26 Jul 2017 00:00:00 EDT

It's well known that calcium is essential for strong bones and teeth, but new research shows it also plays a key role in moderating another important aspect of health -- cholesterol.Scientists at the University of Alberta and McGill University have discovered a direct link between calcium and cholesterol, a discovery that could pave the way for new ways of treating high blood cholesterol.



Triple-layer catalyst does double duty

Wed, 26 Jul 2017 00:00:00 EDT

A single, robust catalyst that splits water into hydrogen and oxygen has been developed with Earth-abundant materials that approach the efficiency of more expensive platinum, according to Rice and University of Houston scientists.



Rice U. scientists map ways forward for lithium-ion batteries for extreme environments

Wed, 26 Jul 2017 00:00:00 EDT

Rice University materials scientists map the possibilities to improve commercial lithium-ion batteries expected to operate in extreme hot or cold.



Opting for weight-loss surgery at lower BMIs may be best for patients' health

Wed, 26 Jul 2017 00:00:00 EDT

The struggle to escape obesity is pointing more Americans toward bariatric surgery. But a new study shows that only one in three patients who have an operation succeed in getting their body-mass index below 30, the cutoff for obesity, in the first year. The odds were better for those who had surgery while they were still below a 'morbid obesity' BMI of 40.



NASA sees newly formed Tropical Storm Nesat near Philippines

Wed, 26 Jul 2017 00:00:00 EDT

Tropical Storm Nesat formed early on July 26 just east of the Philippines and NASA's Aqua satellite passed overhead gathering temperature data to determine the location of the most powerful storms. Imagery showed strong storms from Nesat's western side were affecting the central Philippines.



NASA watching Typhoon Noru head west in Northwestern Pacific

Wed, 26 Jul 2017 00:00:00 EDT

NASA's Aqua satellite provided a near-infrared look at Typhoon Noru as it continued its western track at sea, far to the southeast of Japan.



Atomic discovery opens door to greener, faster, smaller electronic circuitry

Wed, 26 Jul 2017 00:00:00 EDT

A key step in unlocking the potential for greener, faster, smaller electronic circuitry was taken recently by a group of researchers led by UAlberta physicist Robert Wolkow.The research team found a way to delete and replace out-of-place atoms that had been preventing new revolutionary circuitry designs from working. This unleashes a new kind of silicon chips for used in common electronic products, such as our phones and computers.



This week from AGU: Researchers uncover 200-year-old sunspot drawings in Maine

Wed, 26 Jul 2017 00:00:00 EDT

This week from AGU is a compilation of recent publications featuring research published in an AGU journal.



How bacteria maintain and recover their shape

Wed, 26 Jul 2017 00:00:00 EDT

Bacteria have an extraordinary ability to maintain and recover their morphology even after being twisted out of shape. Researchers know that shape is determined by the cell wall, yet little is known about how bacteria monitor and control it. Since the cell wall is the target of most antibiotics, understanding how bacteria grow their cell walls may provide insight into more effective medicines. Now, a team of researchers has found that Escherichia coli (E. coli) may use mechanical cues to keep their shape.



Involvement of prescription opioids in fatal car crashes climbs sevenfold

Wed, 26 Jul 2017 00:00:00 EDT

The percentage of fatally injured drivers who tested positive for prescription opioids rose sevenfold from 1 percent in 1995 to over 7 percent in 2015, according to a new study at Columbia University's Mailman School of Public Health.



Traces of adaptation and cultural diversification found among early North American stone tools

Wed, 26 Jul 2017 00:00:00 EDT

Using new 3-D methods to analyze stone projectile points crafted by North America's earliest human inhabitants, Smithsonian scientists have found that these tools show evidence of a shift toward more experimentation about 12,500 years ago, following hundreds of years of consistent stone-tool production. The findings provide clues into changes in social interactions during a time when people are thought to have been spreading into new parts of North America.



DAWN of a new day for stroke patients as study promises new options and a wider treatment window

Wed, 26 Jul 2017 00:00:00 EDT

Results of the first study showing some acute stroke patients could benefit from neuroendovascular surgery 6 to 24 hours after a stroke will be presented at the Society of NeuroInterventional Surgery's (SNIS) 14th Annual Meeting.



NASA eyes compact Hurricane Hilary

Wed, 26 Jul 2017 00:00:00 EDT

When the NASA-NOAA Suomi NPP satellite passed over the Eastern Pacific Ocean on July 25 it captured a visible close-up of Hurricane Hilary.



New study recommends alternative pain relief for knee replacement patients

Wed, 26 Jul 2017 00:00:00 EDT

A new study led by researchers at University Hospitals Coventry and Warwickshire NHS Trust and the University of Warwick has recommended an alternative method of pain relief for patients undergoing knee replacement surgery.



NASA sees Irwin before it weakened to a Tropical Storm

Wed, 26 Jul 2017 00:00:00 EDT

Irwin was still a hurricane when the NASA-NOAA Suomi NPP satellite passed over the Eastern Pacific Ocean on July 25. Eighteen hours later, Irwin weakened to a tropical storm.



Physicists gain new insights into nanosystems with spherical confinement

Wed, 26 Jul 2017 00:00:00 EDT

Theoretical physicists led by Professor Kurt Binder and Dr. Arash Nikoubashman at Johannes Gutenberg University Mainz (JGU) in Germany have used computer simulations to study the arrangement of stiff polymers in spherical cavities.



Stanford researchers engineer 3-D hydrogels for tissue-specific cartilage repair

Wed, 26 Jul 2017 00:00:00 EDT

Unlike the one-size-fits-all, homogeneous approach to tissue engineering for cartilage replacement, a new study reports the ability to encapsulate cartilage-forming chondrocytes and mesenchymal stem cells in 3-D hydrogels within a stiffness gradient.



Research evaluates impact of surgical modality on breast-specific sensuality

Wed, 26 Jul 2017 00:00:00 EDT

Does the type of surgery used to treat breast cancer impact a woman's sensuality and sexual function in survivorship? New research from Women & Infants Hospital analyzed the association of surgical modality with sexual function and found that breast-specific sensuality and appearance satisfaction are better with lumpectomy and may correlate with improved sexual function post-operatively.



Massive star's dying blast caught by rapid-response telescopes

Wed, 26 Jul 2017 00:00:00 EDT

A blast of gamma rays from space detected in June 2016 is helping astronomers resolve long-standing questions about the universe's most powerful explosions.



Quantifying lower limb muscle weakness in Osteogenesis Imperfecta type IV

Wed, 26 Jul 2017 00:00:00 EDT

To date, muscle function, and in particular that of the lower extremity, in OI type IV has not been investigated systematically. This study now assesses upper and lower extremity muscle function finding that lower limb weakness may contribute to limitations in mobility in people with OI Type IV despite multidisciplinary treatment.



Compound shows promise in treating melanoma

Wed, 26 Jul 2017 00:00:00 EDT

While past attempts to treat melanoma failed to meet expectations, an international team of researchers are hopeful that a compound they tested on both mice and on human cells in a petri dish takes a positive step toward creating a drug that can kill melanoma cancer cells without harming nearby healthy cells.



A new bird which humans drove to extinction discovered in Azores

Wed, 26 Jul 2017 00:00:00 EDT

Inside the crater of a volcano on Graciosa Island in the Azores archipelago, in the Atlantic Ocean, an international team of researchers has discovered the bones of a new extinct species of songbird, a bullfinch which they have named Pyrrhula crassa. The remains were found in a small cavity through which time ago the lava flowed. This bird disappeared a few hundreds of years ago due to human colonization of the islands and the introduction of invasive species.



Study uncovers potential 'silver bullet' for preventing and treating colon cancer

Wed, 26 Jul 2017 00:00:00 EDT

In preclinical experiments, researchers at VCU Massey Cancer Center have uncovered a new way in which colon cancer develops, as well as a potential 'silver bullet' for preventing and treating it. The findings may extend to ovarian, breast, lung, prostate and potentially other cancers that depend on the same mechanism for growth.



Research at Lake Baikal -- for the protection of a unique ecosystem

Wed, 26 Jul 2017 00:00:00 EDT

As part of the Helmholtz Russia Research Group LaBeglo, UFZ researchers are studying the impact of climate change and environmental toxins on the lake's fauna. In a recent study, together with researchers from the Helmholtz Centre for Polar and Marine Research (AWI) and the University of Irkutsk, they addressed the question of how Baikal amphipods that fulfil important ecological functions in the lake react to pollutants in the water.



Chatting coordinates heterogeneity

Wed, 26 Jul 2017 00:00:00 EDT

Bacterial populations can, under certain conditions, react in a coordinated manner to chemical messages produced by a minority of their members, as a new theoretical study carried out by LMU biophysicists shows.



Studies help understand why some people are so sure they're right

Wed, 26 Jul 2017 00:00:00 EDT

Two studies examine the personality characteristics that drive dogmatism in the religious and nonreligious. In both groups, higher critical reasoning skills were associated with lower levels of dogmatism. But these two groups diverge in how moral concern influences their dogmatic thinking.



Is extended-release guanfacine effective in children with chronic tic disorders?

Wed, 26 Jul 2017 00:00:00 EDT

A new study assessed the safety, tolerability, and effectiveness of extended-release guanfacine in children 6-17 years of age who have chronic tic disorders including Tourette's disorder.



New law could shore up US helium supply

Wed, 26 Jul 2017 00:00:00 EDT

Helium is essential for MRIs, the fiber optics that deliver images to our TVs, scientific research and of course, party balloons. In the past decade, helium prices have sky-rocketed due to supply shortages. But if small updates are made to an old law, the US could boost its domestic helium output and help keep critical medical tests and electronics running, reports Chemical & Engineering News (C&EN), the weekly news magazine of the American Chemical Society.



Longer-lasting fragrance is just a shampoo away, thanks to peptides

Wed, 26 Jul 2017 00:00:00 EDT

Many people select their shampoo based on smell. Unfortunately, that scent usually doesn't last long on hair. Now, one team reports in ACS Applied Materials & Interfaces a new way to help the fragrance 'stick' to hair longer.



Identifying major transitions in human cultural evolution

Wed, 26 Jul 2017 00:00:00 EDT

Over the past 10,000 years human cultures have expanded from small groups of hunter-gatherers to colossal and complexly organized societies. The secrets to how and why this major cultural transition occurred have largely remained elusive. In an article published on July 24 by Russell Gray and Joseph Watts in PNAS they outline how advances in computational methods and large cross-cultural datasets are beginning to reveal the broad patterns and processes underlying our cultural histories.



Drug combination shows better tolerance and effectiveness in metastatic renal cell cancer

Wed, 26 Jul 2017 00:00:00 EDT

A novel combination of nivolumab plus ipilimumab for patients with metastatic kidney cancer is proving to be a more effective treatment with more durable tumor response than the two immunotherapies used separately. The promising combination therapy demonstrated manageable safety, notable antitumor activity, and durable responses with better long term overall survival in patients with metastatic renal cell cancer.



The Society for Integrative and Comparative Biology 2017 Annual Meeting

Wed, 26 Jul 2017 00:00:00 EDT

For this episode of BioScience Talks, we chatted with presenters and personnel from SICB's 2017 annual meeting, which was held earlier this year in New Orleans.



Queen's University Belfast researcher turning dirty tinfoil into biofuel catalyst

Wed, 26 Jul 2017 00:00:00 EDT

A researcher at Queen's University Belfast has discovered a way to convert dirty aluminum foil into a biofuel catalyst, which could help to solve global waste and energy problems.



Managers often fail to use or understand their own data on customer satisfaction

Wed, 26 Jul 2017 00:00:00 EDT

Despite the millions companies spend to gather information about customer satisfaction, senior managers often fail to understand those customers' expectations.



Study sheds light on how body may detect early signs of cancer

Wed, 26 Jul 2017 00:00:00 EDT

Fresh insights into how cells detect damage to their DNA -- a hallmark of cancer -- could help explain how the body keeps disease in check. Scientists at the University of Edinburgh have discovered how damage to the cell's genetic material can trigger inflammation, setting in motion processes to remove damaged cells and keep tissues healthy.



SA child living with HIV maintains remission without ARVs since 2008

Wed, 26 Jul 2017 00:00:00 EDT

A 9-year-old South African diagnosed with HIV at a month old who received antiretroviral treatment during infancy has suppressed the virus for almost 9 years.



Talking to yourself in the third person can help you control emotions

Wed, 26 Jul 2017 00:00:00 EDT

The simple act of silently talking to yourself in the third person during stressful times may help you control emotions without any additional mental effort than what you would use for first-person self-talk -- the way people normally talk to themselves.  



Smokers who undergo a CT scan of their lungs more likely to quit

Wed, 26 Jul 2017 00:00:00 EDT

New research published in the scientific journal Thorax has found that smokers who undergo a CT scan of their lungs are more likely to quit smoking.



Understanding cell segregation mechanisms which help prevent cancer spread

Wed, 26 Jul 2017 00:00:00 EDT

Scientists have uncovered how cells are kept in the right place as the body develops, which may shed light on what causes invasive cancer cells to migrate.



ECDC estimate: Around 9 million Europeans are affected by chronic hepatitis B or C

Wed, 26 Jul 2017 00:00:00 EDT

An estimated 4.7 million Europeans are living with chronic hepatitis B and almost 4 million with chronic hepatitis C infection. But large numbers of them are not aware of their infection as they have not yet been diagnosed. On of World Hepatitis Day, ECDC Director Andrea Ammon highlights the need for Europe to scale-up coverage of testing, prevention interventions and linkage to suitable treatment services to achieve the target of eliminating viral hepatitis by 2030.



Identified the component that allows a lethal bacteria to spread resistance to antibiotics

Wed, 26 Jul 2017 00:00:00 EDT

A study performed at the Institute for Research in Biomedicine (IRB Barcelona) and involving the collaboration of the Centro de Investigaciones Biológicas (CIB-CSIC) in Madrid has identified the key component of the machinery that S. aureus uses to acquire and transfer genes that confer resistance to antibiotics.



Cultural flexibility was key for early humans to survive extreme dry periods in southern Africa

Wed, 26 Jul 2017 00:00:00 EDT

The early human techno-tradition, known as Howiesons Poort, associated with Homo sapiens who lived in southern Africa about 66,000 to 59,000 years ago indicates that during this period of pronounced aridification they developed cultural innovations that allowed them to significantly enlarge the range of environments they occupied.



Early dementia care improvement findings to be shared

Wed, 26 Jul 2017 00:00:00 EDT

Distractions during drug rounds contribute to the challenges of treating hospital patients living with dementia, but the involvement of family or carers can be hugely beneficial, according to early results from a five-year research programme into improving care. The first findings from the ongoing Peri-operative Enhanced Recovery hip FacturE Care of paTiEnts with Dementia (PERFECTED) programme will be presented at an international conference on global aging and health in San Francisco this week.



Competition for survival signals maintains immune balance

Wed, 26 Jul 2017 00:00:00 EDT

Although scarce, the recently discovered innate lymphoid cells vie with T cells for a shared source of interleukin-7, which helps them to survive. These findings could deepen our understanding of immune memory in vaccine and aging.



Biomarkers for identifying tumor aggressiveness

Wed, 26 Jul 2017 00:00:00 EDT

Future early-stage colon cancer patients could benefit from specific genetic tests that forecast their prognosis and help them make the right decision regarding chemotherapy. Two of the biomarkers are the MACC1 gene, high levels of which promote aggressive tumor growth and the development of metastasis, and a defective DNA mismatch repair (dMMR) system, which plays a role in tumor formation. Life expectancy is longer for patients with dMMR tumors and with low MACC1 gene activity.



Regulation of two-dimensional nanomaterials: New driving force for lithium-ion batteries

Wed, 26 Jul 2017 00:00:00 EDT

Two-dimensional nanomaterials have offered an unprecedented opportunity as electrode materials for high-performance lithium ion batteries. To further improve their electrochemical performance, some strategies, including hybridization with conductive materials, surface/edge functionalization, and structural optimization, were developed for manipulating the structures and properties of these sheet-like nanomaterials, which are expected to promote the commercialization steps of next-generation energy storage devices.



Liquid electrolyte contacts for advanced characterization of resistive switching memories

Wed, 26 Jul 2017 00:00:00 EDT

A new methodology to study resistive switching memories, based on the combination of ionic liquid gating experiments plus conductive atomic force microscopy, has been presented at the 2017 ChinaRRAM International Workshop.



Diffusion dynamics play an essential role in regulating stem cells and tissue development

Wed, 26 Jul 2017 00:00:00 EDT

New work describes vital aspects of diffusion processes in tissue development, including the roles that molecular diffusion gradients have on stem cell signaling pathways along with new modeling tools that describe gradients of nutrients and signaling factors in three-dimensional tissue constructs.



Large-mouthed fish was top predator after mass extinction

Wed, 26 Jul 2017 00:00:00 EDT

The food chains recovered more rapidly than previously assumed after Earth's most devastating mass extinction event about 252 million years ago as demonstrated by the fossilized skull of a large predatory fish called Birgeria americana discovered by paleontologists from the University of Zurich in the desert of Nevada.



Do all people experience similar near-death-experiences?

Wed, 26 Jul 2017 00:00:00 EDT

New research examines how frequently and in what order different aspects of self-reported near-death-experiences occur. By analyzing written first-hand accounts of near-death-experiences, the researchers looked at whether specific aspects of these experiences tend to occur in the same order for different people. They found that even though some events are more common, and some are more likely to follow one another, near-death-experiences tend to be unique to the individual in terms of chronology.



'Are we there yet?' -- explaining ADHD science to children

Wed, 26 Jul 2017 00:00:00 EDT

A collaboration between OIST and Brazilian researchers reported their latest brain research on ADHD in a scientific journal targeting -- and peer-reviewed by -- children.



User research at BER II: Lupin roots observed in the act of drinking

Wed, 26 Jul 2017 00:00:00 EDT

Lupins produce colourful blossoms and nutritious beans. Just how these plants draw water has now for the first time been observed in three dimensions by a University of Potsdam team at the HZB-BER II neutron source in Berlin. They improved the temporal resolution of neutron tomography more than onehundred-fold and obtained a detailed 3D image every ten seconds. This ultrafast neutron tomography is suitable as well for analyses of dynamic processes in other materials.



Humans identify emotions in the voices of all air-breathing vertebrates

Wed, 26 Jul 2017 00:00:00 EDT

Amphibians, reptiles, mammals -- all of them communicate via acoustic signals. And humans are able to assess the emotional value of these signals. This has been shown in a new study reported in 'Proceedings of the Royal Society B'. The authors interpreted their findings as evidence that there might be a universal code for the vocal expression and perception of emotions in the animal kingdom.



Osaka solar scientists rough up silicon panels to boost light capture

Wed, 26 Jul 2017 00:00:00 EDT

Osaka University scientists enhance conversion efficiency of crystalline Si solar cells by effectively preventing reflection loss, passivating a submicron silicon structure, and adding a rough nanoscale surface texture using simple and inexpensive processes.



Body ownership is not impaired in schizophrenia

Wed, 26 Jul 2017 00:00:00 EDT

Answering a long-standing question, EPFL scientists have determined that the sense of body ownership is not affected in schizophrenia patients.



Do we need separate his and hers medicine cabinets?

Wed, 26 Jul 2017 00:00:00 EDT

"We know that inflammatory diseases occur much more frequently in women than in men," says Prof. Oliver Werz of the Friedrich Schiller University Jena. The german pharmacist and his team, together with colleagues from Italy, Denmark and Sweden, have uncovered a significant cause for these sex differences at the molecular level. In two high-profile publications they show how the male sex hormone testosterone interferes with the biosynthesis of inflammatory substances, and additionally reduces the effectiveness of anti-inflammatory drugs.



Longer cooling does not harm and may even help out of hospital cardiac arrest patients

Wed, 26 Jul 2017 00:00:00 EDT

Eight out of 355 cardiac arrest patients who do not immediately wake up after hospitalisation, have benefited from being cooled down to a temperature of 33°C for as long as 48 hours. However, this does not provide researchers from Aarhus University and elsewhere with evidence to conclude that 48-hour cooling is preferable to the typical 24 hours when it comes to preventing brain damage. The level of uncertainty is too high and the difference too small to reach this conclusion.



Atlantic/Pacific ocean temperature difference fuels US wildfires

Wed, 26 Jul 2017 00:00:00 EDT

A new study shows that difference in water temperature between the Pacific and the Atlantic oceans together with global warming impact the risk of drought and wildfire in southwestern North America.



Scientists propose new approach to hitting the gym

Wed, 26 Jul 2017 00:00:00 EDT

James Cook University sports scientists are warning that fatigue from weight training can carry over to endurance training and the two activities must be better coordinated to maximise athletes' performance.



Trees can make or break city weather

Wed, 26 Jul 2017 00:00:00 EDT

Even a single urban tree can help moderate wind speeds and keep pedestrians comfortable as they walk down the street, according to a new University of British Columbia study that also found losing a single tree can increase wind pressure on nearby buildings and drive up heating costs.



New 3-D technique uses water and robotics to reconstruct complex objects

Wed, 26 Jul 2017 00:00:00 EDT

'Using a robotic arm to immerse an object on an axis at various angles, and measuring the volume displacement of each dip, we combine each sequence and create a volumetric shape representation of an object,' says Professor Andrei Scharf, of Ben-Gurion University of the Negev, Department of Computer Science.



Taking cue from nature, Disney Research designs machines that bend

Wed, 26 Jul 2017 00:00:00 EDT

Replacing rigid joints and linkages with mechanisms that bend offers a number of potential advantages, even as it makes designing devices more difficult. A computational design tool developed by Disney Research promises to make this transition from rigid to compliant mechanisms easier.



Disney Research makes augmented reality a group experience

Wed, 26 Jul 2017 00:00:00 EDT

Sit on Disney Research's Magic Bench and you may have an elephant hand you a glowing orb. Or you might get rained on. Or a tiny donkey might saunter by and kick the bench. It's a combined augmented and mixed reality experience, but not the type that involves wearing a head-mounted display or using a handheld device. Instead, the surroundings are instrumented rather than the individual, allowing people to share the magical experience as a group.



Adjusting fertilizers vital in claypan ag soils

Wed, 26 Jul 2017 00:00:00 EDT

New research could help claypan farmers improve yields while saving costs.



A large-scale 'germ trap' solution for hospitals

Wed, 26 Jul 2017 00:00:00 EDT

A team led by CU Boulder researchers has demonstrated a way for hospitals to create large negative pressure wards in order to prepare for disease outbreaks. By sealing off a whole hospital wing and adjusting the existing ventilation system, hospitals can dramatically increase their capacity to contain and treat large numbers of patients with airborne illnesses.



Getting closer to porous, light-responsive materials

Wed, 26 Jul 2017 00:00:00 EDT

Researchers at Kyoto University's Institute for Integrated Cell-Material Sciences (iCeMS) and the University of Tokyo have developed a light-responsive crystalline material that overcomes challenges faced in previous studies.



Waterlogged brain region helps scientists gauge damage caused by Parkinson's disease

Wed, 26 Jul 2017 00:00:00 EDT

Scientists at the University of Florida have discovered a new method of observing the brain changes caused by Parkinson's disease, which destroys neurons important for movement. The development suggests that fluid changes in a specific brain area could provide a way to track that damage. The study, published in the journal Brain, was supported by the National Institute of Neurological Disorders and Stroke, part of the National Institutes of Health.



Programming cells with computer-like logic

Wed, 26 Jul 2017 00:00:00 EDT

A team at Harvard's Wyss Institute for Biologically Inspired Engineering is presenting an all-in-one solution that imbues a molecule of 'ribo'nucleic acid or RNA with the capacity to sense multiple signals and make logical decisions to control protein production with high precision. The study's approach resulted in a genetically encodable RNA nano-device that can perform an unprecedented 12-input logic operation to accurately regulate the expression of a fluorescent reporter protein in E. coli bacteria.



Post-stroke patients reach terra firma with Wyss Institute's exosuit technology

Wed, 26 Jul 2017 00:00:00 EDT

In a new study published in Science Translational Medicine, a research team led by Conor Walsh collaborating with BU faculty members Terry Ellis, Lou Awad, and Ken Holt have demonstrated that exosuits can be used to improve walking after stroke -- a critical step in de-risking exosuit technology towards real-world clinical use.



Scientists regenerate retinal cells in mice in UW Medicine-led study

Wed, 26 Jul 2017 00:00:00 EDT

Scientists have succeeded in regenerating functional retinal cells in adult mice. Like humans, mice cannot repair damage to their retinas. However, because zebrafish can, researchers created in mice a version of the fish gene responsible for turning Muller glia into retinal cells if eye injury occurs. Researchers found way to prevent the gene's activity from being blocked as the mice got older. The new interneurons formed connections and reacted normally to signals from light-detecting cells in the retina.



Strange electrons break the crystal symmetry of high-temperature superconductors

Wed, 26 Jul 2017 00:00:00 EDT

Scientists have found surprising electron behavior that may help unravel the ever-elusive mechanism behind high-temperature superconductivity -- a phenomenon in which electrical current flows freely without resistance through a material at unusually high temperatures relative to those of conventional superconductors.



Should doctors work longer shifts?

Wed, 26 Jul 2017 00:00:00 EDT

This week, The BMJ looks at the issue of working hours and burnout among doctors.



Leaving Europe's nuclear regulator will put patients at risk, warns expert

Wed, 26 Jul 2017 00:00:00 EDT

The UK's proposed withdrawal from the European Atomic Energy Community (Euratom) would threaten the supply of essential medical isotopes (essential for some types of cancer treatment and medical imaging) putting patients at risk, argues an expert in The BMJ today.



Time to drop 'complete the course' message for antibiotics

Wed, 26 Jul 2017 00:00:00 EDT

The deeply embedded message that patients should 'complete the course' of antibiotics to avoid antibiotic resistance is not backed by evidence and should be dropped, argue experts in The BMJ today.



Brain cells found to control aging

Wed, 26 Jul 2017 00:00:00 EDT

Scientists at Albert Einstein College of Medicine have found that stem cells in the brain's hypothalamus govern how fast aging occurs in the body. The finding, made in mice, could lead to new strategies for warding off age-related diseases and extending lifespan. The paper was published online today in Nature.



Concerns that austerity policies reversing gains to reduce health inequalities in England

Wed, 26 Jul 2017 00:00:00 EDT

A cross government strategy, in place from 1997 to 2010, appears to have reduced health inequalities between the most deprived areas in England and the rest of the country, finds a study in The BMJ today.



Rise in e-cigarettes linked to rise in smokers quitting, say researchers

Wed, 26 Jul 2017 00:00:00 EDT

The recent rise in e-cigarette use among US adult smokers is associated with a significant increase in smoking cessation, finds a study published in The BMJ.



'Visionary' project to save the Belize coast provides valuable framework

Wed, 26 Jul 2017 00:00:00 EDT

A coastal zone management plan designed to safeguard Belize's natural assets has produced a win-win opportunity for people and the environment, providing a valuable framework for other coastal nations around the world where overfishing, development, and habitat degradation are increasingly serious problems.



Study calls for review into census capture of 'mixed' populations

Wed, 26 Jul 2017 00:00:00 EDT

Current methods of capturing mixed race/ethnicity populations in global censuses are unreliable, and must be reviewed to ensure increasingly diverse populations are effectively reported, a study published today in Ethnic and Racial Studies suggests.



Archaeologists find key to tracking ancient wheat in frozen Bronze Age box

Wed, 26 Jul 2017 00:00:00 EDT

A Bronze Age wooden container found in an ice patch at 2,650m in the Swiss Alps could help archaeologists shed new light on the spread and exploitation of cereal grains following a chance discovery.



Risk for bipolar disorder associated with faster aging

Wed, 26 Jul 2017 00:00:00 EDT

New King's College London research suggests that people with a family history of bipolar disorder may 'age' more rapidly than those without a history of the disease.



Americans are quitting smoking in higher numbers; study suggests e-cigarettes help

Wed, 26 Jul 2017 00:00:00 EDT

University of California San Diego School of Medicine and Moores Cancer Center researchers performed a population-level analysis of national surveys conducted from 2001 to 2015 and found that in the United States the smoking cessation rate increased for the first time in 15 years. The study suggests e-cigarettes helped users of the electronic devices to quit smoking traditional cigarettes.



What are risk factors for melanoma in kidney transplant recipients?

Wed, 26 Jul 2017 00:00:00 EDT

Kidney transplant patients appear to be at a greater risk of developing melanoma than the general population and risk factors include being older, male and white, findings that corroborate results demonstrated in other studies, according to a new article published by JAMA Dermatology.



Delaying bariatric surgery until higher weight may result in poorer outcomes

Wed, 26 Jul 2017 00:00:00 EDT

Obese patients who underwent bariatric surgery were more like to achieve a body mass index (BMI) of less than 30 one year after surgery if they had a BMI of less than 40 before surgery, according to a study published by JAMA Surgery.



Risk of suicide attempts in army units with history of suicide attempts

Wed, 26 Jul 2017 00:00:00 EDT

Does a previous suicide attempt in a soldier's U.S. Army unit increase the risk of other suicide attempts?



New global aging index gauges health and wellbeing of aging populations

Wed, 26 Jul 2017 00:00:00 EDT

Researchers have developed a new barometer that estimates how countries are adapting to the dramatic increases in the number and proportion of older persons. The Index is composed of specific measures across five social and economic Indicators that reflect the status and wellbeing of older persons in a country and which can be followed over time and used to compare across nations.



Soft robotic exosuits help patients walk after stroke

Wed, 26 Jul 2017 00:00:00 EDT

Scientists have created lightweight and low-profile soft robotic ankle supports that could help stroke patients walk with less difficulty and more normal strides.



Gamma-ray burst captured in unprecedented detail

Wed, 26 Jul 2017 00:00:00 EDT

Using a wide array of ground- and space-based telescope observations, an international team led by University of Maryland astronomers constructed one of the most detailed descriptions of a gamma-ray burst to date. The event, named GRB160625B, revealed key details about the initial "prompt" phase of gamma-ray bursts and the evolution of the large jets of matter and energy that form as a result of the burst.



Living computers: RNA circuits transform cells into nanodevices

Wed, 26 Jul 2017 00:00:00 EDT

In new research, Alex Green, an assistant professor at ASU's Biodesign Institute and School of Molecular Sciences, demonstrates how living cells can be induced to carry out computations in the manner of tiny robots or computers.



Researchers overturn wisdom regarding efficacy of next-generation DNA techniques

Wed, 26 Jul 2017 00:00:00 EDT

Metagenomics enables us to investigate microbial ecology at a much larger scale than ever before and sheds light upon the previously invisible diversity of microscopic life. A new study appearing in Scientific Reports reveals that a favored method for measuring microbial biodiversity is not as accurate as previously thought.



Differences in subtypes of gastric cancer may determine prognosis and response to treatment

Wed, 26 Jul 2017 00:00:00 EDT

Molecular classification of the four distinct subtypes of gastric cancer could potentially shape tailored treatment options by helping to predict survival outcomes and patients' response to chemotherapy.



UCI stem cell therapy attacks cancer by targeting unique tissue stiffness

Wed, 26 Jul 2017 00:00:00 EDT

A stem cell-based method created by University of California, Irvine scientists can selectively target and kill cancerous tissue while preventing some of the toxic side effects of chemotherapy by treating the disease in a more localized way.