27 listopada 2014

Fwd: Science X Newsletter Wednesday, Nov 26


---------- Forwarded message ----------
From: Newsletter Phys.org <not-for-reply@physorg.com>
Date: Thu, Nov 27, 2014 at 2:34 AM
Subject: Science X Newsletter Wednesday, Nov 26
To: Pascal Alter <pascal.alter@gmail.com>


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Here is your customized Phys.org Newsletter for November 26, 2014:

Spotlight Stories Headlines

- Beyond geometry: Shape entropy links nanostructures with emergent macroscopic behavior in natural and engineered systems
- Protons fuel graphene prospects
- Researchers find qubits based on trapped ions offer a promising scalable platform for quantum computing
- Shaping the future of energy storage with conductive clay
- Ultimate recycling: New plastic that disappears when you want it to
- Female termites found to clone themselves via asexual reproduction
- Engineers make sound loud enough to bend light on a computer chip
- A cool way to cool: Engineers invent high-tech mirror to beam heat away from buildings into space
- Study finds potential predictive biomarker for response to PD-L1 checkpoint blocker
- Star Trek-like invisible shield found thousands of miles above Earth
- 'Eye of Sauron': Using supermassive black holes to measure cosmic distances
- The unbelievable underworld and its impact on us all
- Prehistoric conflict hastened human brain's capacity for collaboration, study says
- Open for business: 3-D printer creates first object in space on space station
- Dogs hear our words and how we say them

Astronomy & Space news

Star Trek-like invisible shield found thousands of miles above Earth

A team led by the University of Colorado Boulder has discovered an invisible shield some 7,200 miles above Earth that blocks so-called "killer electrons," which whip around the planet at near-light speed and have been known to threaten astronauts, fry satellites and degrade space systems during intense solar storms.

A colorful gathering of middle-aged stars

NGC 3532 is a bright open cluster located some 1300 light-years away in the constellation of Carina(The Keel of the ship Argo). It is informally known as the Wishing Well Cluster, as it resembles scattered silver coins which have been dropped into a well. It is also referred to as the Football Cluster, although how appropriate this is depends on which side of the Atlantic you live. It acquired the name because of its oval shape, which citizens of rugby-playing nations might see as resembling a rugby ball.

Open for business: 3-D printer creates first object in space on space station

The International Space Station's 3-D printer has manufactured the first 3-D printed object in space, paving the way to future long-term space expeditions.

'Eye of Sauron': Using supermassive black holes to measure cosmic distances

One of the major problems in astronomy is measuring very large distances in the universe. The current most common methods measure relative distances, but now research from the Niels Bohr Institute demonstrates that precise distances can be measured using supermassive black holes. The results are published in the scientific journal, Nature.

DNA survives critical entry into Earth's atmosphere

The genetic material DNA can survive a flight through space and re-entry into the earth's atmosphere—and still pass on genetic information. A team of scientists from UZH obtained these astonishing results during an experiment on the TEXUS-49 research rocket mission.

NASA seeks comments on possible airship challenge

Airships aren't just powered balloon-like vehicles that hover above sporting events. Researchers at NASA's Jet Propulsion Laboratory in Pasadena, California, are floating the idea that airships have potential for important scientific and commercial uses.

NASA's SDO shows moon transiting the Sun

On Nov. 22, 2014 from 5:29 to 6:04 p.m. EST., the moon partially obscured the view of the sun from NASA's Solar Dynamics Observatory. This phenomenon, which is called a lunar transit, could only be seen from SDO's point of view.

Image: Supercomputer simulation of magnetic field loops on the Sun

Magnetic fields emerging from below the surface of the sun influence the solar wind—a stream of particles that blows continuously from the sun's atmosphere through the solar system. Researchers at NASA and its university partners are using high-fidelity computer simulations to learn how these magnetic fields emerge, heat the sun's outer atmosphere and produce sunspots and flares.

Russia postpones Proton-M launch over defect

Russia's space agency said Wednesday it was postponing the launch of a Proton-M rocket carrying a satellite in order to correct a defect, in just the latest problem to ground the rocket.

Opportunity Mars rover pushes past 41 kilometers of driving on red planet

Opportunity is the rover that keeps on going and going. It recently broke an extraterrestrial driving record after 10 years of working on the Red Planet.

Mercury spacecraft moves to testing ahead of 2016 launch to sun's closest planet

After facing down a couple of delays due to technical difficulties, Europe's and Japan's first Mercury orbiter is entering some of the final stages ahead of its 2016 launch. Part of the BepiColombo orbiter moved into a European testing facility this past week that will shake, bake and otherwise test the hardware to make sure it's ready for its extreme mission.

First harvest of research based on the final GOCE gravity model

Just four months after the final data package from the GOCE satellite mission was delivered, researchers are laying out a rich harvest of scientific results, with the promise of more to come. A mission of the European Space Agency (ESA), the Gravity Field and Steady-State Ocean Circulation Explorer (GOCE) provided the most accurate measurements yet of Earth's gravitational field. The GOCE Gravity Consortium, coordinated by the Technische Universität München (TUM), produced all of the mission's data products including the fifth and final GOCE gravity model. On this basis, studies in geophysics, geology, ocean circulation, climate change, and civil engineering are sharpening the picture of our dynamic planet - as can be seen in the program of the 5th International GOCE User Workshop, taking place Nov. 25-28 in Paris.

NASA completes Rodent Research-1 operations on the International Space Station

With the successful completion of mission operations for Rodent Research-1, NASA has brought an important new biological research capability into space. NASA's rodent research hardware system enables researchers to study the long-term effects of microgravity—or weightlessness—on mammalian physiology. The system will support ongoing research into how microgravity affects rodents, providing information relevant to human spaceflight, discoveries in basic biology and knowledge that may have direct impacts on human health on Earth.

Team develops cognitive test battery for spaceflight

Space is one of the most demanding and unforgiving environments. Human exploration of space requires astronauts to maintain consistently high levels of cognitive performance to ensure mission safety and success, and prevent potential errors and accidents. Despite the importance of cognitive performance for mission success, little is known about how cognition is affected by prolonged spaceflight, and what aspects of cognition are primarily affected.

NASA opens Cube Quest Challenge for largest-ever prize of $5 million

Registration now is open for NASA's Cube Quest Challenge, the agency's first in-space competition that offers the agency's largest-ever prize purse.

ESA image: Astronaut Terry Virts in freefall

After a textbook launch and docking on Sunday night, ESA astronaut Samantha Cristoforetti, NASA astronaut Terry Virts and Roscosmos commander Anton Shkaplerov boarded the International Space Station.

ESA image: Ocean currents from GOCE

The ocean currents and their speeds (in cm/s) derived from GOCE data.

NASA image: DSCOVR Satellite Arrives in Florida for Launch

The truck delivering NOAA's Deep Space Climate Observatory spacecraft, or DSCOVR, enclosed in a protective shipping container, backs up to the door of the airlock of Building 2 at the Astrotech payload processing facility in Titusville, Florida, near NASA's Kennedy Space Center.

Medicine & Health news

Study finds potential predictive biomarker for response to PD-L1 checkpoint blocker

A promising experimental immunotherapy drug works best in patients whose immune defenses initially rally to attack the cancer but then are stymied by a molecular brake that shuts down the response, according to a new study led by researchers at Dana-Farber Cancer Institute and the Yale University School of Medicine.

Researchers identify receptors activated by odors

A group of physiologists led by University of Kentucky's Tim McClintock have identified the receptors activated by two odors using a new method that tracks responses to smells in live mice.

A game changer to boost literacy and maths skills

(Medical Xpress)—Finding the best way to teach reading has been an ongoing challenge for decades, especially for those children in underprivileged areas who fail to learn to read. What is the magic ingredient that will help turn the literacy lights on quicker?

How various brain areas interact in decisions

Our decisions can be pictured in the brain. Scientists at the University of Zurich were able to show in a recent study which areas are most active in decision making. Often the so-called prefrontal cortex not only apparently shows increased activity during decisions that require self-control, but in general during decision making. The results could be of use in promoting decision skills in difficult decisions.

Study unlocks basis of key immune protein's two-faced role

A Brigham and Women's Hospital-led team has identified a long sought-after partner for a key immune protein, called TIM-3, that helps explain its two-faced role in the immune system—sometimes dampening it, other times stimulating it. This newly identified partner not only sheds light on the inner workings of the immune system in diseases such as HIV, autoimmunity, and cancer, but also provides a critical path toward the development of novel treatments that target TIM-3. The researcher's findings appeared last month in the journal Nature.

Elderly brains learn, but maybe too much

A new study led by Brown University reports that older learners retained the mental flexibility needed to learn a visual perception task but were not as good as younger people at filtering out irrelevant information.

An enzyme that fixes broken DNA sometimes destroys it instead

Enzymes inside cells that normally repair damaged DNA sometimes wreck it instead, researchers at the Stanford University School of Medicine have found. The insight could lead to a better understanding of the causes of some types of cancer and neurodegenerative disease.

Vaccines may make war on cancer personal

In the near future, physicians may treat some cancer patients with personalized vaccines that spur their immune systems to attack malignant tumors. New research led by scientists at Washington University School of Medicine in St. Louis has brought the approach one step closer to reality.

Scientists discover treatment breakthrough for advanced bladder cancer

Scientists from Queen Mary University of London have made a breakthrough in developing a new therapy for advanced bladder cancer - for which there have been no major treatment advances in the past 30 years.

Copper on the brain at rest: proper copper levels essential to spontaneous neural activity

In recent years it has been established that copper plays an essential role in the health of the human brain. Improper copper oxidation has been linked to several neurological disorders including Alzheimer's, Parkinson's, Menkes' and Wilson's. Copper has also been identified as a critical ingredient in the enzymes that activate the brain's neurotransmitters in response to stimuli. Now a new study by researchers with the U.S. Department of Energy (DOE)'s Lawrence Berkeley National Laboratory (Berkeley Lab) has shown that proper copper levels are also essential to the health of the brain at rest.

Team finds an off switch for pain

In research published in the medical journal Brain, Saint Louis University researcher Daniela Salvemini, Ph.D. and colleagues within SLU, the National Institutes of Health (NIH) and other academic institutions have discovered a way to block a pain pathway in animal models of chronic neuropathic pain including pain caused by chemotherapeutic agents and bone cancer pain suggesting a promising new approach to pain relief.

Researchers discover clues to memory performance in international genetic study

(Medical Xpress)— In the largest study of the genetics of memory ever undertaken, an international team of researchers, including scientists from the University of Mississippi Medical Center (UMMC), have associated two common genetic variants with memory performance.

Blistering skin disease may be treatable with 'therapeutic reprogramming'

Induced pluripotent stem cells made from patients with a form of blistering skin disease can be genetically corrected and used to grow back healthy skin cells in laboratory dishes, researchers at the Stanford University School of Medicine have found. They've termed the new technique "therapeutic reprogramming."

Human antibodies produced in DNA-vaccinated cows protect in lethal models of hantavirus

Scientists investigating the potentially deadly hantavirus have used a novel approach to developing protective antibodies against it. Their work, published in today's online edition of Science Translational Medicine, provides proof of concept for producing antibodies against a broad range of human pathogens.

Researchers identify brain regions that encode words, grammar, story

Some people say that reading "Harry Potter and the Sorcerer's Stone" taught them the importance of friends, or that easy decisions are seldom right. Carnegie Mellon University scientists used a chapter of that book to learn a different lesson: identifying what different regions of the brain are doing when people read.

Nervous system may play bigger role in infections than previously known

The nervous system may play a bigger role in infections and autoimmune diseases than previously known. If researchers can learn more about that role, it could provide insight into diagnosing and treating everything from the stomach flu to rheumatoid arthritis.

Ebola vaccine promising in first human trials

Researchers say they are one step closer to developing a viable Ebola vaccine, with a Phase 1 trial showing promising results, but it will still be months at least before it could be used in the field.

'Utter neglect' of rheumatic heart disease revealed by results from global study

Rheumatic heart disease (RHD) - the most common acquired heart disease in children in many countries of the world - is being neglected and poorly treated, according to new findings from the Global Rheumatic Heart Disease Registry (the REMEDY study), published online today (Wednesday) in the European Heart Journal.

Diagnosing deafness early will help teenagers' reading development

Deaf teenagers have better reading skills if they were identified as deaf by the time they were nine months old, research from the University of Southampton has shown.

New study examines the effect of timing of folic acid supplementation during pregnancy

Taking folic acid before conception significantly reduces the risk of small for gestational age (SGA) at birth, suggests a new study published today (26 November) in BJOG: An International Journal of Obstetrics and Gynaecology (BJOG).

Why do people with autism see faces differently?

The way people with autism spectrum disorder (ASD) gather information - not the judgement process itself - might explain why they gain different perceptions from peoples' faces, according to a new study from Hôpital Rivière-des-Prairies and the University of Montreal. "The evaluation of an individual's face is a rapid process that influences our future relationship with the individual," said Baudouin Forgeot d'Arc, lead author of the study. "By studying these judgments, we wanted to better understand how people with ASD use facial features as cues. Do they need more cues to be able to make the same judgment?"

Most comprehensive global study to date shows wide gulf in cancer survival between countries

The most comprehensive international comparison of cancer survival to date, covering countries that are home to two-thirds of the world's population, shows extremely wide differences in survival between countries.

Americans are smoking less than ever

The percentage of Americans who are smokers has fallen to an all-time low, now representing just 17.8 percent of the population, a study released Tuesday found.

Australian treatment could save wounded soldiers

Australian scientists Wednesday said they have developed a "breakthrough treatment" to help soldiers severely wounded in battle, with the US to fund further research.

Have a cold? Don't ask your doctor for antibiotics

Antibiotic resistance is a major threat to public health. Resistance makes it harder for physicians to treat infections and can increase the chance patients will die from an infection. What is more, the treatment of antibiotic-resistant infections poses a huge cost to health-care systems. Patients have to stay in the hospital for longer and doctors have to prescribe newer, more expensive antibiotics.

Scientists seek to map origins of mental illness and develop noninvasive treatment

Over the years imaging technologies have revealed a lot about what's happening in our brains, including which parts are active in people with conditions like depression, anxiety or post-traumatic stress disorder. But here's the secret Amit Etkin wants the world to know about those tantalizing images: they show the result of a brain state, not what caused it.

Bilateral arm transplant 'as smooth as it gets'

Will Lautzenheiser wiggled his left forearm ever so slightly on Tuesday, demonstrating the movement for a roomful of people.

Big data set to make a big difference in childhood cancer treatment

UTS research crunching vast amounts of data on childhood cancer to better tailor treatment is one step closer to assisting clinicians as the collaboration with the Kids Research Institute at The Children's Hospital at Westmead celebrates 12 years.

How do we make moral judgements?

In a target article published in the current issue of the American Journal of Bioethics (AJOB) Neuroscience, Université de Montréal and IRCM neuroethics experts open the black box of moral intuitions by suggesting a new approach to explain the way we make moral judgements. The proposed "ADC framework" could offer insight into the types of simple and fast intuitive processes involved in the potentially infinite number and variety of moral assessments.

Associations between home, workplace built environments and physical activity

Neighborhood features such as bike facilities and low crime rates are associated with increased leisure and workplace-related physical activity, according to a new study from the Prevention Research Center at Washington University in St. Louis.

New measuring system to objectively ascertain the level of fatigue in physicians through eye movement

An international team of scientists which includes researchers from the U. of Granada has demonstrated for the first time that it is possible to establish in an objective way the level of fatigue in physicians after long shifts through their eye movement.

Efficacy of new drug against stem cells that provoke cancer and its metastasis

An Andalusian team of researchers led by the University of Granada has demonstrated the efficacy of a new drug against cancerogenic stem cells, which cause the onset and development of cancer, of relapse after chemotherapy and metastasis. This drug, called Bozepinib, has proved to be effective in tests with mice. The results have been published in the prestigious journal Oncotarget.

Glassy protein solution may cause eyesight deterioration

Long-sightedness caused by age could be due to proteins in the lens of the eye that are converted from a fluid solution to a solid, glassy state. This has been shown in a study by researchers from institutions including Lund University.

Program improves diabetes control in world's poorest children

A nonprofit program that brings diabetes care and education to some of the world's poorest children has successfully improved control of the disease, according to a University of Pittsburgh Graduate School of Public Health analysis published in the journal Diabetes Research and Clinical Practice. It is the first scientific evidence to show that improvement in long-term blood sugar control in type 1 diabetes is possible in sub-Saharan African youth.

Research on a rare cancer exposes possible route to new treatments

Researchers from Huntsman Cancer Institute (HCI) at the University of Utah (U of U) discovered the unusual role of lactate in the metabolism of alveolar soft part sarcoma (ASPS), a rare, aggressive cancer that primarily affects adolescents and young adults. The study also confirmed that a fusion gene is the cancer-causing agent in this disease. The research results were published online in the journal Cancer Cell Nov. 26, 2014.

Enzyme may be key to cancer progression in many tumors

Mutations in the KRAS gene have long been known to cause cancer, and about one third of solid tumors have KRAS mutations or mutations in the KRAS pathway. KRAS promotes cancer formation not only by driving cell growth and division, but also by turning off protective tumor suppressor genes, which normally limit uncontrolled cell growth and cause damaged cells to self-destruct.

iPS cells used to correct genetic mutations that cause muscular dystrophy

Researchers at the Center for iPS Cell Research and Application (CiRA), Kyoto University, show that induced pluripotent stem (iPS) cells can be used to correct genetic mutations that cause Duchenne muscular dystrophy (DMD). The research, published in Stem Cell Reports, demonstrates how engineered nucleases, such as TALEN and CRISPR, can be used to edit the genome of iPS cells generated from the skin cells of a DMD patient. The cells were then differentiated into skeletal muscles, in which the mutation responsible for DMD had disappeared.

Brain researchers pinpoint gateway to human memory

An international team led by researchers of the University of Magdeburg and the DZNE has successfully determined the location, where memories are generated with a level of precision never achieved before. To this end the scientists used a particularly accurate type of magnetic resonance imaging technology.

Minimally invasive disc surgery is a pain in the neck

McMaster University researchers have found that current evidence does not support the routine use of minimally invasive surgery to remove herniated disc material pressing on the nerve root or spinal cord in the neck or lower back.

New guide to the genetic jungle of muscles can help health research

Researchers from Aarhus University and Bispebjerg Hospital have created a comprehensive overview of how tens of thousands of genes interact in relation to the behavior of muscles. At the same time, they have developed a guide to the huge amounts of data.

Saving ovaries does not help prevent prolapse for women after menopause

Removing ovaries at hysterectomy does not increase a woman's risk of pelvic organ prolapse after menopause. In fact, removing ovaries lowers the risk of prolapse. This surprising finding from a Women's Health Initiative study was published online this week in Menopause, the journal of The North American Menopause Society (NAMS).

SU2C-supported research discovers why patients respond to a life-saving melanoma drug

Work supported by the Stand Up To Cancer (SU2C) - Cancer Research Institute (CRI) - Immunology Translational Research Dream Team, launched in 2012 to focus on how the patient's own immune system can be harnessed to treat some cancers have pioneered an approach to predict why advanced melanoma patients respond to a new life-saving melanoma drug. This new drug, pembrolizumab (Keytruda), was recently approved by the FDA. These findings are reported in Nature online November 26, 2014, ahead of print in the journal.

How a common antacid could lead to cheaper anti-cancer drugs

A popular indigestion medication can increase survival in colorectal cancer, according to research published in ecancermedicalscience. But in fact, scientists have studied this for years - and a group of cancer advocates want to know why this research isn't more widely used.

Bristol-Myers: FDA blocks hepatitis C drug for now

U.S. regulators have declined to approve Bristol-Myers Squibb's daclatasvir as part of a combination hepatitis C treatment with another antiviral drug called asunaprevir.

Why do so many seniors with memory loss and dementia never get tested?

Despite clear signs that their memory and thinking abilities have gone downhill, more than half of seniors with these symptoms haven't seen a doctor about them, a new study finds.

Two studies identify a detectable, pre-cancerous state in the blood

Researchers from the Broad Institute of MIT and Harvard, Harvard Medical School, and Harvard-affiliated hospitals have uncovered an easily detectable, "pre-malignant" state in the blood that significantly increases the likelihood that an individual will go on to develop blood cancers such as leukemia, lymphoma, or myelodysplastic syndrome. The discovery, which was made independently by two research teams affiliated with the Broad and partner institutions, opens new avenues for research aimed at early detection and prevention of blood cancer. Findings from both teams appear this week in the New England Journal of Medicine.

Follow-up on psychiatric disorders in young people after release from detention

Juvenile offenders with multiple psychiatric disorders when they are incarcerated in detention centers appear to be at high risk for disorders five years after detention, according to a report published online by JAMA Psychiatry.

Teens with a history of TBI are nearly four times more likely to have used crystal meth

Ontario students between Grades 9 and 12 who said they had a traumatic brain injury in their lifetime, also reported drug use rates two to four times higher than peers with no history of TBI, according to research published today in The Journal of Head Trauma Rehabilitation.

The artificial pancreas shown to improve the treatment of type 1 diabetes

The world's first clinical trial comparing three alternative treatments for type 1 diabetes was conducted in Montréal by researchers at the IRCM and the University of Montreal, led by endocrinologist Dr. Rémi Rabasa-Lhoret. The study confirms that the external artificial pancreas improves glucose control and reduces the risk of hypoglycemia compared to conventional diabetes treatment. The results, published today in the scientific journal The Lancet Diabetes & Endocrinology, could have a significant impact on the treatment of type 1 diabetes, a chronic disease that can cause vision loss and cardiovascular diseases.

US adult smoking rate drops to new low: CDC

(HealthDay)—Fewer American adults are smoking cigarettes than ever, health officials said.

Weight could influence rheumatoid arthritis relief

(HealthDay)—People with rheumatoid arthritis may be more likely to achieve remission if they maintain a healthy body weight, according to new research.

Don't let high altitude ruin your holiday trip

(HealthDay)—When you're planning your holiday get-away, don't forget to factor high altitude into your vacation sports—such as skiing or hiking, a sports medicine specialist cautions.

PCV13 recommended for 6- to 18-year-olds at high risk

(HealthDay)—Pneumococcal conjugate vaccine 13 (PCV13) should be administered to certain children aged 6 through 18 years who are at high risk of invasive pneumococcal disease (IPD), according to a policy statement published online Nov. 24 in Pediatrics.

More patients meet 2014 blood pressure goals than JNC-7 goals

(HealthDay)—A considerable proportion of patients who did not meet the Seventh Report of the Joint National Committee (JNC-7) blood pressure management goals do meet the new goals based on the 2014 expert panel recommendation, according to a study published in the Dec. 2 issue of the Journal of the American College of Cardiology.

Proton pump inhibitors linked to disruption of gut microbiome

(HealthDay)—Proton pump inhibitors may disrupt the microbiome of the digestive system, leading to infections and other complications, according to a small new study published online Nov. 25 in Microbiome.

Hospital volume not linked to costs of cancer surgery

(HealthDay)—Hospital surgical volume does not appear to correlate with Medicare payments for cancer surgery, according to research published online Nov. 24 in the Journal of Clinical Oncology.

NPs, PAs use more diagnostic imaging compared to physicians

(HealthDay)—Advanced practice clinicians (APCs) use more imaging than primary care physicians (PCPs), according to a study published online Nov. 24 in JAMA Internal Medicine.

Haiti cholera outbreak kills 132 in 2014

Haiti's cholera epidemic has killed 132 people and may have infected nearly 15,000 others so far this year, a UN agency report said Wednesday.

Steer clear of cold meds for babies, FDA advises

(HealthDay)—Most babies and young children don't need medicines if they have a cold, the U.S. Food and Drug Administration says.

Harm from baseball concussions may linger, study finds

(HealthDay)—Even after they're cleared to play following a concussion, baseball players' batting skills are worse than normal, which suggests they may not be fully recovered, a new study suggests.

Greece: HIV infections ease after spike

Health authorities in Greece say the number of HIV infections fell in 2013 for the first time since the start of the financial crisis.

Mental scars for Ukrainians trapped under shelling

Dmitry took a drag from his cigarette and pulled a box of pills from his pocket.

India moves to raise age for tobacco purchases to 25

Health campaigners Wednesday welcomed India's unprecedented plans to raise the age for tobacco purchases to 25 and ban unpackaged cigarette sales, calling them a major step towards stopping nearly one million tobacco-related deaths a year.

Benin says Lassa fever kills 9, no Ebola found

Nine people have died in Benin from Lassa fever, a viral disease common in West Africa with symptoms similar to Ebola, the country's health minister said.

Saudi Arabia: Deaths from MERS virus reach 348

Saudi Arabia's Health Ministry says that a total of 348 people have died in the kingdom after contracting Middle East Respiratory Syndrome or MERS.

Patients at emergency departments regarded as 'symptoms'

The healthcare work of providing care at Emergency departments is medicalized and result-driven. As a consequence of this, patients are regarded as "symptoms", and are shunted around the department as "production units". These are the conclusions of a thesis presented at the Sahlgrenska Academy.

How physicians are adapting to payment reform

Private and public healthcare providers in the U.S. are increasingly turning to the "pay-for-performance" model, in which physicians and hospitals are paid if they meet healthcare quality and efficiency targets. This reimbursement model represents a shift away from the traditional "pay-for-service" structure and is designed to put greater emphasis on paying for value, not volume, of care.

Final menu labeling rules will help consumers choose better, says American Heart Association

American Heart Association CEO Nancy Brown issued the following comments today on the Food and Drug Administration's two final rules requiring restaurants, vending machines, movie theaters and grocery stores to display calorie information. The American Heart Association, along with other groups, advocated for Congress to include these two rules in the Affordable Care Act.

Inpatient psychotherapy is effective in Germany

Sarah Liebherz (Department of Medical Psychology, University Medical Centre Hamburg-Eppendorf) and Sven Rabung (Institute of Psychology, Alpen-Adria-Universität Klagenfurt) have examined 59 studies conducted between 1977 and 2009, to determine the effectiveness of inpatient psychotherapy – which is widely available in Germany – with regard to the reduction of the psychiatric symptoms and impairments in the interpersonal sphere.

UN opens Ebola office in Mali as two new cases emerge

The UN emergency mission to fight Ebola opened an office in Mali on Wednesday, where nearly 300 people are being monitored and two new cases have emerged.

US supercomputer Titan does calculations for HZDR cancer research

For their calculations, researchers at the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) will now, starting in 2015, have access to the World's second-fastest computer. The Dresden research initiative is one of 56 projects the US Department of Energy has granted access to Titan as part of their INCITE program. HZDR's 3D simulations of laser-accelerated ions is listed as one of their six 2015 highlights. The Dresden scientists are hoping that the computations will yield new insights that may prove useful in proton-based cancer therapy.

Minimally invasive interventions performed with the Italian surgical robot 'ALF-X'

It's called ALF-X and it's the innovative robotic surgical system being used by gynaecological surgeons at the A. Gemelli University Polyclinic in Rome, which has been in operation in the surgical field for a year in the Department for the Protection of Health of Women, Newborns, Children and Adolescents, directed by professor Giovanni Scambia. The new robotic surgical system was used for the first time ever at Policlinico Gemelli for laparoscopic gynaecological surgeries. Before being used elsewhere, more than 150 interventions have been successfully performed with ALF-X during this year. "In a dedicated operating room" said prof. Scambia, "we performed two operations per day, five days a week at Gemelli using the innovative, latest generation tele-robotic surgical system, conducting a large trial which gave completely positive results."

Health insurance sign-ups coming to shopping malls

The Obama administration says more than 462,000 people selected a health plan in the first week of 2015 enrollment through HealthCare.gov.

Funding to investigate an alternative to chemotherapy

Professor Simon Rule, Professor in Haematology at Plymouth University Peninsula Schools of Medicine and Dentistry and Consultant Haematologist at Plymouth Hospitals NHS Trust, has been awarded a significant grant by Cancer Research UK to carry out a research study into the treatment of older patients with mantle cell lymphoma.

Sierra Leone official: Ebola may have reached peak

The Ebola outbreak in Sierra Leone, which has been surging in recent weeks, may have reached its peak and could be on the verge of slowing down, Sierra Leone's information minister said Wednesday.

Guinea, hit by Ebola, reports only one cholera case

The health workers rode on canoes and rickety boats to deliver cholera vaccines to remote islands in Guinea. Months later, the country has recorded only one confirmed cholera case this year, down from thousands.

EU calls for 5,000 doctors to fight Ebola

The European Commission called for 5,000 doctors to be sent from EU states to combat west Africa's Ebola epidemic, a European source with knowledge of the matter said on Wednesday.

At one month, US Ebola monitors finding no cases

The U.S. program that requires weeks of monitoring for travelers from African countries with Ebola reaches the one-month mark Thursday. And so far, no cases of the disease have turned up.

600 Ebola cases in hard-hit countries in past week

The World Health Organization says 600 new cases of Ebola were reported in the most-affected countries in the past week, more than half of them in Sierra Leone.

Trial shows new imaging system may cut X-ray exposure for liver cancer patients

Johns Hopkins researchers report that their test of an interventional X-ray guidance device approved by the U.S. Food and Drug Administration in 2013 has the potential to reduce the radiation exposure of patients undergoing intra-arterial therapy (IAT) for liver cancer.


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