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High number of fatalities despite unchanged level of armed conflicts

2014-06-16
At 33, conflicts in the world last year increased by one compared to 2012. This is reported by peace researchers at Uppsala University's Conflict Data Program. The number has remained stable over the past decade. 2012 saw an increase in the number of battle-related deaths with the number of casualties in Syria completely overshadowing any other ongoing conflict. In 2012, two out of five people dying in battles, died in Syria. The new dataset is described by peace researchers at Uppsala University's Conflict Data Program (UCDP) in an article which will soon be published ...

Anxious children have bigger 'fear centers' in the brain

2014-06-16
Philadelphia, PA, June 16, 2014 – The amygdala is a key "fear center" in the brain. Alterations in the development of the amygdala during childhood may have an important influence on the development of anxiety problems, reports a new study in the current issue of Biological Psychiatry. Researchers at the Stanford University School of Medicine recruited 76 children, 7 to 9 years of age, a period when anxiety-related traits and symptoms can first be reliably identified. The children's parents completed assessments designed to measure the anxiety levels of the children, ...

Stress early in life can increase the risk of overweight in adulthood

2014-06-16
There are indications that unborn children who are exposed to severe stress levels, have an increased risk of becoming overweight or developing obesity as adults. This is shown by a new registry study from Aarhus University published in PloS ONE. The researchers have previously shown that severe stress experienced by pregnant women can lead to weight problems for children between 10 and 13 years; however, a correlation between the mother's level of stress during pregnancy and the risk of developing overweight or obesity as an adult is new: "Overall our results indicate ...

Wind turbine payback

2014-06-16
US researchers have carried out an environmental lifecycle assessment of 2-megawatt wind turbines mooted for a large wind farm in the US Pacific Northwest. Writing in the International Journal of Sustainable Manufacturing, they conclude that in terms of cumulative energy payback, or the time to produce the amount of energy required of production and installation, a wind turbine with a working life of 20 years will offer a net benefit within five to eight months of being brought online. Wind turbines are frequently touted as the answer to sustainable electricity production ...

Coalition's deficit reduction has made UK tax base more regressive

2014-06-16
Taxation in the UK has become increasingly regressive since the financial crisis, particularly since the coalition government came to office, according to academics at the Sheffield Political Economy Research Institute (SPERI). The latest evidence on tax revenue shows that progressive taxes such as income tax and capital gains tax contribute 54 per cent of total tax receipts, down from 58 per cent five years earlier. In contrast, regressive taxes such as VAT contribute 28 per cent of total tax receipts, an increase from 25 per cent.Tax Research found that of all the ...

Effective drugs for Parkinson's reduce symptoms of Rett syndrome in mice

Effective drugs for Parkinsons reduce symptoms of Rett syndrome in mice
2014-06-16
IDIBELL researchers, led by the director of the Program for Epigenetics and Cancer Biology, ICREA researcher and Professor of Genetics at the University of Barcelona, Manel Esteller, have shown that a combination of effective drugs for Parkinson's disease in mice that are used as a model of human Rett syndrome reduces some of the symptoms associated with this disease. The results of the study are published in the journal Neurophsycopharmacology Second leading cause of mental retardation in females Rett syndrome is the second most common cause of mental retardation in ...

Could politics trump economics as reason for growing income inequality?

2014-06-16
COLUMBUS, Ohio – Most research examining growing income inequality in the United States has focused on economic causes, for seemingly obvious reasons. But a new study suggests that a different cause – the politically induced decline in the strength of worker unions – may play a much more pivotal role than previously understood. In fact, the role that union decline has played in growing income inequality may actually be larger than many of the favorite explanations offered by economists, such as the education gap in the United States. Among their contributions to income ...

Will diabetes patients benefit from the Affordable Care Act?

Will diabetes patients benefit from the Affordable Care Act?
2014-06-16
New Rochelle, NY, June 14, 2014—The Affordable Care Act (ACA, also known as Obamacare) is dramatically changing health care delivery in the U.S. Specific parts of the new law, which will be phased in through 2020, will have a significant impact on patients with diabetes and prediabetes, as explored in a comprehensive Review article published in Diabetes Technology & Therapeutics (DTT), a peer-reviewed journal from Mary Ann Liebert, Inc., publishers. The article is available free on the DTT website at http://online.liebertpub.com/doi/full/10.1089/dia.2014.0171. In "Diabetes ...

Stem cells in neurodegeneration: challenges and future neurotherapeutic prospects

Stem cells in neurodegeneration: challenges and future neurotherapeutic prospects
2014-06-16
Researchers at the University of Florida, USA, led by Dr. K. Wang have demonstrated that inhibition of Rho-associated kinase (ROCK) and subsequent cofilin dephosphorylation is mediating neurite outgrowth in PC12 cells. The lack of axonal regeneration in adult central nervous system (CNS) is one of the main cause of neurodegenerative disorders. Thus ROCK inhibition mediated neurite outgrowth is clinically relevant to treat CNS diseases such as Alzheimer's disease, spinal cord injury, traumatic brain injury and stroke (Zhang et al., 2006). In a follow up study by Prof. W.S. ...

Nanoscale composites improve MRI

Nanoscale composites improve MRI
2014-06-16
HOUSTON – (June 16, 2014) – Submicroscopic particles that contain even smaller particles of iron oxide could make magnetic resonance imaging (MRI) a far more powerful tool to detect and fight disease. Scientists at Rice University and The Methodist Hospital Research Institute (TMHRI) led an international team of researchers in creating composite particles that can be injected into patients and guided by magnetic fields. Once in position, the particles may be heated to kill malignant tissues or trigger the release of drugs at the site. The "nanoconstructs" should fully ...

Scientists use LiDAR, 3-D modeling software to intricately map active Chinese fault zone

2014-06-16
Chinese and American scientists collaborating in the study of an active seismic fault that produced one of China's most deadly earthquakes say their deployment of an airborne LiDAR system, which uses pulses of laser light to calculate distances and chart terrain features, has helped them produce the most precise topographical measurements ever of the fault zone. "Light detection and ranging (LiDAR) presents a new approach to build detailed topographic maps effectively," they report. They add that these high-precision three-dimensional models can be used to illustrate ...

Citizen journalism gets more stories out than traditional reporting in war-torn Syria

2014-06-16
London (16 June 2014). Citizen reporters are increasingly getting stories out of remote areas of Syria, which are difficult for traditional media to reach during the conflict, according to data collated for Index on Censorship magazine. It showed more reports were coming from citizen journalists than traditional media, in all areas of the country, with the exception of Homs. Index on Censorship magazine worked with Syria Tracker, the independent news tracker, which has scanned 160,000 news reports and social media updates to look at the scale of citizen journalism. Syria ...

Caffeine affects boys and girls differently after puberty, study finds

Caffeine affects boys and girls differently after puberty, study finds
2014-06-16
BUFFALO, N.Y. – Caffeine intake by children and adolescents has been rising for decades, due in large part to the popularity of caffeinated sodas and energy drinks, which now are marketed to children as young as four. Despite this, there is little research on the effects of caffeine on young people. One researcher who is conducting such investigations is Jennifer Temple, PhD, associate professor in the Department of Exercise and Nutrition Sciences, University at Buffalo School of Public Health and Health Professions. Her new study finds that after puberty, boys and ...

Animal trapping records reveal strong wolf effect across North America

2014-06-16
CORVALLIS, Ore. – Scientists have used coyote and red fox fur trapping records across North America to document how the presence of wolves influences the balance of smaller predators further down the food chain. From Alaska and Yukon to Nova Scotia and Maine, the researchers have demonstrated that a "wolf effect" exists, favoring red foxes where wolves are present and coyotes where wolves are absent. This effect requires that enough wolves be present to suppress coyotes over a wide area. Fur trapping records from Saskatchewan and Manitoba reveal that where wolves are ...

No long-term anxiety or distress associated with low-dose computed tomography screening

2014-06-16
DENVER - Examination and review of several studies that evaluated patient-centered outcomes for individuals undergoing low-dose computed tomography (LDCT) screening for lung cancer found that screening does not appear to significantly influence overall health-related quality of life or result in long-term changes in anxiety or distress, but that positive results in the short-term, do increase distress levels. The National Lung Cancer Screening Trial showed that three annual LDCT screens, in contrast to standard lung x-rays, can decrease lung cancer mortality by 20% and ...

Improved diagnostic performance of low-dose computed tomography screening

2014-06-16
DENVER - Investigators of the COSMOS (Continuous Observation of SMOking Subjects) study show good compliance and patient survival outcomes using a 5-year low-dose computed tomography (LDCT) screening protocol in individuals at high-risk of developing lung cancer. This protocol had fewer patients requiring further diagnostic follow-up compared to other studies, including the National Lung Cancer Screening Trial (NLST), with a minimal number of incorrect diagnoses. The 5-year survival rate for early diagnosed lung cancer is 50% but after the cancer has spread to distant ...

Bionic pancreas controls blood sugar levels in adults, adolescents with type 1 diabetes

Bionic pancreas controls blood sugar levels in adults, adolescents with type 1 diabetes
2014-06-16
The latest version of a bionic pancreas device has been successfully tested in two five-day clinical trials – one in adults, the other in adolescents – that imposed minimal restrictions on patient activities. A team of investigators from Boston University (BU) and Massachusetts General Hospital (MGH) report study results in a New England Journal of Medicine paper being issued online to coincide with a presentation (abstract # 237-OR) at the American Diabetes Association Scientific Sessions. The device controls blood sugar in patients with type 1 diabetes using doses ...

Bionic pancreas outperforms insulin pump in adults, youth

Bionic pancreas outperforms insulin pump in adults, youth
2014-06-16
People with type 1 diabetes who used a bionic pancreas instead of manually monitoring glucose using fingerstick tests and delivering insulin using a pump were more likely to have blood glucose levels consistently within the normal range, with fewer dangerous lows or highs. The full report of the findings, funded by the National Institutes of Health, can be found online June 15 in the New England Journal of Medicine. The researchers – at Boston University and Massachusetts General Hospital – say the process of blood glucose control could improve dramatically with the ...

Advances in predictive hypoglycemia-minimizing technology from Animas-JDRF collaboration

2014-06-16
CHESTERBROOK, Pennsylvania, June 16, 2014 –Animas Corporation today shared encouraging results from its predictive hypoglycemia-minimizing algorithm in development. Data from a clinical feasibility study demonstrated that the algorithm was capable of helping maintain glucose above hypoglycemic levels an average of 99.1 percent of the time for the 12 participants investigated, all of whom were adults with type 1 diabetes. The study was conducted by Animas in collaboration with industry, academia and JDRF as part of an effort to advance the development of a predictive blood ...

Arctic warming linked to fewer European and US cold weather extremes, new study shows

2014-06-15
Climate change is unlikely to lead to more days of extreme cold, similar to those that gripped the USA in a deep freeze last winter, new research has shown. The Arctic amplification phenomenon refers to the faster rate of warming in the Arctic compared to places further south. It is this phenomenon that has been linked to a spike in the number of severe cold spells experienced in recent years over Europe and North America. However, new research by University of Exeter expert Dr James Screen has shown that Arctic amplification has actually reduced the risk of cold extremes ...

Parasitic worms of pigs could provide new treatments of human diseases

2014-06-15
New treatments for inflammatory bowel disease, rheumatoid arthritis, multiple sclerosis, diabetes and autism could be on the horizon, after a global University of Melbourne – lead study successfully mapped the genes of a parasitic worm in pigs. Lead researcher, Dr Aaron Jex, Faculty of Veterinary Science, said, "We know that humans infected with the harmless, 'pig whipworm' can have significantly reduced symptoms linked to autoimmune diseases. And now we have the genetic sequence of the worm, it opens the door to future human drug designs and treatment." Although the ...

Melting and refreezing of deep Greenland ice speeds flow to sea, study says

Melting and refreezing of deep Greenland ice speeds flow to sea, study says
2014-06-15
Beneath the barren whiteness of Greenland, a mysterious world has popped into view. Using ice-penetrating radar, researchers have discovered ragged blocks of ice as tall as city skyscrapers and as wide as the island of Manhattan at the very bottom of the ice sheet, apparently formed as water beneath the ice refreezes and warps the surrounding ice upwards. The newly revealed forms may help scientists understand more about how ice sheets behave and how they will respond to a warming climate. The results are published in the latest issue of Nature Geoscience. "We see ...

Exploring a parasitic tunnel boring machine

2014-06-15
Researchers have deduced essential biological and genetic information from the genome sequence of the whipworm, an intestinal parasitic worm that infects hundreds of millions of people in developing countries. This information acts as the foundation for the development of new strategies and treatments against this debilitating parasite. The whipworm is one of three types of soil-transmitted parasitic worms that collectively infect nearly two billion people. While infections often result in mild disease they may also lead to serious and long-term damage such as malnutrition, ...

Understanding the unique nature of children's bodies and brains

2014-06-15
June 15, 2014 (San Francisco) – With the increase in childhood obesity and the associated increase in type 2 diabetes among children and adolescents, there is growing interest in how children's bodies process the foods they eat and how obesity and diabetes begin to develop at early ages. Two studies presented at the American Diabetes Association's 74th Scientific Sessions® help to shed light on this topic. One study, by researchers at the Yale School of Medicine, compared how the brains of adolescents and adults differed in their response to ingestion of a glucose drink. ...

'Disappointed' researchers find lack of political voices on Twitter

2014-06-15
ITHACA, N.Y. – Social scientists' analysis of 290,119,348 tweets from 193,522 "politically engaged" Twitter users during the 2012 presidential campaign conventions and debates found little creative thinking, and a slavish blitz of retweeting "elites" like @billmaher and @seanhannity, according to a new study. "Frankly, we're rather disappointed," says Cornell University's Drew Margolin. "Social media has so much potential to improve the diversity of voices and quality of exchanges in political discussion by giving individuals the technological capability to compete with ...
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