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Significant reduction in serious crimes after juvenile offenders given emotional awareness training

2015-07-06
Scientists believe that a simple two-hour emotional awareness course aimed at making young offenders less aggressive could hold the key to significantly reducing the seriousness of their future crimes. In the first ever study of its kind, psychologists from Cardiff University recorded a 44% drop in the severity of crimes committed by persistent reoffenders, six months following the completion of a course designed to improve their ability to recognise other people's emotions. The findings are published today in PLOS ONE journal. Much has been published previously to ...

Waiting to harvest after a rain enhances food safety

2015-07-06
ITHACA, N.Y. - To protect consumers from foodborne illness, produce farmers should wait 24 hours after a rain or irrigating their fields to harvest crops, according to new research published in the journal Applied and Environmental Microbiology. Rain or irrigation creates soil conditions that are more hospitable to Listeria monocytogenes, which when ingested may cause the human illness Listeriosis. Waiting to harvest crops reduces the risk of exposure to the pathogen, which could land on fresh produce. Cornell scientists, along with other agricultural researchers from ...

Universe's hidden supermassive black holes revealed

Universes hidden supermassive black holes revealed
2015-07-06
Astronomers have found evidence for a large population of hidden supermassive black holes in the Universe. Using NASA's Nuclear Spectroscopic Telescope Array (NuSTAR) satellite observatory, the team of international scientists detected the high-energy x-rays from five supermassive black holes previously clouded from direct view by dust and gas. The research, led by astronomers at Durham University, UK, supports the theory that potentially millions more supermassive black holes exist in the Universe, but are hidden from view. The findings are being presented at the ...

Cellular sentinel prevents cell division when the right machinery is not in place

Cellular sentinel prevents cell division when the right machinery is not in place
2015-07-06
For cell division to be successful, pairs of chromosomes have to line up just right before being swept into their new cells, like the opening of a theater curtain. They accomplish this feat in part thanks to structures called centrioles that provide an anchor for the curtain's ropes. Researchers at Johns Hopkins recently learned that most cells will not divide without centrioles, and they found out why: A protein called p53, already known to prevent cell division for other reasons, also monitors centriole numbers to prevent potentially disastrous cell divisions. Details ...

Aluminum clusters shut down molecular fuel factory

Aluminum clusters shut down molecular fuel factory
2015-07-06
Richland, Wash. -- Despite decades of industrial use, the exact chemical transformations occurring within zeolites, a common material used in the conversion of oil to gasoline, remain poorly understood. Now scientists have found a way to locate--with atomic precision--spots within the material where chemical reactions take place, and how these spots shut down. Called active sites, the spots help rip apart and rearrange molecules as they pass through nanometer-sized channels, like an assembly line in a factory. A process called steaming causes these active sites to cluster, ...

Arthritis drug could be used to treat blood cancer sufferers

2015-07-06
Anti-inflammatory drug is one thousandth of the cost of the current drug which works in the same way Discovery may open up cost effective treatment options not just for the NHS but also cancer patients across the world Scientists at the University of Sheffield have discovered that a common drug given to arthritis sufferers could also help to treat patients with blood cancers. Myeloproliferative neoplasms (MPN) are diagnosed in around 3,300 UK patients every year and cause an overproduction of blood cells creating a significant impact on quality-of-life, with symptoms ...

Safer, with more benefits: Parents' vaccine views shifting

Safer, with more benefits: Parents vaccine views shifting
2015-07-06
ANN ARBOR, Mich. -- Over the same time period that multiple outbreaks of measles and whooping cough made headlines around the country, parents' views on vaccines became more favorable, according to a new nationally-representative poll. The University of Michigan C.S. Mott Children's Hospital National Poll on Children's Health asked parents in May how their views on vaccinations changed between 2014 and 2015 - during which two dozen measles outbreaks were reported in the U.S., including a multi-state outbreak traced to Disneyland. One-third of parents who participated ...

Learning from biology to accelerate discovery

2015-07-06
A spider's web is one of the most intricate constructions in nature, but its precious silk has more than one use. Silk threads can be used as draglines, guidelines, anchors, pheromonal trails, nest lining, or even food. And each use requires a slightly different type of silk, optimized for its function. "Each type of silk has similar proteins, but they are synthesized differently," said Sinan Keten, assistant professor of mechanical and civil engineering at Northwestern University's McCormick School of Engineering. "Then the spider knows how fast to reel the silk to get ...

Stronger action needed to transform the UK's energy system

2015-07-06
An ambitious policy package is essential for the UK to transform its energy system to achieve the deep reductions in carbon emissions required to avoid dangerous climate change, according to research led by UCL scientists. To meet climate targets set for 2050, policies need to ensure strong action is taken now, while preparing for fundamental changes in how energy is provided and used in the long term. The study is part of the Deep Decarbonization Pathway Project (DDPP) which is coordinated by the Institute for Sustainable Development and International Relations (IDDRI) ...

'Bee soup' could help understand declines and test remedies

2015-07-06
It may sound counter-intuitive, but crushing up bees into a 'DNA soup' could help conservationists understand and even reverse their decline - according to University of East Anglia scientists. Research published today in the journal Methods in Ecology and Evolution shows that collecting wild bees, extracting their DNA, and directly reading the DNA of the resultant 'soup' could finally make large-scale bee monitoring programmes feasible. This would allow conservationists to detect where and when bee species are being lost, and importantly, whether conservation interventions ...

Second-line cetuximab active beyond progression in quadruple wild-type patients with mCRC

2015-07-04
BARCELONA-LUGANO, 4 July 2015 - Patients with metastatic colorectal cancer (mCRC) that are mutation-free in the KRAS, NRAS, BRAF and PIK3CA genes showed significant benefit from continuing anti-epidermal growth factor receptor (EGFR) therapy beyond progression following first-line chemotherapy and an anti-EGFR monoclonal antibody, according to study results (1) presented today at the ESMO 17th World Congress on Gastrointestinal Cancer in Barcelona, Spain. Prof Fortunato Ciardiello from Seconda Università degli Studi di Napoli, Italy, presented results from the CAPRI-Goim ...

Early exposure to cat urine makes mice less likely to escape from cats

Early exposure to cat urine makes mice less likely to escape from cats
2015-07-03
Mice that are exposed to the powerful smell of cat urine early in life do not escape from cats later in life. Researchers at the A. N. Severtsov Institute of Ecology and Evolution, Russia, have discovered that mice that smell cat urine early in life, do not avoid the same odour, and therefore do not escape from their feline predators, later in life. "Because the young mice (less than 2 weeks-old) are being fed milk while being exposed to the odour, they experience positive reinforcement," says Dr Vera Voznessenskaya, one of the lead researchers behind this study. "So ...

Nobel Laureates appeal for climate protection

2015-07-03
To mark the final day of the 65th Lindau Nobel Laureate Meeting, on Friday, 3 July, over 30 Nobel laureates assembled on Mainau Island on Lake Constance signed a declaration on climate change. The "Mainau Declaration 2015 on Climate Change" states "that the nations of the world must take the opportunity at the United Nations Climate Change Conference in Paris in December 2015 to take decisive action to limit future global emissions." It is expected that a new international agreement on climate protection will be approved at the 21st UN Climate Conference to succeed the ...

Old World monkey had tiny, complex brain

Old World monkey had tiny, complex brain
2015-07-03
DURHAM, N.C. -- The brain hidden inside the oldest known Old World monkey skull has been visualized for the first time. The creature's tiny but remarkably wrinkled brain supports the idea that brain complexity can evolve before brain size in the primate family tree. The ancient monkey, known scientifically as Victoriapithecus, first made headlines in 1997 when its fossilized skull was discovered on an island in Kenya's Lake Victoria, where it lived 15 million years ago. Now, thanks to high-resolution X-ray imaging, researchers have peered inside its cranial cavity ...

Studies confirm regorafenib benefit in pre-treated metastatic colorectal cancer

2015-07-03
BARCELONA-LUGANO, 3 July 2015 - The phase IIIb CONSIGN study has confirmed the benefit of regorafenib in patients with previously treated metastatic colorectal cancer (mCRC), researchers announced at the ESMO 17th World Congress on Gastrointestinal Cancer 2015 in Barcelona.(1) The safety profile and progression free survival were similar to phase III trial results. CONSIGN was a prospective, observational study that was initiated to allow patients with mCRC access to regorafenib before marketing authorisation and to assess safety, which was the primary endpoint. The randomised ...

Seafaring spiders depend on their 'sails' and 'anchors'

Seafaring spiders depend on their sails and anchors
2015-07-03
Spiders travel across water like ships, using their legs as sails and their silk as an anchor, according to research published in the open access journal BMC Evolutionary Biology. The study helps explain how spiders are able to migrate across vast distances and why they are quick to colonise new areas. Common spiders are frequently observed to fly using a technique called 'ballooning'. This involves using their silk to catch the wind which then lifts them up into the air. Ballooning spiders are estimated to move up to 30 km per day when wind conditions are suitable, helping ...

The bioprinted 'play dough' capable of cell and protein transfer

The bioprinted play dough capable of cell and protein transfer
2015-07-03
Scientists have developed a new technique allowing the bioprinting at ambient temperatures of a strong paste similar to 'play dough' capable of incorporating protein-releasing microspheres. The scientists demonstrated that the bioprinted material, in the form of a micro-particle paste capable of being injected via a syringe, could sustain stresses and strains similar to cancellous bone - the 'spongy' bone tissue typically found at the end of long bones. This work, published today (3 July 2015) in the journal Biofabrication, suggests that bioprinting at ambient temperatures ...

Gene therapy for cystic fibrosis shows encouraging trial results

2015-07-03
A therapy that replaces the faulty gene responsible for cystic fibrosis in patients' lungs has produced encouraging results in a major UK trial. One hundred and thirty six patients aged 12 and over received monthly doses of either the therapy or the placebo for one year. The clinical trial reached its primary endpoint with patients who received therapy having a significant, if modest benefit in lung function compared with those receiving a placebo. Patients from across England and Scotland participated, and were treated in two centres, Royal Brompton Hospital in ...

Romeo and Juliet roles for banded mongooses

Romeo and Juliet roles for banded mongooses
2015-07-03
Banded mongooses take extraordinary risks to ensure that they find the right mate. Female banded mongooses risk their lives to mate with rivals during pack 'warfare' and both males and females have also learned to discriminate between relatives and non-relatives to avoid inbreeding even when mating within their own social group. Researchers from the University of Exeter and Liverpool John Moores University found that 18% of wild banded mongoose pups are fathered by males from rival packs. Banded mongooses are found living in stable social groups across Central ...

The Lancet Respiratory Medicine: First trial of gene therapy for cystic fibrosis to show beneficial effect on lung function

2015-07-03
For the first time gene therapy for cystic fibrosis has shown a significant benefit in lung function compared with placebo, in a phase 2 randomised trial published in The Lancet Respiratory Medicine journal. The technique replaces the defective gene response for cystic fibrosis by using inhaled molecules of DNA to deliver a normal working copy of the gene to lung cells. "Patients who received the gene therapy showed a significant, if modest, benefit in tests of lung function compared with the placebo group and there were no safety concerns," said senior author Professor ...

Income-tax earnings data give more accurate picture of value of college degree

2015-07-02
LAWRENCE -- A new study that is the first to use Social Security Administration's personal income tax data tracking the same individuals over 20 years to measure individual lifetime earnings has confirmed significant long-term economic benefits of college education. ChangHwan Kim, a University of Kansas researcher, said the research team was also able to account for shortcomings in previous studies by including factors such as gender, race, ethnicity, place of birth and high school performance that would influence a person's lifetime earnings and the probability of college ...

Rapid response to kids' stroke symptoms may speed diagnosis

2015-07-02
DALLAS, July 2, 2015 -- An emergency room rapid response plan for children can help diagnose stroke symptoms quickly, according to new research in the American Heart Association journal Stroke. "Just as there are rapid response processes for adults with a possible stroke, there should be a rapid response process for children with a possible stroke that includes expedited evaluation and imaging or rapid transfer to a medical center with pediatric stroke expertise," said Lori Jordan, M.D., Ph.D., study senior author and an assistant professor of pediatrics and neurology ...

HKUST researchers discover ways to regenerate corticospinal tract axons

HKUST researchers discover ways to regenerate corticospinal tract axons
2015-07-02
Researchers at the Hong Kong University of Science and Technology (HKUST) have found a way to stimulate the growth of axons, which may spell the dawn of a new beginning on chronic SCI treatments. Chronic spinal cord injury (SCI) is a formidable hurdle that prevents a large number of injured axons from crossing the lesion, particularly the corticospinal tract (CST). Patients inflicted with SCI would often suffer a loss of mobility, paralysis, and interferes with activities of daily life dramatically. While physical therapy and rehabilitation would help the patients to ...

Infection with Wolbachia bacteria curbs fighting among fruit flies

2015-07-02
Washington, D.C. - July 2, 2015 - Male fruit flies infected with the bacterium, Wolbachia, are less aggressive than those not infected, according to research published in the July Applied and Environmental Microbiology, a journal of the American Society for Microbiology. This is the first time bacteria have been shown to influence aggression, said corresponding author Jeremy C. Brownlie, PhD, Deputy Head, School of Natural Sciences, Griffith University, Brisbane, Australia. The research began with a discovery by University of Arizona student Elizabeth Bondy, an undergraduate ...

Astronomers predict fireworks from rare stellar encounter in 2018

Astronomers predict fireworks from rare stellar encounter in 2018
2015-07-02
Astronomers are gearing up for high-energy fireworks coming in early 2018, when a stellar remnant the size of a city meets one of the brightest stars in our galaxy. The cosmic light show will occur when a pulsar discovered by NASA's Fermi Gamma-ray Space Telescope swings by its companion star. Scientists plan a global campaign to watch the event from radio wavelengths to the highest-energy gamma rays detectable. The pulsar, known as J2032+4127 (J2032 for short), is the crushed core of a massive star that exploded as a supernova. It is a magnetized ball about 12 miles ...
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