USDA scientists use commercial enzyme to improve grain ethanol production
2011-09-13
This press release is available in Spanish.
A commercial enzyme could reduce overall costs linked with producing ethanol from grain, and also reduce associated emissions of greenhouse gases, according to a study by U.S. Department of Agriculture (USDA) scientists and colleagues.
The researchers found that the enzyme helps extract water from an ethanol byproduct used to make dried distillers grains with solubles (DDGS), which can be used as feed supplements for cattle, swine and poultry. This could significantly reduce the amount of electricity, natural gas, energy and ...
Ophthalmic antibiotics associated with antimicrobial resistance after intraocular injection therapy
2011-09-13
CHICAGO – Repeated exposure of the eye to ophthalmic antibiotics appears to be associated with the emergence of resistant strains of microbes among patients undergoing intraocular injection therapy for neovascular retinal disease, according to a report in the September issue of Archives of Ophthalmology, one of the JAMA/Archives journals.
According to background information in the article, more than 8 million people in the United States are affected by age-related macular degeneration, the leading cause of blindness among individuals older than 65 years in this country. ...
Ferroelectrics could pave way for ultra-low power computing
2011-09-13
Berkeley – Engineers at the University of California, Berkeley, have shown that it is possible to reduce the minimum voltage necessary to store charge in a capacitor, an achievement that could reduce the power draw and heat generation of today's electronics.
"Just like a Formula One car, the faster you run your computer, the hotter it gets. So the key to having a fast microprocessor is to make its building block, the transistor, more energy efficient," said Asif Khan, UC Berkeley graduate student in electrical engineering and computer sciences. "Unfortunately, a transistor's ...
The risk of suffering from insomnia is 67 percent higher if a family member is insomniac
2011-09-13
Quebec City, September 12, 2011—A study presented today by Université Laval researchers at the 4th World Congress on Sleep Medicine currently underway in Quebec City revealed that the risk of insomnia is 67% higher in people from families in which at least one member is an insomniac.
The research team, directed by Dr. Charles M. Morin of Université Laval's School of Psychology, came to these conclusions following a study involving 3,485 people. The participants were asked to answer a telephone survey on their sleep quality and that of their immediate families. On three ...
Psoriasis patients face higher than average death risk after a heart attack
2011-09-13
Heart attack patients with psoriasis are 26 per cent more likely to die from cardiovascular disease, or suffer from recurrent heart attacks or strokes, and are 18 per cent more likely to die from all causes than those without the inflammatory skin disease. That's the key finding of a Danish study published in the September issue of the Journal of Internal Medicine.
Researchers studied nearly 50,000 patients who had experienced their first heart attack between 2002 and 2006, following the 462 patients with psoriasis for an average of 19.5 months and the 48,935 controls ...
Spin pumping effect proven for the first time
2011-09-13
Bochum's physicists led by Prof. Dr. Hartmut Zabel have demonstrated the spin pumping effect in magnetic layers for the first time experimentally. The behaviour of the spin pumping had previously only been predicted theoretically. The research team at the RUB has now succeeded in measuring the effect using ultrafast X-ray scattering with picosecond resolution. Through their rotation of the magnetic moments, the so-called magnetic precession, single electrons can mutually influence each other's rotation (spin) through a non-magnetic intermediate layer. This is a crucial ...
Key signal that prompts production of insulin-producing beta cells points way toward diabetes cure
2011-09-13
Jerusalem, Sept. 11, 2011 -- Researchers at the Hebrew University of Jerusalem have identified the key signal that prompts production of insulin-producing beta cells in the pancreas -- a breakthrough discovery that may ultimately help researchers find ways to restore or increase beta cell function in people with type 1 diabetes.
The work on the multi-year project was led by Prof. Yuval Dor of the Institute for Medical Research Israel-Canada of the Hebrew University, researchers from the Hadassah University Medical Center and researchers from the diabetes section of the ...
Manipulative mothers subdue show-off sons
2011-09-13
Choosing the sex of our offspring may seem totally beyond our control, but some animals have a remarkable capacity to manipulate this. The female eclectus parrot, for example, has been known to produce 20 sons in a row before switching to producing only daughters. Now, a team of evolutionary biologists has found that tight control over offspring sex ratios can have disastrous consequences for sexual selection.
Led by Dr Tim Fawcett, a research fellow at the University of Bristol, the team used mathematical models and computer simulations to investigate how sex-ratio ...
'Trojan Horse' particle sneaks chemotherapy in to kill ovarian cancer cells
2011-09-13
A common chemotherapy drug has been successfully delivered to cancer cells inside tiny microparticles using a method inspired by our knowledge of how the human immune system works. The drug, delivered in this way, reduced ovarian cancer tumours in an animal model by 65 times more than using the standard method. This approach is now being developed for clinical use.
The research was funded by, among others, the Biotechnology and Biological Sciences Research Council (BBSRC) Follow-on Fund - funding for 'proof of concept' at the very early stage of turning research outputs ...
Physicist detects movement of macromolecules engineered into our food
2011-09-13
This press release is available in French.
Toxin proteins are genetically engineered into our food because they kill insects by perforating body cell walls, and Professor Rikard Blunck of the University of Montreal's Group for the study of membrane proteins (GÉPROM) has detected the molecular mechanism involved. In recognition of his breakthrough, he received the Traditional Paul F. Cranefield Award of the Society of General Physiologists yesterday evening. "This study is about gaining a better understanding of the basic functioning of the toxin proteins in order to judge ...
Leopoldina Symposium focuses on human rights violations in sciences and humanities
2011-09-13
The second Human Rights and Science symposium of the German National Academy of Sciences Leopoldina was held in Strasbourg. At the event scientists and scholars, representatives of human rights organisations, and delegates from European academies of sciences and humanities came together to discuss human rights violations in academic work. The ethics of biosciences were the main focus of the public symposium.
Researchers regularly face human rights issues in their work. In some countries – including those in Europe – they repeatedly come against state repression if they ...
Out of the darkness
2011-09-13
San Diego, September 12, 2011 - The Journal of Emergency Medical Services (JEMS) today announces the publication of a special 150-page four-volume digital issue featuring first-person accounts of responders who were thrust into the world spotlight the morning of September 11, 2001, when terrorists invaded their response districts – and their lives – and changed the way they, and most responders throughout the world, think, train, respond and live their lives.
A.J. Heightman, Editor-in-Chief of JEMS, and Teresa McCallion, Editor of the EMS Insider newsletter – both published ...
A study analyzes how to improve the European patent
2011-09-13
This press release is available in Spanish.
"From the point of view of efficiency, establishing one sole format for a European patent in which English is the language used for the procedure seems obvious, even though the diffusion of the innovation is translated into other EU languages," the researchers asserted. This would simplify the current system, they explained, in which the inventor can decide whether to present a European patent in English or to request the patent in the government office of his/her country and in its official language. In addition, it would ...
New species of ancient predatory fish discovered
2011-09-13
PHILADELPHIA (September 12, 2011) – The Academy of Natural Sciences today announced
the discovery of a new species of large predatory fish that prowled ancient North American
waterways during the Devonian Period, before backboned animals existed on land.
Drs. Edward "Ted" Daeschler and Jason Downs of the Academy and colleagues from
the University of Chicago and Harvard University describe the new denizen of the Devonian
they named Laccognathus embryi in the current issue of the Journal of Vertebrate Paleontology.
The 375-million-year-old beast was discovered by the ...
Honduran earthquake of 2009 destroyed half of coral reefs of Belizean Barrier Reef lagoon
2011-09-13
Earth's coral reefs have not been faring well in recent decades, facing multiple threats from pollution, disease, elevated water temperatures, and overfishing. Often referred to as the "rainforests of the Sea," coral reefs support a wide variety of marine life, help protect shorelines, and contribute significantly to tourism and the fishing industry. A new study looks at a rare but catastrophic impact on reefs: the damage caused by natural disasters such as an earthquakes.
In May of 2009, a powerful, magnitude-7.3 earthquake shook the western Caribbean, causing lagoonal ...
Recent Changes to New York Cellphone Laws Mean Increased Driver Violation Points
2011-09-13
Since 2001, New York has restricted cellphone use while driving. Drivers could receive traffic citations, with up to a $185 fine, for using handheld cellphones while driving. Law enforcement officials, however, have found that the possibility of a ticket is not enough of a deterrent as drivers continue to talk on handheld cellphones and text while driving -- and, even worse, continue to cause accidents. In 2008, more than 45,000 motor vehicle accidents in New York -- about 18 percent of the state's accidents that year -- involved driver distraction or inattention.
In ...
Even low-dose aspirin may increase risk of GI bleeding
2011-09-13
The risk of gastrointestinal (GI) bleeding needs to be considered when determining the potential preventive benefits associated with low-dose aspirin for cardiovascular disease and cancer. According to a new study in Clinical Gastroenterology and Hepatology, the use of low-dose aspirin increases the risk for GI bleeding, with the risk being increased further with accompanying use of cardiovascular disease-preventing therapies, such as clopidogrel and anticoagulants. In patients who took proton pump inhibitors (PPIs), bleeding risk decreased. Clinical Gastroenterology and ...
New clues to molecular understanding of autism
2011-09-13
BUFFALO, N.Y. -- The first transgenic mouse model of a rare and severe type of autism called Timothy Syndrome is improving the scientific understanding of autism spectrum disorder in general and may help researchers design more targeted interventions and treatments.
The research is described in a paper published last week by scientists at the University at Buffalo and Stanford University in the Proceedings of the National Academy of Sciences.
The transgenic mouse developed at UB exhibits the repetitive physical behaviors, altered social behaviors and impaired communication ...
Astronomers find extreme weather on an alien world
2011-09-13
TORONTO, ON – A University of Toronto-led team of astronomers has observed extreme brightness changes on a nearby brown dwarf that may indicate a storm grander than any seen yet on a planet. Because old brown dwarfs and giant planets have similar atmospheres, this finding could shed new light on weather phenomena of extra-solar planets.
As part of a large survey of nearby brown dwarfs – objects that occupy the mass gap between dwarf stars and giant planets – the scientists used an infrared camera on the 2.5m telescope at Las Campanas Observatory in Chile to capture repeated ...
Medical Malpractice Attorney Fayrell Furr Jr. Recognized by Myrtle Beach Herald
2011-09-13
Fayrell Furr Jr., of Furr & Henshaw, Attorneys at Law, has been named the best medical malpractice attorney in the Myrtle Beach area for 2011 by the Myrtle Beach Herald. Mr. Furr has also been named to the list of South Carolina Super Lawyers for 2008, 2009 and 2010. He is board-certified as a civil trial attorney by the National Board of Trial Advocacy.
Furr & Henshaw has offices in Myrtle Beach and Columbia. The firm represents injured people statewide, as well as out-of-state visitors who were hurt in South Carolina, and has a well-established record of helping ...
Health fears over CO2 storage are unfounded, study shows
2011-09-13
Capturing CO2 from power stations and storing it deep underground carries no significant threat to human health, despite recently voiced fears that it might, a study has shown.
Researchers found that the risk of death from poisoning as a result of exposure to CO2 leaks from underground rocks is about one in 100 million – far less than the chances of winning the lottery jackpot.
Scientists from the University of Edinburgh studied historical data on deaths from CO2 poisoning in Italy and Sicily, where the gas seeps naturally from the ground because of volcanic activity. ...
Pressure for positive results puts science under threat, study shows
2011-09-13
Scientific research may be in decline across the globe because of growing pressures to report only positive results, new analysis suggests.
A study by the University of Edinburgh examined more than 4,600 scientific research papers published between 1990 and 2007 and found a steady decline in studies in which the findings contradicted scientific hypotheses.
Papers reporting null or negative findings are in principle as useful as positive ones, but they attract fewer readers and citations, so scientific journals tend to reject them.
It is acknowledged among scientists ...
Researchers find way to measure effect of Wi-Fi attacks
2011-09-13
Researchers from North Carolina State University have developed a way to measure how badly a Wi-Fi network would be disrupted by different types of attacks – a valuable tool for developing new security technologies.
"This information can be used to help us design more effective security systems, because it tells us which attacks – and which circumstances – are most harmful to Wi-Fi systems," says Dr. Wenye Wang, an assistant professor of electrical and computer engineering at NC State and co-author of a paper describing the research.
Wi-Fi networks, which allow computer ...
Reliant Technology Announces NetApp Storage Continuity Program
2011-09-13
NetApp reseller Reliant Technology is proud to announce the expansion of its Used NetApp Storage Division with the introduction of the NetApp Storage Continuity Program. The program provides Reliant Technology customers with a cost-effective option for upgrading their NetApp FAS systems, reducing maintenance costs, and extending the life of NetApp End Of Life systems.
The NetApp Storage Continuity Program is designed to help current NetApp storage customers protect their IT investments and expand the life of their NetApp FAS systems, while reducing the cost of acquiring ...
A deep male voice helps women remember
2011-09-13
Men take note: If you want women to remember, speak to them in a low pitch voice. Then, depending on what they remember about you, they may or may not rate you as a potential mate. That's according to a new study by David Smith and colleagues from the University of Aberdeen in the UK. Their work shows for the first time that a low masculine voice is important for both mate choice and the accuracy of women's memory. The research is published online in Springer's journal, Memory & Cognition.
In a series of two experiments, Smith and colleagues show that memory in women ...
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