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UC research takes first look at catalyst behind evangelicals' forays into today's culture wars

2013-08-27
It's apparent to Andrew Lewis that as the Southern Baptist Convention (SBC) expands its role in our nation's culture wars, there is one battle cry rallying the group's nearly 16 million members: advocating against abortion. Lewis, an assistant professor of political science at the University of Cincinnati, has studied how leaders of the SBC apply the group's long-held strategy toward abortion politics to new areas of political concern, such as free speech. That method provides a framework for the SBC's constituents to understand new issues and why they're important. For ...

UC research examines NATO and its 'smart defense' focus in era of economic uncertainty

2013-08-27
After the 2008 global economic meltdown, many nations reduced military budgets and pooled resources in response to economic uncertainties. For example, at one time, Bulgaria and neighboring Romania each had their own very small submarine fleets. Then, as wear and tear necessitated taking equipment out of service, the countries had neither funds nor particular need to replace the old equipment. They instead opted to share vessels in order to meet training needs – while also saving money. This is just one instance of security cooperation driven by today's shrinking defense ...

Adapting to mainstream lowers diabetes risk in African-Americans

2013-08-27
ANN ARBOR—Trying to find a produce store or a large grocer in an economically depressed neighborhood is about as easy as finding an apple in a candy store. Lack of access to good nutrition impacts racial and ethnic minorities and recent immigrants disproportionately. Poor nutrition combined with higher stress can contribute to other health problems, including type 2 diabetes. But a new University of Michigan study may help explain how to cope with this stress and perhaps curb some of these health problems. Rebecca Hasson, assistant professor at the U-M schools ...

Language can reveal the invisible, study shows

2013-08-27
MADISON, Wis. — It is natural to imagine that the sense of sight takes in the world as it is — simply passing on what the eyes collect from light reflected by the objects around us. But the eyes do not work alone. What we see is a function not only of incoming visual information, but also how that information is interpreted in light of other visual experiences, and may even be influenced by language. Words can play a powerful role in what we see, according to a study published this month by University of Wisconsin–Madison cognitive scientist and psychology professor ...

New technique for measuring tree growth cuts down on research time

2013-08-27
Tree growth is measured to understand tree health, fluxes in carbon sequestration, and other forest ecosystem functions. It is one of the most essential and widely collected woody plant traits. Yet, the traditional method to measure tree growth is awkward and time consuming. Scientists have developed a new, resourceful way to take repeated tree growth measurements safely and accurately. Dendrometer bands are metal straps that wrap around a tree trunk to measure its growth. Bands are fashioned by bending banding material into a "collar" and passing the metal strap through ...

Dartmouth researchers develop molecular switch that changes liquid crystal colors

2013-08-27
Dartmouth researchers have developed a molecular switch that changes a liquid crystal's readout color based on a chemical input. This new development may open the way for using liquid crystals in detecting harmful gases, pathogens, explosives and other chemical substances. The findings appear in the journal Angewandte Chemie. A PDF of the study is available on request. One of the challenges in the field of molecular switches and machines is the translation of molecular level motion into macroscopic level events by harnessing light or chemical energy -- think of a molecular-sized ...

Eastern US water supplies threatened by a legacy of acid rain

2013-08-27
Human activities are changing the water chemistry of many streams and rivers in the Eastern U.S., with consequences for water supplies and aquatic life, so reports a new study in the journal Environmental Science and Technology. In the first survey of its kind, researchers looked at long-term alkalinity trends in 97 streams and rivers from Florida to New Hampshire. Sites ranged from small headwater streams to some of the nation's largest rivers. Over the past 25 to 60 years, two-thirds have become significantly more alkaline. Alkalinity is a measure of water's ability ...

Watching the production of new proteins in live cells

2013-08-27
New York, NY – Researchers at Columbia University, in collaboration with biologists in Baylor College of Medicine, have made a significant step in understanding and imaging protein synthesis, pinpointing exactly where and when cells produce new proteins. Assistant Professor Wei Min's team developed a new technique to produce high-resolution imaging of newly synthesized proteins inside living cells. The findings were published in the July 9th issue of The Proceedings of the National Academy of Sciences (Volume 110; Issue 28). Proteins carry out almost every crucial biological ...

Scripps Research Institute scientists report breakthrough in DNA editing technology

2013-08-27
LA JOLLA, CA—August 26, 2013—Scientists at The Scripps Research Institute (TSRI) have found a way to apply a powerful new DNA-editing technology more broadly than ever before. "This is one of the hottest tools in biology, and we've now found a way to target it to any DNA sequence," said Carlos F. Barbas III, the Janet and Keith Kellogg II Chair in Molecular Biology and Professor in the Department of Chemistry at TSRI. The breakthrough concerns a set of designer DNA-binding proteins called TALEs, which biologists increasingly use to turn on, turn off, delete, insert ...

RNA double helix structure identified using synchrotron light

2013-08-27
SASKATOON -- When Francis Crick and James Watson discovered the double helical structure of deoxyribonucleic acid (DNA) in 1953, it began a genetic revolution to map, study, and sequence the building blocks of living organisms. DNA encodes the genetic material passed on from generation to generation. For the information encoded in the DNA to be made into the proteins and enzymes necessary for life, ribonucleic acid (RNA), single-stranded genetic material found in the ribosomes of cells, serve as intermediary. Although usually single-stranded, some RNA sequences were ...

Microneedle patch could replace standard tuberculosis skin test

2013-08-27
Each year, millions of people in the United States get a tuberculosis skin test to see if they have the infection that still affects one third of the world's population. But the standard diagnostic test is difficult to give, because a hypodermic needle must be inserted at a precise angle and depth in the arm to successfully check for tuberculosis. Now, a team led by University of Washington engineers has created a patch with tiny, biodegradable needles that can penetrate the skin and precisely deliver a tuberculosis test. The researchers published their results online ...

Perception of marijuana as a 'safe drug' is scientifically inaccurate

2013-08-27
This news release is available in French. The nature of the teenage brain makes users of cannabis amongst this population particularly at risk of developing addictive behaviors and suffering other long-term negative effects, according to researchers at the University of Montreal and New York's Icahn School of Medicine at Mount Sinai. "Of the illicit drugs, cannabis is most used by teenagers since it is perceived by many to be of little harm. This perception has led to a growing number of states approving its legalization and increased accessibility. Most of the debates ...

Gene makes some HIV-infected patients more at risk for fungal disease

2013-08-27
HIV-infected people who carry a gene for a specific protein face a 20-fold greater risk of contracting cryptococcal disease, according to a study published in mBio®, the online open-access journal of the American Society for Microbiology. Cryptococcus neoformans is the most common cause of fungal meningitis among HIV-infected individuals. While the disease is a risk for everyone with HIV who has a very low level of CD4+ T cells, researchers have discovered that those with the gene for the protein FCGR3A 158V have an immune cell receptor that binds tightly to antibody-bound ...

Review outlines best practice standards for coordinator-based fracture liaison services

2013-08-27
August 27, 2013 Nyon, Switzerland An influential report published in the journal 'Osteoporosis International', recommends 13 best practice standards in the implementation of coordinator-based fracture liaison services (FLS). The report, 'Capture the Fracture: A Best Practice Framework and Global Campaign to Break the Fragility Fracture Cycle' (1), has been been shaped by input from leaders of established Fracture Liaison Services throughout the world and endorsed by the International Osteoporosis Foundation. Coordinator-based FLS centre around a coordinator, often ...

Divorce elevates risk for depression, but only for some people

2013-08-27
Divorce is associated with an increased risk of future depressive episodes but only for those who already have a history of depression, according to a new study published in Clinical Psychological Science, a journal of the Association for Psychological Science. "Stressful life events like divorce are associated with significant risk for prolonged emotional distress, including clinically-significant depression," notes psychological scientist and lead researcher David Sbarra of the University of Arizona. "At the same time, we know from considerable research that the experience ...

Coming soon to an optometrist's office near you: Wavefront analysis

2013-08-27
Philadelphia, Pa. (August 27, 2013) - Techniques developed by astronomers seeking a clear view of objects in space are coming closer to home, as eye care professionals apply the concept of wavefront optics to understanding—and correcting—subtle visual abnormalities of the human eye, according to a special article in the September issue of Optometry and Vision Science, official journal of the American Academy of Optometry. The journal is published by Lippincott Williams & Wilkins, a part of Wolters Kluwer Health. Wavefront optics is beginning to transform the way optometrists ...

Do girls really experience more math anxiety?

2013-08-27
Girls report more math anxiety on general survey measures but are not actually more anxious during math classes and exams, according to new research forthcoming in Psychological Science, a journal of the Association for Psychological Science. Existing research suggests that females are more anxious when it comes to mathematics than their male peers, despite similar levels of achievement. But education researchers Thomas Götz and Madeleine Bieg of the University of Konstanz and the Thurgau University of Teacher Education and colleagues identified a critical limitation ...

Rim Fire in California

2013-08-26
The Rim Fire began in California on August 17, 2013. The cause of the fire is still under investigation. This fire is treacherous and has tripled in size in the last few days to now over 106,000 acres. The fire had been 5% contained, but the fire jumped fire lines and is currently only 2% contained. According to the San Jose Mercury News, "There appeared to be no stopping the massive Rim Fire as it exploded further into Yosemite National Park heading into the weekend. The fire nearly doubled in size overnight into Friday and stood at about 106,000 acres, or 165 square ...

Patients leaving hospital against medical advice more likely to be readmitted or die

2013-08-26
People who leave hospital against their doctors' orders are more likely to be readmitted to hospital or die, according to a new study in CMAJ (Canadian Medical Association Journal). "Leaving the hospital against medical advice was associated with increased risks of readmission to hospital and death that persisted for at least 6 months," writes Dr. Allan Garland, Faculty of Medicine, University of Manitoba, Winnipeg, with coauthors. "Potential mechanisms for these associations directly related to the patients' acute illness include more severe illness or incomplete treatment ...

Changing river chemistry affects Eastern US water supplies

2013-08-26
COLLEGE PARK, Md – Human activities are changing the basic chemistry of many rivers in the Eastern U.S. in ways that have potentially major consequences for urban water supplies and aquatic ecosystems, a University of Maryland-led study has found. In the first survey of its kind, a research team looked at long-term records of alkalinity trends in 97 rivers from Florida to New Hampshire. Over time spans of 25 to 60 years, two-thirds of the rivers had become significantly more alkaline. Increased alkalinity complicates drinking water and wastewater treatment, encourages ...

Shopping in high heels could curb overspending

2013-08-26
When shopping for a big ticket item, such as a television, there is a checklist of things you should always do: 1. Read reviews 2. Compare prices 3. Wear high heels If you're uncomfortable with No. 3, you have other options. You can ride up and down the escalator, play a few games using the Wii Fit, or just go shopping immediately following your yoga class. A new BYU study finds that consumers experiencing a heightened sense of balance are more likely to weigh the options and go with a product that falls in the middle of the high-end, low-end scale. "If you're ...

Study supports intracerebral stem cell injections to prevent/reduce post-stroke cognitive deficits

2013-08-26
Amsterdam, NL, August 23, 2013 – Cognitive deficits following ischemic stroke are common and debilitating, even in the relatively few patients who are treated expeditiously so that clots are removed or dissolved rapidly and cerebral blood flow restored. A new study in Restorative Neurology and Neuroscience demonstrates that intracerebral injection of bone-marrow-derived mesenchymal stem cells (BSCs) reduces cognitive deficits produced by temporary occlusion of cerebral blood vessels in a rat model of stroke, suggesting that BSCs may offer a new approach for reducing post-stroke ...

ASO corrects striatal transcriptional abnormalities & protects function in HD mice

2013-08-26
Amsterdam, NL, 26 August 2013 – Findings from postmortem studies of the brains of Huntington's Disease (HD) patients suggest that transcriptional dysregulation may be an early step in the pathogenesis of HD before symptoms appear. Other studies report transcriptional alterations in the brains of some mouse models of HD. A new study has found transcriptional changes in mouse striatum which correlate with progressive motor and psychiatric deficits and, most importantly, reports for the first time, that an antisense oligonucleotide (ASO) may be used therapeutically to both ...

First report of real-time manipulation and control of nuclear spin noise

2013-08-26
Basel Physicists in collaboration with Dutch researchers have demonstrated a new method for polarizing nuclear spins in extremely small samples. By Monitoring and controlling spin fluctuations, the method may provide a route for enhancing the resolution of magnetic resonance imaging (MRI) on the nanometer-scale, allowing researchers to make 3D images of smaller objects than ever before. The results have been published in the journal Nature Physics. Many of the elements that make up the matter around us, such as hydrogen or phosphorus, contain a magnetic nucleus at the ...

Preschoolers who stutter do just fine emotionally and socially, study finds

2013-08-26
A study of over 1600 children, which followed the children from infancy to four years old, found the cumulative incidence of stuttering by four years old was 11 per cent, more than twice what has previously been reported. However, the study refutes the long held view that suggests developmental stuttering is associated with a range of poorer outcomes in the preschool period. Interestingly, the study found the reverse was true, with stuttering associated with better language development, non-verbal skills with no identifiable effect on the child's mental health or temperament ...
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