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K-State advances field of ecological genomics with research, symposium

2010-10-13
MANHATTAN, KAN. -- A Kansas State University professor's research and the upcoming Ecological Genomics Symposium continue to make the university a leader in the emerging field of ecological genomics. Ecological genomics is an integrated field that focuses on how organisms, ecosystems and communities respond to environmental change. It uses genomic technologies, such as gene sequencing and expression analysis, on a wider scale to ask and research ecological questions, said Michael Herman, associate professor of biology. "We're working hard to advance this field," Herman ...

Pediatric hospitalizations for ATV-related injuries more than double

2010-10-13
All-Terrain Vehicles (ATVs) are associated with a significant and increasing number of hospitalizations for children in the U.S., according to a new report by the Center for Injury Research and Policy at the Johns Hopkins Bloomberg School of Public Health. Over a nine- year period (1997-2006) hospitalizations for ATV injuries increased 150 percent among youth younger than 18 years, with important demographic variations. Rates increased the most dramatically in the South and Midwest, and among teens ages 15 to 17. While males between 15 to 17 have the highest rate of ATV ...

U of M researchers find children's health insurance coverage varies widely

2010-10-13
MINNEAPOLIS/ST.PAUL (Oct. 12, 2010) – Children's health insurance coverage still varies significantly at both the state and national levels, according to researchers at the University of Minnesota School of Public Health (SPH). In particular, researchers found gaps in coverage that vary across states by age, race/ethnicity and income. Even states with relatively low rates of uninsured children have gaps in coverage for some groups of children, according to researchers. Conversely, some states demonstrating high rates of uninsurance have relatively low gaps or disparity ...

1 step closer to a drug treatment for cystic fibrosis, MU professor says

2010-10-13
COLUMBIA, Mo. – A University of Missouri researcher believes his latest work moves scientists closer to a cure for cystic fibrosis, one of the world's most common fatal genetic diseases. The Journal of Biological Chemistry has published findings by Tzyh-Chang Hwang, a professor in the School of Medicine's Department of Medical Pharmacology and Physiology and the Dalton Cardiovascular Research Center. The publication has been recognized as the "paper of the week" for the journal, meaning Hwang's work is considered to be in the top 1 percent of papers reviewed annually ...

Gambling on bacteria

2010-10-13
When it comes to gambling, many people rely on game theory, a branch of applied mathematics that attempts to measure the choices of others to inform their own decisions. It's used in economics, politics, medicine -- and, of course, Las Vegas. But recent findings from a Tel Aviv University researcher suggest that we may put ourselves on the winning side if we look to bacteria instead. According to Prof. Eshel Ben-Jacob of Tel Aviv University's School of Physics and Astronomy, current game theory can't account for bacteria's natural decision-making abilities -- it's just ...

Medical researchers break down costs to care for heart failure patients at the end of life

2010-10-13
As the population ages, health care epidemiologist Padma Kaul and cardiologist Paul Armstrong, researchers in the Faculty of Medicine & Dentistry at the University of Alberta, want health-care professionals to talk to their patients about their options on places to die, whether it be at home, in hospital or a palliative care facility like hospice. The researchers found, in their recent study, that the majority of heart failure patients pass away in an acute care hospital and the cost is more than double for those who died elsewhere. This is the first study to examine ...

Why it's hard to crash the electric grid

Why its hard to crash the electric grid
2010-10-13
Last March, the U.S. Congress heard testimony about a scientific study in the journal Safety Science. A military analyst worried that the paper presented a model of how an attack on a small, unimportant part of the U.S. power grid might, like dominoes, bring the whole grid down. Members of Congress were, of course, concerned. Then, a similar paper came out in the journal Nature the next month that presented a model of how a cascade of failing interconnected networks led to a blackout that covered Italy in 2003. These two papers are part of a growing reliance on a particular ...

How immune response in pregnancy may lead to brain dysfunction in offspring

2010-10-13
A pregnant woman's immune response to viral infections may induce subtle neurological changes in the unborn child that can lead to an increased risk for neurodevelopmental disorders including schizophrenia and autism. Research published in the online journal mBio® provides new insights into how this may happen and suggests potential strategies for reducing this risk. "Infection during pregnancy is associated with increased risk of damage to the developing nervous system. Given that many agents have been implicated, we decided to focus on mechanisms by which the maternal ...

Researchers propose new way to classify personality disorders

Researchers propose new way to classify personality disorders
2010-10-13
EAST LANSING, Mich. — Research led by a Michigan State University psychologist is playing a key role in the effort to change the way mental health clinicians classify personality disorders. The study by Christopher Hopwood and colleagues calls for a more scientific and practical method of categorizing personality disorders – a proposal that ultimately could improve treatment, Hopwood said. "We're proposing a different way of thinking about personality and personality disorders," said Hopwood, MSU assistant professor of psychology and an experienced clinician. "There's ...

Smithsonian reports regional sea temperature rise and coral bleaching event in Western Caribbean

Smithsonian reports regional sea temperature rise and coral bleaching event in Western Caribbean
2010-10-13
The Smithsonian Tropical Research Institute's Bocas del Toro Research Station and Galeta Point Marine Laboratory are reporting an anomalous sea temperature rise and a major coral bleaching event in the western Caribbean. Although the U.S. National Oceanic and Atmospheric Administration, NOAA, issued an advisory in July announcing above-average sea surface temperatures in the wider Caribbean region, there had been no clear indication of increased sea temperatures in Panama and the western Caribbean until late August-early September. Scientists and local dive operators first ...

Environmental Science & Technology special issue on environmental policy

2010-10-13
WASHINGTON, Oct. 12, 2010 — Key articles in a special print edition of the American Chemical Society journal, Environmental Science & Technology (ES&T), one of the world's premier environmental journals, are now available online. The articles will appear Jan. 1, 2011 in an ES&T issue on environmental policy. The topics range from the mysterious disorder decimating honey bee colonies to ways to capture and store carbon and mitigate greenhouse effect. Those marked "Feature" are written in a less technical style and suitable for general readers, including students and non-scientists. ...

Nurses critical in assuring health needs of LGBTIQ youth

2010-10-13
Montreal, October 12, 2010 – Five American teenagers, all bullied because they were gay, have committed suicide over the past few weeks. The deaths have caused a media storm and raised a critical question: Did the social or healthcare system fail these adolescents? "Absolutely," says Concordia University Professor Deborah Dysart-Gale. "Bullying and such resulting suicides are avoidable. Healthcare workers have tools that can help queer teens – no one needs to die because of their sexual orientation." As Chair of the General Studies Unit of the Faculty of Engineering ...

Genetic defect found to cause severe epilepsy and mental retardation

2010-10-13
BEER-SHEVA, Israel, October 12, 2010 — A research team at Ben-Gurion University of the Negev and Soroka University Medical Center in Beer-Sheva, Israel has detected a genetic mutation resulting in a progressive disease of severe mental retardation and epilepsy beginning at infancy. The research was just published in the American Journal of Human Genetics. The team, led by BGU Prof. Ohad Birk of the National Institute for Biotechnology in the Negev determined that the defect is associated with the production of the 21st amino acid, selenocysteine (SEC), which leads to ...

Physicists observe electron ejected from atom for first time

2010-10-13
Air Force Office of Scientific Research-supported physicists at the University of California, Berkeley in collaboration with researchers from the Max Planck Institute of Quantum Optics and the U.S. Department of Energy's Lawrence Berkeley National Laboratory, became the first researchers to observe the motion of an atom's valence or outermost electrons in real-time by investigating the ejection of an electron from an atom by an intense laser pulse. In the experiments, an electron in a krypton atom is removed by a laser pulse that lasts less than four femtoseconds (one ...

Brain imaging identifies differences in childhood bipolar disorder, ADHD

2010-10-13
Researchers at the University of Illinois at Chicago are the first to use brain imaging to examine the effects of emotion on working memory function in children with pediatric bipolar disorder or attention deficit hyperactivity disorder. The study is published in the October issue of the Journal of the American Academy of Child & Adolescent Psychiatry. PBD and ADHD are very severe developmental disorders that share behavioral characteristics such as impulsivity, irritability and attention problems. Using functional magnetic resonance imaging, researchers at UIC examined ...

Consuming vegetables linked to decreased breast cancer risk in African-American women

2010-10-13
(Boston) - Investigators from the Slone Epidemiology Center at Boston University School of Medicine (BUSM) have reported that African American women who consume more vegetables are less likely to develop estrogen receptor-negative breast cancer than women with low vegetable intake. The study results, published in the American Journal of Epidemiology, were based on data from the Black Women's Health Study (BWHS), a large follow-up study of 59,000 African American women from across the U.S. conducted by investigators at the Slone Epidemiology Center since 1995. The investigators ...

Looking back key to moving forward

2010-10-13
Despite modest economic gains, gloomy unemployment numbers and low workplace morale still loom large within corporate America. Whether or not companies can capitalize on the momentum of this fragile financial revitalization is dependent on more than enhancing consumer confidence or introducing new products to the marketplace—it falls largely on employees working for organizations and their level of commitment to corporate success. Researchers from the Kellogg School of Management at Northwestern University and the Haas School of Business at the University of California, ...

Second-generation device more effective in capturing circulating tumor cells

Second-generation device more effective in capturing circulating tumor cells
2010-10-13
VIDEO: Rotating image of circulating tumor cell cluster isolated from the blood of a patient with metastatic prostate cancer using the HB-Chip. Click here for more information. A redesigned version of the CTC-Chip – a microchip-based device for capturing rare circulating tumor cells (CTCs) – appears to be more effective and should be easier to manufacture than the original. Called the HB-(herringbone) Chip, the new device also may provide more comprehensive and easily ...

Diabetes gene linked to degeneration of enzyme involved in Alzheimer's disease onset and progression

2010-10-13
Mount Sinai School of Medicine researchers have found that a gene associated with the onset of Type 2 diabetes also is found at lower-than-normal levels in people with Alzheimer's disease. The research, led by Giulio Maria Pasinetti, MD, PhD, The Saunder Family Professor in Neurology, and Professor of Psychiatry and Geriatrics and Adult Development at Mount Sinai School of Medicine, was published this month in Aging Cell. The new study provides insight into a potential mechanism that might explain the relationship between Type 2 diabetes and the onset and progression ...

New studies examine links between XMRV and human disease

2010-10-13
Xenotropic murine leukemia virus–related virus (XMRV) has been the subject of many studies since its discovery in 2006, but conflicting reports have created an unclear picture of XMRV's role in human disease. In three recent studies published in the November 15 issue of The Journal of Infectious Diseases, now available online, the evidence supports a possible link between XMRV and prostate cancer but not other links involving chronic fatigue syndrome, HIV infection, or hepatitis C virus (HCV) infection. (Please see below for links to these articles online.) In one of ...

National committee releases findings on transforming and improving the nursing profession

2010-10-13
CORAL GABLES, FL (October 12, 2010)--Still hampered by workforce shortages and barriers that impede their ranks from delivering health care to the full extent of their education and training, nurses may have gotten the much-needed shot in the arm they need to transform their profession with the release of an Institute of Medicine (IOM) report recommending sweeping changes for improving their profession. The report, the product of a special committee chaired by University of Miami President Donna E. Shalala, recommends everything from higher levels of education and training ...

Blocking an oncogene in liver cancer could be potential therapy option

2010-10-13
COLUMBUS, Ohio – Scientists have found that a synthetic molecule they designed can block activation of a gene in liver cancer cells, halting a process that allows some of those cancer cells to survive chemotherapy. Without the interference of this gene's function, certain liver cancer cells appear to be protected from the toxic effects of chemotherapy drugs. Blocking the oncogene, called STAT3, prevents a protein from protecting the cells, the research suggests. As a result, more liver cancer cells succumb to treatment. Researchers hope an anti-cancer drug based ...

Metabolic status before pregnancy predicts subsequent gestational diabetes

2010-10-13
OAKLAND, Calif. — Cardio-metabolic risk factors such as high blood sugar and insulin, and low high density lipoprotein cholesterol that are present before pregnancy, predict whether a woman will develop diabetes during a future pregnancy, according to a Kaiser Permanente study in the current issue of the American Journal of Epidemiology. The study suggests that metabolic screening of all women before pregnancy, particularly overweight women, could help identify those more likely to develop gestational diabetes mellitus, known as GDM, in a subsequent pregnancy and help ...

Hospital readmission studies: Influencing factors identified

2010-10-13
In two studies published today in the Journal of Hospital Medicine, the risk factors for readmission to the hospital are examined based upon general medicine inpatients and those with at least two admissions in a six-month period. Alongside clinical factors such as having cancer, chronic diseases such as heart failure or lung disease, or being on high-risk medications, the studies identified other factors which increase the likelihood of a patient being readmitted which could help hospitalists focus in on these groups. In the first study, Nazima Allaudeen, MD, and colleagues ...

Freemake: First CUDA-Supported Free Video Converter

Freemake: First CUDA-Supported Free Video Converter
2010-10-13
Freemake Video Converter (http://www.freemake.com/free_video_converter) has recently integrated CUDA technology that can speed up the conversion process by many times. Thus, the videos can be converted to AVI, iPod, iPhone, PSP, and Android devices in a few minutes instead of hours. Freemake Video Converter, version 1.2, features much higher conversion speed and significant gains in performance due to CUDA technology. Therefore, this free converter can be considered one of the pioneers among video tools. Now PC users can convert long videos to HD formats much faster ...
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