Study: Memory problems, emotional stress result in early readmissions of heart patients
2013-09-17
VIDEO:
The study's lead author, Mark W. Ketterer, Ph.D., a psychologist and administrator for Henry Ford Hospital, discusses the implications of the study.
Click here for more information.
DETROIT – Heart patients' mental state and thinking abilities may help predict whether costly and potentially dangerous early hospital readmission will follow their release after treatment, according to the results of a significant new study by Henry Ford Hospital researchers.
The findings ...
Heavily logged forests still valuable for tropical wildlife
2013-09-17
According to principal investigators, Dr Matthew Struebig and Anthony Turner from the University of Kent's Durrell Institute of Conservation Ecology (DICE), these findings challenge a long-held belief that there is limited, if any, value of heavily logged forests for conservation.
The research, which monitored bats as an indicator for environmental change on Borneo, is the first of its kind to have wildlife in forests logged more than two times. The findings are particularly important because across the tropics forest that has been intensively harvested is frequently ...
Urban agriculture: The potential and challenges of producing food in cities
2013-09-17
In many cities around the world, patrons of high-end restaurants want quality food that is flavorful and fresh. To satisfy their guests, chefs are looking closer and closer to home – to locally grown produce from neighboring farms or even from their own, restaurant-owned gardens.
"You can't find fresher food anywhere," says Sam Wortman, assistant professor at University of Illinois at Urbana-Champaign. "Chefs are literally picking produce the same day they're cooking it in the restaurants."
As the concept of local food and urban gardening gains popularity, urban agriculture, ...
New technology for bioseparation
2013-09-17
WASHINGTON, D.C. Sept. 17, 2013 -- Separating target molecules in biological samples is a critical part of diagnosing and detecting diseases. Usually the target and probe molecules are mixed and then separated in batch processes that require multiple pipetting, tube washing and extraction steps that can affect accuracy.
Now a team of researchers at Brown University has developed a simple new technique that is capable of separating tiny amounts of the target molecules from mixed solutions by single motion of magnet under a microchannel. Their technique may make pipettes ...
Predicting who will have chronic pain
2013-09-17
CHICAGO --- Abnormalities in the structure of the brain predispose people to develop chronic pain after a lower back injury, according to new Northwestern Medicine® research. The findings could lead to changes in the way physicians treat patients' pain.
Most scientists and clinicians have assumed chronic back pain stems from the site of the original injury.
"We've found the pain is triggered by these irregularities in the brain," said A. Vania Apkarian, senior author of the study and a professor of physiology at Northwestern University Feinberg School of Medicine. ...
What a pain in the… groin!
2013-09-17
ROSEMONT, Ill.—She wasn't born this way, but even Lady Gaga experienced groin pain—typically a symptom of hip disease such as arthritis of the hip—or, in her case, a hip labral tear. Groin pain is a common health complaint. According to a literature review appearing in the September 2013 issue of the Journal of the American Academy of Orthopaedic Surgeons (JAAOS), one in four people develop hip arthritis—damage to the surfaces in the hip joint—before the age of 85 that contributes to groin pain.
Contributing factors to the development of hip arthritis and, subsequently, ...
Why kids breathe easier in summer
2013-09-17
A good night's sleep is important to our children's development. But with the first day of school just passed, many children are at increased risk for sleep breathing disorders that can impair their mental and physical development and hurt their academic performance.
A study conducted in North America in 2011 showed that the frequency of sleep-disordered breathing increases in the winter and spring. Until now, researchers believed asthma, allergies, and viral respiratory infections like the flu contributed to disorders that affect children's breathing during sleep.
Now, ...
Clean energy least costly to power America's electricity needs
2013-09-17
It's less costly to get electricity from wind turbines and solar panels than coal-fired power plants when climate change costs and other health impacts are factored in, according to a new study published in Springer's Journal of Environmental Studies and Sciences.
In fact—using the official U.S. government estimates of health and environmental costs from burning fossil fuels—the study shows it's cheaper to replace a typical existing coal-fired power plant with a wind turbine than to keep the old plant running. And new electricity generation from wind could be more economically ...
Study determines best arrangement of tidal sails device
2013-09-17
WASHINGTON D.C. Sept. 17, 2013 -- In the long sprint to find new sources of clean, low-cost power, slow and steady might win the race -- the slow-moving water of currents and tides, that is. Just as wind turbines tap into the energy of flowing air to generate electricity, hydrokinetic devices produce power from moving masses of water.
In a paper appearing in AIP Publishing's Journal of Renewable and Sustainable Energy, Ramon Fernandez-Feria, a professor of fluid mechanics at Universidad de Málaga in Spain, and his colleagues Joaquin Ortega-Casanova and Daniel Cebrián ...
OptSwap optimizes microbial strain design for production-scale bioprocessing
2013-09-17
New Rochelle, NY, September 17, 2013—Using a new in silico method called OptSwap scientists can predict how to engineer microorganisms to increase the yield of high-value biobased chemicals produced by industrial-scale cell factories. This example of how advanced computational tools are being applied to genome-scale metabolic modeling in microbes illustrates the important contributions from the field of Systems Biology, as highlighted in a special research section in Industrial Biotechnology, a peer-reviewed journal from Mary Ann Liebert Inc., publisher. The articles are ...
Death & disability from air pollution down 35 percent in the US
2013-09-17
Arden Pope's students know him as an excellent economics teacher, but some would be surprised to learn that, thanks to him, the air they breathe today is cleaner than the first breath they ever took.
In fact, a new study by this BYU professor concludes that improvements in U.S. air quality since 1990 have sparked a 35 percent reduction in deaths and disability specifically attributable to air pollution. Pope was a member of a large research team who co-authored the study for the Journal of the American Medical Association.
"Some of the best news relative to the air ...
Speeding up cancer diagnosis during surgery
2013-09-17
Tissue-conserving cancer surgery is a highly skilled procedure which involves time-consuming tissue preparation to detect the margins of cancerous tissue. The goal is to remove as much of the tumour as possible while sparing healthy tissue.
With funding from the National Institute for Health Research (NIHR), experts at The University of Nottingham have developed a highly accurate prototype technique which can produce a detailed 'spectroscopic fingerprint' of each tissue layer removed during surgery. This technique — which can produce detailed maps of the tissue rich ...
Wetlands more cost-effective in nutrient removal, but multiple payments would be of uncertain value
2013-09-17
URBANA, Ill. – Removing nitrogen from the environment "the natural way" by creating a wetland is a long-term, nutrient-removal solution, more cost effective than upgrading a wastewater treatment plant, but it isn't necessarily socially beneficial to offer landowners multiple payments for the environmental services that flow from such wetlands, according to a study conducted at the University of Illinois.
"In the areas we studied in Bureau County with small wastewater treatment plants (WWTPs), it was much cheaper to do pollution control by installing just a few wetlands ...
Entitlement-minded workers more likely to claim bosses mistreat them, new UNH research shows
2013-09-17
DURHAM, N.H. – Employees who have a sense of unjustified entitlement are more likely to say that their bosses are abusive and mistreat them than their less entitlement-minded coworkers, according to new research from the University of New Hampshire.
The research was conducted by Paul Harvey, associate professor of organizational behavior at UNH, and his research colleagues Kenneth Harris from Indiana University Southeast, William Gillis from the University of South Alabama, and Mark Martinko from the University of Queensland. It is presented in The Leadership Quarterly ...
Information conveyed to urologists regarding laser fiber diameter is incorrect, says new study
2013-09-17
17 September 2013 – Neither the total nor the core diameters of laser fibers correspond to the advertised laser fiber diameter, revealed a new study investigating lasers used for urological surgery. Furthermore, there are serious differences between manufacturers of fibers with a supposedly equal diameter.
The new study, conducted by Dr. Peter Kronenberg of Hospital Fernando Fonseca in Amadora, Portugal, and Prof. Olivier Traxer of the Hôpital Tenon in Paris, France, aimed to objectively confirm the diameter between laser fibers of supposed equal thickness by different ...
MOOCs Forum -- preview issue of groundbreaking publication
2013-09-17
New Rochelle, NY—Mary Ann Liebert, Inc., publishers has introduced a preview issue of MOOCs Forum, a new publication dedicated to the development and sustainability of Massive Open Online Courses (MOOCs). The burgeoning coverage of MOOCs in the press extols their potential. But within the communities of education, industrial learning, developers, investors and broad student demographics, the credibility, standards, protocols, utility and value of MOOCs are being questioned, researched and developed. MOOCs Forum is committed to providing and promoting dialogue, debate ...
A protein that can mean life or death for cells
2013-09-17
Each cell in an organism has a sensor that measures the health of its "internal" environment. This "alarm" is found in the endoplasmic reticulum (ER), which is able to sense cellular stress and trigger either rescue responses or the death of the cell. A team from the Institute for Research in Biomedicine (IRB), in Barcelona, has discovered that the protein Mitofusin 2 (Mfn2) plays a crucial role in correctly measuring stress levels, and also makes sure the pathways of cell repair or cell death are effective.
The researchers reveal some of the molecular mechanisms that ...
Physical contact + ethical marketing = increased consumer preference
2013-09-17
This news release is available in French. Montreal, 17 September 2013 — Can world-saving claims like "not tested on animals" and "phosphate free," help sell bottles of shampoo and bars of soap? A new study from Concordia University's John Molson School of Business proves such statements can make consumers more likely to buy, especially when one's sense of touch is appealed to alongside one's sense of social justice.
In a paper recently published in the Journal of Business Ethics, Concordia University marketing professor Onur Bodur shows that for ethical claims to ...
Lawrence Livermore study finds human activity affects vertical structure of atmospheric temperature
2013-09-17
Human influences have directly impacted the latitude/altitude pattern of atmospheric temperature.
That is the conclusion of a new report by scientists from Lawrence Livermore National Laboratory and six other scientific institutions. The research compares multiple satellite records of atmospheric temperature change with results from a large, multi-model archive of simulations.
"Human activity has very different effects on the temperature of the upper and lower atmosphere, and a very different fingerprint from purely natural influences," said Benjamin Santer, the lead ...
Internists offer principles for organizing clinical care teams in policy paper
2013-09-17
Philadelphia, September 17, 2013 -- The American College of Physicians (ACP) sets the framework for a team-based model of health care in a new policy paper published today in the peer-reviewed medical journal, Annals of Internal Medicine. ACP offers more than a dozen principles to encourage and enable clinicians to work together effectively in dynamic clinical care teams. The policy paper, Principles Supporting Dynamic Clinical Care Teams, outlines a process for creating more nimble, adaptable partnerships that encourage teamwork, collaboration, and smooth transitions of ...
Varenicline helps smokers with depression to quit smoking
2013-09-17
About half of smokers seeking treatment for smoking cessation have a history of depression. Compared with smokers who are not depressed, those who suffer from a major depressive disorder (MDD) have greater difficulty quitting.
In a Pfizer-sponsored clinical trial to assess the effect of varenicline (Chantix®) on smoking cessation, as well as mood and anxiety levels in smokers with current or a history of depression, researchers concluded that the drug does help some of these patients to quit smoking without worsening symptoms of depression or anxiety.
The study was ...
Stanford scientists use 'wired microbes' to generate electricity from sewage
2013-09-17
Engineers at Stanford University have devised a new way to generate electricity from sewage using naturally-occurring "wired microbes" as mini power plants, producing electricity as they digest plant and animal waste.
In a paper published today in the Proceedings of the National Academy of Sciences, co-authors Yi Cui, a materials scientist, Craig Criddle, an environmental engineer, and Xing Xie, an interdisciplinary fellow, call their invention a microbial battery.
One day they hope it will be used in places such as sewage treatment plants, or to break down organic ...
Thyroid hormone plays a key part in the vascular regulation of body temperature
2013-09-17
Researchers at Karolinska Institutet in Sweden have discovered a reason why people with disorders of the thyroid gland may be more sensitive to environmental temperature. According to the study, published in the Proceedings of the National Academy of Sciences (PNAS), a previously unknown link has been found between the effects of thyroid hormone on blood vessels, and how this in turn affects body temperature.
Patients with hyperthyroidism (an overactive thyroid) or hypothyroidism (an underactive thyroid) often feel that they are too hot or too cold, respectively. The ...
Exposure to pig farms and manure fertilizers associated with MRSA infections
2013-09-17
Researchers from the Johns Hopkins Bloomberg School of Public Health have for the first time found an association between living in proximity to high-density livestock production and community-acquired infections with methicillin-resistant Staphylococcus aureus, commonly known as MRSA. Their analysis concluded that approximately 11 percent of community-acquired MRSA and soft tissue infections in the study population could be attributed to crop fields fertilized with swine manure. The study is the first to examine the association between high-density livestock operations ...
Binge drinking 5-plus drinks common for high school seniors, some drink more
2013-09-17
Consuming five or more alcoholic drinks in a row is common among high school seniors, with some students engaging in extreme binge drinking of as many as 15 or more drinks, according to a study published by JAMA Pediatrics, a JAMA Network publication.
Alcohol consumption by adolescents is a public health problem in the United States. Binge drinking, commonly defined as four or more drinks for women and five or more drinks for men, can cause injury, impaired driving and alcohol poisoning, as well as cause long-term risks such as liver damage, alcohol dependence and alterations ...
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