System allows multitasking runners to read on a treadmill
2013-04-16
Writers: Emil Venere, (765) 494-4709, venere@purdue.edu
Sources: Ji Soo Yi, 765-496-7213, yij@purdue.edu
Bum chul Kwon, kwonb@purdue.edu
Related Web site:
Ji Soo Yi: http://web.ics.purdue.edu/~yij/
PHOTO CAPTION:
Purdue industrial engineering doctoral candidate Bum chul Kwon demonstrates a new system that allows treadmill users to read while they run. The system, called ReadingMate, adjusts text on a monitor to counteract the bobbing motion of a runner's head so that the text appears still. (Purdue University photo/Mark Simons)
A publication-quality ...
Tiny colorful snails are in danger of extinction with vanishing limestone ecosystems
2013-04-16
Researchers from Chulalongkorn University, Bangkok and the Natural History Museum, London (Thanit Siriboon, Chirasak Sutcharit, Fred Naggs and Somsak Panha) discovered many new taxa of the brightly coloured carnivorous terrestrial snails family Streptaxidae. Terrestrial snails are primarily herbivores and only a rare few groups like this one are carnivorous. The animals come from several limestone areas across the world, including some threatened by human exploitation, especially by quarrying.
Three new species from the genus Perrottetia were described from north and ...
Paper: Sharing individual health information could improve care and reduce costs for all
2013-04-16
INDIANAPOLIS and WEST LAFAYETTE, Ind. -- Information collected from individual patients at doctor's office and hospital visits could be used to improve health care and reduce costs on a national scale, according to a discussion paper released by the Institute of Medicine.
As health care records move to electronic systems, there is an opportunity to compile information taken from individuals and use it to conduct large studies that advance the entire health care system, said Michael D. Murray, PharmD, MPH, the Regenstrief Institute investigator and Purdue University professor ...
Scientists learn what makes nerve cells so strong
2013-04-16
How do nerve cells -- which can each be up to three feet long in humans -- keep from rupturing or falling apart?
Axons, the long, cable-like projections on neurons, are made stronger by a unique modification of the common molecular building block of the cell skeleton. The finding, which may help guide the search for treatments for neurodegenerative diseases, was reported in the April 10 issue of Neuron by researchers at the University of Illinois at Chicago College of Medicine.
Microtubules are long, hollow cylinders that are a component of the cytoskeleton in all cells ...
Drug could improve working memory of people with autism, study finds
2013-04-16
COLUMBIA, Mo. – People with an Autism Spectrum Disorder (ASD) often have trouble communicating and interacting with others because they process language, facial expressions and social cues differently. Previously, researchers found that propranolol, a drug commonly used to treat high blood pressure, anxiety and panic, could improve the language abilities and social functioning of people with an ASD. Now, University of Missouri investigators say the prescription drug also could help improve the working memory abilities of individuals with autism.
Working memory represents ...
Training the brain to improve on new tasks
2013-04-16
April 15, 2013 – San Francisco - A brain-training task that increases the number of items an individual can remember over a short period of time may boost performance in other problem-solving tasks by enhancing communication between different brain areas. The new study being presented this week in San Francisco is one of a growing number of experiments on how working-memory training can measurably improve a range of skills – from multiplying in your head to reading a complex paragraph.
"Working memory is believed to be a core cognitive function on which many types of ...
Genetic variation contributes to pulmonary fibrosis risk
2013-04-16
AURORA, Colo. (April 15, 2013) – A newly published study of patients with pulmonary fibrosis has discovered multiple genetic variations that should help with future efforts to treat the disease.
Pulmonary fibrosis is a condition where lung tissue becomes thickened, stiff and scarred. Currently in the United States, there are no drugs approved for use in cases of the condition's most common and severe form, which is known as idiopathic pulmonary fibrosis (IPF) because the cause of the disease is not known. In those cases, the median survival time after diagnosis is two ...
Shifts in physiological mechanisms let male bats balance the need to feed and the urge to breed
2013-04-16
As small and active flying mammals, bats have very high mass-specific energy requirements and as such continually adjust their rates of activity and metabolism in response to ambient temperature and other seasonal variation. In particular, during the autumn mating season, male bats must carefully balance time spent foraging (to gain enough fat to last the winter hibernation) with time spent finding a mate. Because both activities require significant effort, how do male bats do it? In an upcoming issue of Physiological and Biochemical Zoology, Nina Becker and colleagues ...
Brain development is guided by junk DNA that isn't really junk
2013-04-16
Specific DNA once dismissed as junk plays an important role in brain development and might be involved in several devastating neurological diseases, UC San Francisco scientists have found.
Their discovery in mice is likely to further fuel a recent scramble by researchers to identify roles for long-neglected bits of DNA within the genomes of mice and humans alike.
While researchers have been busy exploring the roles of proteins encoded by the genes identified in various genome projects, most DNA is not in genes. This so-called junk DNA has largely been pushed aside ...
Bad decisions arise from faulty information, not faulty brain circuits
2013-04-16
AUDIO:
Learn about research on decision-making in this podcast with Carlos Brody, an associate professor of molecular biology affiliated with the Princeton Neuroscience Institute and a Howard Hughes Medical Institute Investigator....
Click here for more information.
Making decisions involves a gradual accumulation of facts that support one choice or another. A person choosing a college might weigh factors such as course selection, institutional reputation and the quality of ...
Plant protein puzzle solved
2013-04-16
Researchers from North Carolina State University believe they have solved a puzzle that has vexed science since plants first appeared on Earth.
In a groundbreaking paper published online this week in Proceedings of the National Academy of Sciences, the researchers provide the first three-dimensional model of an enzyme that links a simple sugar, glucose, into long-chain cellulose, the basic building block within plant cell walls that gives plants structure. Cellulose is nature's most abundant renewable biomaterial and an important resource for production of biofuels that ...
Cholesterol increases risk of Alzheimer's and heart disease
2013-04-16
AURORA, Colo. (April 15, 2013) – Researchers at the Linda Crnic Institute for Down Syndrome and the University of Colorado School of Medicine have found that a single mechanism may underlie the damaging effect of cholesterol on the brain and on blood vessels.
High levels of blood cholesterol increase the risk of both Alzheimer's disease and heart disease, but it has been unclear exactly how cholesterol damages the brain to promote Alzheimer's disease and blood vessels to promote atherosclerosis.
Using insights gained from studying two much rarer disorders, Down Syndrome ...
Study reveals seasonal patterns of tropical rainfall changes from global warming
2013-04-16
Projections of rainfall changes from global warming have been very uncertain because scientists could not determine how two different mechanisms will impact rainfall. The two mechanisms turn out to complement each other and together shape the spatial distribution of seasonal rainfall in the tropics, according to the study of a group of Chinese and Hawaii scientists that is published in the April 14, 2013, online issue of Nature Geoscience.
The one mechanism, called "wet-gets-wetter," predicts that rainfall should increase in regions that already have much rain, with a ...
Tobacco companies keep people smoking despite UK cigarette tax increases
2013-04-16
Raising tobacco prices is one of the most effective means of reducing tobacco use, particularly among price-sensitive smokers such as young people and people with low incomes. But when the UK government has been raising cigarette taxes to increase prices and deter smoking, tobacco companies have been absorbing the tax increases on their ultra-low-price (ULP) brands to keep their prices low. As a result, real ULP cigarette prices have remained virtually unchanged since 2006 and their market share has doubled, suggesting that as cigarette taxes rise, many smokers downtrade ...
Medications used to treat rheumatoid arthritis may affect abortion rate in women
2013-04-16
A new study published in the American College of Rheumatology (ACR) journal, Arthritis Care & Research, reveals that women with rheumatoid arthritis (RA) who were on methotrexate (MTX), a drug commonly used to reduce inflammation caused by RA, had lower rates of induced abortions compared to women with RA who were not exposed to the medication. Findings indicate that women with RA exposed to anti-tumor necrosis factor (anti-TNF) drugs may have increased abortion rates compared to unexposed women.
Experts estimate that 1.3 million U.S. adults have RA—an inflammatory disease ...
Circumcision alters penis microbiome, could explain HIV protection
2013-04-16
Circumcision drastically alters the microbiome of the penis, changes that could explain why circumcision offers protection against HIV and other viral infections. In a study to be published on April 16 in mBio®, the online open-access journal of the American Society for Microbiology, researchers studied the effects of adult male circumcision on the types of bacteria that live under the foreskin before and after circumcision. By one year post-procedure, the total bacterial load in that area had dropped significantly and the prevalence of anaerobic bacteria, which thrive ...
Social media can support healthiness of older people
2013-04-16
The use of social media by older people can offer valuable additional support in cases of sickness and diseases, new research from the University of Luxembourg has shown.
In a new publication, Dr Anja Leist from the University's Research Unit INSIDE, concludes that possibilities for a systematic application in clinical practice seem promising.
With the rise of user-friendly devices such as tablets and other web-enabled devices, older adults now engage in social media, such as online social networks, discussion boards, and online forums, more frequently. The evidence ...
Women with HIV shown to have elevated resting energy expenditure
2013-04-16
Philadelphia, PA, April 16, 2013 – Studies have shown that about 10 percent of men infected with human immunodeficiency virus (HIV) have an elevated resting energy expenditure (REE). Their bodies use more kilocalories for basic functions including circulation, body temperature, and breathing. Most studies have been conducted in men and those with solely women have had small sample sizes. A team of researchers has sought to rectify this with a matched, prospective, cross-sectional study. The results are featured in a new report published by the Journal of the Academy of ...
Haiti cholera mutations could lead to more severe disease
2013-04-16
CHICAGO --- The cholera strain that transferred to Haiti in 2010 has multiple toxin gene mutations that may account for the severity of disease and is evolving to be more like an 1800s version of cholera, reports a new Northwestern Medicine study.
The strain, "altered El Tor," which emerged around 2000, is known to be more virulent and to cause more severe diarrhea and dehydration than earlier strains that had been circulating since the 1960s. This study reports the altered El Tor strain has acquired two additional signature mutations during the past decade that may ...
Missouri study links drunk driving to "urgency" personality trait
2013-04-16
Missouri study links drunk driving to "urgency" personality trait
Article provided by Deputy & Mizell, L.L.C.
Visit us at http://www.deputyandmizell.com/
Researchers at the University of Missouri have found a correlation between drunk driving and certain personality traits, which they believe may help explain why certain individuals drink and drive even though they disapprove of the idea while sober. The research could aid in the development of programs aimed at preventing drunk driving accidents in Missouri.
Drinking triggers "urgency" ...
Supreme Court to determine constitutionality of DNA samples for arrestees
2013-04-16
Supreme Court to determine constitutionality of DNA samples for arrestees
Article provided by Tritico Rainey, PLLC
Visit us at http://www.etlawfirm.com
Is it a violation of your constitutional rights for law enforcement to take a sample of your DNA if you are arrested--but not convicted--for a serious offense? The United States Supreme Court recently heard arguments in a case, Maryland v. King that will decide this issue, possibly significantly changing the state of criminal defense law.
The decision may also affect the law as it stands in Texas. More than half ...
Mother of paralyzed Milwaukee boy advocates for laws banning distracted driving
2013-04-16
Mother of paralyzed Milwaukee boy advocates for laws banning distracted driving
Article provided by Kmiec Law Offices
Visit us at http://www.kmieclaw.com
Two years ago in Milwaukee, Wisconsin, a tragic incident changed the course of a five-year-old boy's life. The child was walking to a park when he was struck by a car. The woman driving the car was sending a text message while she was driving. The boy was dragged by the vehicle for practically 20 feet.
As a result of the pedestrian accident, the young boy was paralyzed from the neck down. He is now seven years ...
Discovery may help those with spinal cord injuries regain hand function
2013-04-16
Discovery may help those with spinal cord injuries regain hand function
Article provided by Law Offices of Joshua Katz and Bozman-Moss & Watson
Visit us at [url=http://www.sonomalegal.com]www.sonomalegal.com
Researchers at Dalhousie University in Canada have discovered the neural circuit that controls the hand's ability to grasp objects. Though the discovery may not lead to a cure for paralysis, it may play a role in improving or restoring hand function in patients suffering from spinal cord injuries, brain injuries or some neurodegenerative diseases.
According ...
Why you should include estate planning in your retirement plan
2013-04-16
Why you should include estate planning in your retirement plan
Article provided by Weiner & McCulloch, PLLC
Visit us at http://www.elderlawhousing.com
Baby boomers, senior adults and people of all generations put off estate planning. It can be difficult and uncomfortable to plan for what is essentially one's own death. However, if you're preparing to retire and don't have an estate plan in place yet, now is the time to move this important task to the top of your "to do" list.
Tax implications of retirement and estate planning
There are several ...
California's no-fault divorce law and the divorce process
2013-04-16
California's no-fault divorce law and the divorce process
Article provided by Richard A. Fleming
Visit us at http://www.flemingfamilylaw.com
A new scandalous celebrity affair seems to make its way to the headlines daily. One of the more recent celebrity infidelity headlines concerned LeAnn Rimes having an affair with a married man, Eddie Cibrian. Another affair that California residents are not likely to forget about any time soon is the affair that former governor Arnold Schwarzenegger had with his house maid while he was married to Maria Shriver. The affair not ...
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