Tiger mothers run risk of raising ethnic outcasts in pursuit of academic success
2014-03-06
For Chinese and Vietnamese immigrant parents and their children, success is equal to getting straight As, graduating from an elite university and pursuing an advanced degree. However, these narrow measures of success can make those who do not fulfil the strict aspirations feel like ethnic outliers, warn Jennifer Lee of UC Irvine in the US and Min Zhou of Nanyang Technological University in Singapore. Their findings are published in Springer's journal Race and Social Problems.
The researchers analyzed in-depth interviews of 82 adult children of Chinese and Vietnamese immigrants, ...
Genetic techniques have role in future of dental care
2014-03-06
A visit to the dentist could one day require a detailed look at how genes in a patient's body are being switched on or off, as well as examining their pearly whites, according to researchers at the University of Adelaide.
In a new paper published in the Australian Dental Journal, researchers from the University of Adelaide's School of Dentistry have written about the current and future use of the field of epigenetics as it relates to oral health.
Speaking on Dentist's Day (Thursday 6 March), co-author Associate Professor Toby Hughes says epigenetics has much to offer ...
Black boys viewed as older, less innocent than whites, research finds
2014-03-06
WASHINGTON – Black boys as young as 10 may not be viewed in the same light of childhood innocence as their white peers, but are instead more likely to be mistaken as older, be perceived as guilty and face police violence if accused of a crime, according to new research published by the American Psychological Association.
"Children in most societies are considered to be in a distinct group with characteristics such as innocence and the need for protection. Our research found that black boys can be seen as responsible for their actions at an age when white boys still benefit ...
Energy drinks linked to teen health risks
2014-03-06
The uplifting effects of energy drinks are well advertised, but a new report finds consumption among teenagers may be linked with poor mental health and substance use.
Researchers are calling for limits on teen's access to the drinks and reduction in the amount of the caffeine in each can.
The paper by researchers at the University of Waterloo and Dalhousie University, published in Preventive Medicine, found that high school students prone to depression as well as those who are smoke marijuana or drink alcohol are more likely to consume energy drinks than their peers.
...
Computational tool offers new insight into key biological processes
2014-03-06
Researchers from North Carolina State University have developed a computational tool designed to guide future research on biochemical pathways by identifying which components in a biological system are related to specific biochemical processes, including those processes responsible for gene expression, cell signaling, stress response, and metabolism.
"Our goal was to identify modules, or functional units, which are critical to the performance of the biochemical pathways that govern a host of biological processes," says Dr. Cranos Williams, an assistant professor of electrical ...
Why soil changes color in air
2014-03-06
According to the results of a recent study, soil color changes in the atmosphere basically through the oxidation of chemical substances in the soil. The fundamental mechanism is the remodeling effect of micro-structures because of motion effects and chemical reactions of the water–soil–electrolyte–atmosphere system leading to the coupling and transforming of soil particles. The above provides a theoretical foundation for the assessment and forecast of the stability of the geotechnical environment.
Nowadays, with increasing focus on the harmful effects of fog and haze ...
Eating red and processed meat -- what do scientists say
2014-03-06
Oxford, March 6, 2014 -- Recent reports warn about a link between eating red and processed meat and the risk of developing cancer in the gut. These reports have resulted in new nutritional recommendations that advise people to limit their intake of red and processed meats. A recent perspective paper, authored by 23 scientists, published in the latest issue of journal Meat Science underlines the uncertainties in the scientific evidence and points to further research needed to resolve these issues and improve the foundation for future recommendations on the intake of red ...
Waiting for a donor heart: Motion prolongs survival
2014-03-06
For many people with advanced cardiac insufficiency, a heart transplant may be their only hope. e. But waiting for a donor heart to come along is a race against time. Patients who remains active and stay in good shape psychologically can significantly increase their chances of surviving this period. . Anxiety-ridden, depressive and passive patients, on the other hand, run the risk of further serious deterioration of their heart's ability to function.
This is what health psychologists at the universities of Luxembourg, Mainz and San Francisco found in a study conducted ...
Offshore dispersant data and decisions
2014-03-06
COLUMBIA, S.C. — Dispersants are often used in oil spill responses because they may mitigate the environmental impacts of the spill by moving the oil from the water surface into the water column enhancing its biodegradation. While this process helps reduce the likelihood of oil exposure to marine wildlife such as seabirds and marine mammals, aquatic toxicity on marine communities from the dispersant and the chemically dispersed oil needs to be considered more carefully.
Scientists at Research Planning, Inc. and HDR Ecosystem Management evaluated the standard toxicity ...
Researchers identify a critical link between obesity and diabetes
2014-03-06
BOSTON – It's by now well established that obesity is a major risk factor for diabetes. But what exactly is it about extra body fat that leads to insulin resistance and blood glucose elevation, the hallmarks of diabetes?
Over the past several years, Beth Israel Deaconess Medical Center (BIDMC) endocrinologist Barbara Kahn, MD, has developed a large body of research suggesting that a molecule called retinol binding protein 4 (RBP4) plays a key role in the process. Kahn's lab was the first to show that elevated levels of RBP4 – previously known only for its role as a ...
Strategies on the Internet to discredit generic drugs
2014-03-06
Although there is widespread consensus among the scientific community that the composition of generic drugs is identical to that of brand name drugs, this is not the case among the public. In a four-year study of over 3,000 opinions on Spanish web pages, researchers at the National University of Distance Education (UNED) of Spain have identified communication strategies aimed at creating risk perceptions about generic drugs, which may influence the low usage of these drugs.
Generic drugs, which are copies of brand name drugs whose patent has expired, have exactly the ...
New research could help make 'roll-up' digital screens a reality for all
2014-03-06
Researchers from the University of Surrey worked together with scientists from Philips to further develop the 'Source-Gated-Transistor' (SGT) - a simple circuit component invented jointly by the teams.
Previously, they found that the component could be applied to many electronic designs of an analog nature, such as display screens. Through this current study, researchers have now shown that SGTs can also be applied to next-generation digital circuits.
SGTs control the electric current as it enters a semiconductor, which decreases the odds of circuit malfunction, improves ...
Researchers capture 'most complete' picture of gene expression in cancer cell cycle
2014-03-06
Uncontrolled cell growth and division is a hallmark of cancer. Now a research project led by the University of Dundee has provided the most complete description to date of the gene activity which takes place as human cells divide.
Researchers have managed to gather data which details the behaviour of protein molecules encoded by over 6000 genes in cancer cells, as they move through the cell cycle. The team has used advances in technology and data analysis to study how genes work over time in cancer cells, as opposed to capturing a `snapshot' of activity – a leap forward ...
Sudden cardiac death: Genetic disease ARVC more common than hitherto assumed
2014-03-06
The genetic disease ARVC leads to sudden cardiac death and is more common than it has been hitherto assumed. This is reported by an international team of researchers headed by Prof Dr Hendrik Milting from the Heart and Diabetes Center NRW in the "European Heart Journal". The molecular biologist working at the Ruhr-Universität's clinic in Bad Oeynhausen revealed that all families who are known to be affected by the disease share the same genetic origin. There must be other families in Europe who also carry the genetic mutation but who are not yet known.
Mutation initially ...
Study suggests higher levels of omega-3 in diet are associated with better sleep
2014-03-06
A randomised placebo-controlled study by the University of Oxford suggests that higher levels of omega-3 DHA, the group of long-chain fatty acids found in algae and seafood, are associated with better sleep. The researchers explored whether 16 weeks of daily 600 mg supplements of algal sources would improve the sleep of 362 children. The children who took part in the study were not selected for sleep problems, but were all struggling readers at a mainstream primary school. At the outset, the parents filled in a child sleep questionnaire, which revealed that four in ten ...
When art and science collide -- the masterpiece unmasked
2014-03-06
This news release is available in French. Gallery owners, private collectors, conservators, museums and art dealers face many problems in protecting and evaluating their collections such as determining origin, authenticity and discovery of forgery, as well as conservation issues. Today these problems are more accurately addressed through the application of modern, non-destructive, "hi-tech" techniques.
Dmitry Gavrilov, a PhD student in the Department of Physics at the University of Windsor (Windsor, Canada), along with Dr. Roman Gr. Maev, the Department of Physics ...
Half the survivors in 1 Japanese town have PTSD symptoms
2014-03-06
Though just two of Hirono's 5,418 residents lost their lives in Japan's mega-earthquake and tsunami, a new study shows that the survivors are struggling to keep their sanity.
One year after the quake, Brigham Young University professor Niwako Yamawaki and scholars from Saga University evaluated the mental health of 241 Hirono citizens. More than half of the people evaluated experienced "clinically concerning" symptoms of post-traumatic stress disorder. Two-thirds of the sample reported symptoms of depression.
Those rates exceed levels seen in the aftermath of other ...
Heart failure unknowns a roadblock to managing health
2014-03-06
Al Brommeland found a true partner in his wife Florence. Through 57 years of marriage they've proved a formidable team, swinging and bowing at square dances, kicking up dust in their clogs, and now in their golden years, taking daily strolls side by side.
When Al started experiencing irregular heart rhythm 12 years ago, the couple worked together to stay healthy. It hasn't been easy, both in terms of symptoms—emergency doctors stopped and restarted Al's heart eight times over the years—or finding answers to their questions about how to best manage his illness, recently ...
UCLA engineering team increases power efficiency for future computer processors
2014-03-06
Have you ever wondered why your laptop or smartphone feels warm when you're using it? That heat is a byproduct of the microprocessors in your device using electric current to power computer processing functions — and it is actually wasted energy.
Now, a team led by researchers from the UCLA Henry Samueli School of Engineering and Applied Science has made major improvements in computer processing using an emerging class of magnetic materials called "multiferroics," and these advances could make future devices far more energy-efficient than current technologies. ...
LSUHSC mental health care model reduced symptoms in those most affected by BP oil spill
2014-03-06
New Orleans, LA – A model of care developed by the Department of Psychiatry at LSU Health Sciences Center New Orleans School of Medicine to provide mental health services after the Deepwater Horizon Gulf Oil Spill reduced both mental health and general medical symptoms. The novel approach embedded psychiatrists, psychologists, social workers and telemedicine resources into primary care clinics in the most affected areas. This new model can be used in communities at risk for disasters and rural communities with limited mental health resources. The initiative is featured ...
Collecting digital user data without invading privacy
2014-03-06
This news release is available in German.
The statistical evaluation of digital user data is of vital importance for analyzing trends. But it can also undermine the privacy. Computer scientists from Saarbrücken have now developed a novel cryptographic method that makes it possible to collect data and protect the privacy of the user at the same time. They present their approach for the first time at the computer expo CeBIT in Hannover at the Saarland University research booth (hall 9, booth E13).
"Many website providers are able to collect data, but only a few manage ...
Hudds researchers call for major 'de-escalation' survey within the NHS
2014-03-06
VERBAL and physical aggression towards health and social care staff is on the increase. The NHS has reported a rise of 5.8 per cent in reported assaults – up to 63,199 in 2012/13. Now a University of Huddersfield lecturer has called for a programme of research to establish the best methods for dealing with the problem.
Various techniques known as "de-escalation" have evolved in order to calm threatening situations. But there is a lack of solid evidence to identify the most successful approaches, according to Dr Andrew Clifton, a former community psychiatric nurse who ...
Extraordinary momentum and spin discovered in evanescent light waves
2014-03-06
A team of researchers from the RIKEN Center for Emergent Matter Science (CEMS) in Japan has identified unexpected dynamic properties of a type of light wave called evanescent waves. These surprising findings contrast sharply with previous knowledge about light and photons.
The study carried out in the Quantum Condensed Matter Research Group (CEMS, RIKEN, Japan) led by Dr. Franco Nori is published today in the journal Nature Communications.
Energy, momentum, and angular momentum are the main dynamic characteristics of physical objects. It is well known that light propagating ...
Love or kill thy neighbor? New study into animal social behavior
2014-03-06
A theoretical study led by the University of Exeter has shed new light on the conditions that lead to the evolution of spite or altruism in structured populations.
Understanding the way in which social behaviours such as altruism – when animals benefit others at their own expense – develop is a long-standing problem that has generated thousands of articles and heated debates.
Dr Florence Débarre of Biosciences at the University of Exeter led a study, published today in Nature Communications, which presents a comprehensive framework that applies to a large class of population ...
Enzyme controls transport of genomic building blocks
2014-03-06
Our DNA and its architecture are duplicated every time our cells divide. Histone proteins are key building blocks of this architecture and contain crucial information that regulates our genes. Danish researchers show how an enzyme controls reliable and high-speed delivery of histones to DNA copying hubs in our cells. This shuttling mechanism is crucial to maintain normal function of our genes and prevent disease. The results are published in the journal Nature Communications.
Interdisciplinary research team finds cellular high-speed shuttle
An interdisciplinary team ...
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