Brightsurf Science News & Current Events

July 04, 2011
Balance tips toward environment as heritability ebbs in autism?
The largest and most rigorous twin study of its kind to date has found that shared environment influences susceptibility to autism more than previously thought.

Chantix associated with 72 percent increased risk of serious CV events
Smoking cigarettes is a dangerous habit that many are struggling to break, but for the smokers who choose to use one of the most popular smoking cessation drugs on the market, new warnings about the risk of serious cardiovascular events are on their way.

Prenatal exposure to certain antidepressants may modestly increase risk of autism spectrum disorders
Prenatal exposure to selective serotonin reuptake inhibitors, especially during the first trimester, is associated with a modest increase the risk of developing an autism spectrum disorder, according to a report published Online First in the Archives of General Psychiatry, one of the JAMA/Archives journals.

Study of twins suggests genetic component of autism spectrum disorders may be moderate
After evaluating twin pairs in which at least one child has autism or autism spectrum disorder (ASD), researchers suggest that the shared environment may play a more substantial role in development of the condition than shared genes do, according to a report published Online First today by Archives of General Psychiatry, one of the JAMA/Archives journals.

Tecnalia facilitates access to cloud computing service through mOSAIC and REMICS projects
The goal of Tecnalia is to promote this new tool to industry sector and ICT, to offer new technological solutions to these areas to facilitate their development and enhance competitiveness.

Researchers push the boundary with high carbon emission scenarios
US and Swiss researchers have, for the first time, modeled a climate system with extremely high carbon emissions in an attempt to test the boundaries of the current computer simulation programs that inform us.

Length of parental military deployment associated with children's mental health diagnoses
Children with a parent who was deployed in the US military efforts Operation Iraqi Freedom and Operation Enduring Freedom for longer periods were more likely than children whose parents did not deploy to receive a diagnosis of a mental health problem, according to a report published Online First today by Archives of Pediatrics and Adolescent Medicine, one of the JAMA/Archives journals.

Massage eases low back pain in randomized controlled trial
Massage therapy helps ease chronic back pain and improve function, according to a randomized controlled trial the Annals of Internal Medicine will publish on July 5.

The future of gift shopping -- design and print your own 3-D chocolate objects
Manufacturing and retail could get a much- needed boost from a newly developed 3-D chocolate printer.

Sitting for long periods doubles risk of blood clots in the lungs
Women who sit for long periods of time everyday are two to three times more likely to develop a life-threatening blood clot in their lungs than more active women, finds a study published on today.

Smokers using varenicline to quit the habit at greater risk of heart attack
Healthy, middle-aged smokers who take the most popular smoking cessation drug on the market have a 72 percent increased risk of being hospitalized with a heart attack or other serious heart problems compared to those taking a placebo, a Johns Hopkins-led study suggests.

Common painkillers linked to irregular heart rhythm
Commonly used painkillers to treat inflammation are linked to an increased risk of irregular heart rhythm (known as atrial fibrillation or flutter), concludes a study published on today.

In homes with substantiated child abuse reports, study identifies groups at higher risk for reabuse
Children who remain in the home after a substantiated report of abuse may have more or less risk of further abuse depending on certain characteristics of their caregivers, according to a report published online first today by Archives of Pediatrics and Adolescent Medicine, one of the JAMA/Archives journals.

IASLC: Adjunctive use of 3-D imaging system increases utility of CT lung cancer screening
NCI has reconfirmed the findings of its landmark 53,000 person study showing that low-dose CT screening of high risk individuals decreases lung cancer deaths by 20 percent But these CT scans generate high rates of false positive results -- almost one in four, requiring invasive, expensive follow-up.

Study shows answers for treating obesity-related diseases may reside in fat tissue
Researchers at Boston University School of Medicine (BUSM) and Boston Medical Center (BMC) have shown that the quality -- not just the quantity -- of adipose, or fat, tissue is a significant contributing factor in the development of inflammation and vascular disease in obese individuals.

Satisfaction with the components of everyday life appears protective against heart disease
While depression and anxiety have long been recognised as risk factors for heart disease, there is less certainty over the beneficial effects of a

'Cling-film' solar cells could lead to advance in renewable energy
A scientific advance in renewable energy which promises a revolution in the ease and cost of using solar cells, has been announced Monday, July 4, 2011.

European Patient Organisation Fertility Europe launches the Special Families Campaign
Couples with fertility problems need hope and reliable information. In order to provide them with both, in June 2011 Fertility Europe launched in 19 European countries the first Special Families Campaign online.

Scripps Research scientists solve mystery of nerve disease genes
For several years, scientists have been pondering a question about a genetic disease called Charcot-Marie-Tooth (CMT) disease type 2D: how can different types of mutations, spread out across a gene, produce the same condition?

Body's natural marijuana-like chemicals make fatty foods hard to resist
Recent studies have revealed potato chips and french fries to be the worst contributors to weight gain -- and with good reason.

Embargoed news from Annals of Internal Medicine
The July 5 issue of Annals of Internal Medicine features the articles titled

Women with recurrent miscarriage have a good chance of having a pregnancy and live birth
Women who suffer from unexplained recurrent miscarriage (RM) need to know how long it might take them to achieve a live birth if they are not to lose hope and give up trying for a baby.

Institute of Physics announces 2011 award winners
The Institute of Physics on Monday, July 4 2011, announced this year's award winners with the Isaac Newton Medal, IOP's international medal, going to theoretical condensed matter physicist Professor Leo Kadanoff for his outstanding contributions to physics.

The forces of attraction: How cells change direction
A team led by Dr. Doris Heinrich of the Faculty of Physics and the Center for NanoScience at Ludwig-Maximilians-Universit├Ąt in Munich has developed a novel experimental set-up that allows for the investigation of molecular pathways mediating directed migration of living cells.

Study examines trends in withholding treatment for infants in neonatal intensive care units
Withdrawal of life-sustaining support and withholding lifesaving measures (such as CPR) appear to be the primary modes of infant deaths in a neonatal intensive care unit, according to a report in the July issue of Archives of Pediatrics & Adolescent Medicine, one of the JAMA/Archives journals.

Varenicline for smoking cessation linked to increased risk of serious harmful cardiac events
The use of varenicline to stop smoking is associated with a 72 percent increased risk of a serious adverse cardiovascular event, states an article in CMAJ.

Face science meets robot science
New methods of studying face perception that could help scientists to create the next generation of life-changing software and robots, will go on show at the Royal Society's Summer Science Exhibition which opens July 5, 2011.

Radiation protection in pediatric radiology
The risk to children's health from X-ray radiation is easy to reduce without compromising diagnostic accuracy.

Factors affecting obstetric outcomes of IVF singletons
Further evidence of how maternal characteristics can influence the development of children born after in vitro fertilization was presented to the annual conference of the European Society of Human Fertilization and Embryology today.

Urban children are healthier commuters than rural teens
The children most likely to walk or cycle to school live in urban areas, with a single parent, and in an economically disadvantaged home, according to survey results that were published in Pediatrics.

Birth rates after ICSI increase in first trimester pregnancy loss after the age of 37
Stockholm, Sweden: Women undergoing fertility treatment are more likely to give birth to a live baby after ICSI (intracytoplasmic sperm injection) if they are younger than 38 and 11 or more eggs have been retrieved from their ovaries in one ovarian stimulation cycle, according to analysis of one of the largest and longest-running ICSI programs at a single fertility clinic.

Swedish researchers develop new method to avoid twins while maintaining high live birth rates
Swedish researchers have, for the first time, developed a reliable way of deciding whether one or two embryos should be transferred during fertility treatment; the method simultaneously maintains a high chance of women giving birth to a live baby, while reducing the risk of twins.

More than 1 in 10 chance of colder UK winters
As the sun enters a period of low solar activity over the next 50 years, new research has calculated the probability of unusually cold winter temperatures occurring in the UK.

Antarctic krill help to fertilize Southern Ocean with iron
A new discovery reveals that the shrimp-like creature at the heart of the Antarctic food chain could play a key role in fertilizing the Southern Ocean with iron -- stimulating the growth of phytoplankton (microscopic plant-like organisms).

Ammonia in a CO2-neutral future
Greater knowledge of storing ammonia in solid materials may prove to be important for the future of CO2-free transport.

New study on childbearing and education offers surprising findings
Does education reduce childbearing, or does childbearing get in the way of education?

Embedding microchips in ornamental shrubs
A new technology was introduced to embed identification chips in rose canes.

Gene secrets of the reef revealed
Australian scientists today announced they have sequenced the genome of the staghorn coral Acropora millepora, a major component of the Great Barrier Reef and coral reefs worldwide.

Uncovering the Kingdom of Israel
Exceptional detective-archaeological work at the first season of archaeological digs at Tel Shikmona, on the southern edge of Israel's city of Haifa, has uncovered the remains of a house dating back to the period of the Kingdom of Israel.

Taller women more likely to have twins after double embryo transfer
Taller women are more likely to have dizygotic twin pregnancies after double embryo transfer, researchers from The Netherlands have found.

Most of world's 'missing species' live in known hotspots
Most of the world's

Patients with eating disorders have an elevated rate of death
Individuals who have eating disorders have an elevated mortality rate, especially those with anorexia nervosa, according to a meta-analysis of previous studies, reported in the July issue of Archives of General Psychiatry, one of the JAMA/Archives journals.

Exposure to anti-depressants in pregnancy may increase autism risk
Study found exposure to selective serotonin reuptake inhibitors anti-depressants in early pregnancy may modestly increase risk of autism spectrum disorders.

Voting in elections is stressful -- emotionally and physiologically
A new study, conducted has found that the level of cortisol -- the

Study finds pregnancy and birth environment may affect development of autism in twins
Autism Speaks announced significant findings from the largest study of twins with autism spectrum disorder conducted by a consortium of renowned researchers, using material from the Autism Genetic Resource Exchange, published online in the Archives of General Psychiatry, which suggests that both genetic and shared environmental factors significantly increase risk for ASD, estimated 38 percent risk associated with genetic heritability and 58 percent from factors shared by twins during pregnancy and perhaps early infancy.

Crucial role for molecule in muscle development
Research led by the University of East Anglia has discovered the crucial role of a molecule in skeletal muscle development.

Long term prognosis for life birth after RM
The first long-term follow-up study to look at the chances of having a live birth after recurrent miscarriage -- defined as at least three consecutive pregnancy losses -- found that approximately two-thirds of women with RM had at least one live birth after referral to specialist investigation, a researcher told the annual conference of the ESHRE today (Monday).

Mutant flies shed light on inherited intellectual disability
Clumsy fruit flies with poor posture are helping an international team of scientists understand inherited intellectual disability in humans -- and vice versa. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to