Brightsurf Science News & Current Events

December 01, 2008
Statins, indication creep and risks for children and youth
There is a dearth of direct evidence regarding the safety and efficacy of statins and other drugs in children and youth, and caution and alternative management tools should be applied, write Drs.

New treatment eliminates heel pain caused by plantar fasciitis
Combining an ultrasound-guided technique with steroid injection is 95 percent effective at relieving the common and painful foot problem called plantar fasciitis, according to a study presented at the annual meeting of the Radiological Society of North America.

JCI online early table of contents: Dec. 1, 2008
This release contains summaries, links to PDFs and contact information for the following newsworthy papers to be published online, Dec.

Place of birth contributes to asthma disparity
Public health researchers from Tufts and colleagues are the first to report the possible role of nativity (place of birth) on asthma prevalence in a black population in the United States.

Ovarian cancer subtypes are different diseases: Implications for biomarker studies
In a new analysis of tissue biomarkers expressed in ovarian cancer samples, published in PLoS Medicine, David Huntsman and his colleagues from Vancouver General Hospital suggest that substantial differences exist between ovarian cancer subtypes which should be reflected in patient management.

Psychiatric disorders common among college-age individuals; few seek treatment
Psychiatric disorders appear to be common among 18- to 24-year-olds, with overall rates similar among those attending or not attending college, according to a report in the December issue of Archives of General Psychiatry, one of the JAMA/Archives journals.

Mayo Clinic seeks new therapies for alcoholic hepatitis
A new study from Mayo Clinic finds the use of the drug therapy etanercept ineffective in treating alcoholic hepatitis, an acute inflammation of the liver caused by excessive consumption of alcohol.

University awarded £2.75 million for clinical trials research
The University of Liverpool will become one of seven national

Vitamin D found to fight placental infection
In a study posted on Biology of Reproduction, Papers in Press, researchers report for the first time that vitamin D induces immune responses in placental tissues, suggesting that the ability of the placenta to combat bacterial infection may be enhanced if pregnant women supplement their diets with vitamin D.

No place like home: New theory for how salmon, sea turtles find their birthplace
How marine animals find their way back to their birthplace to reproduce after migrating across thousands of miles of open ocean has mystified scientists for more than a century.

Multidetector CT cystography accurately detects urine leaks after prostatectomy
Multidetector CT cystography (diagnostic procedure used to examine the bladder) can be used to detect vesicourethral leaks (a common problem) after prostatectomy according to a study that was performed at the Seoul National University College of Medicine in the Republic of Korea.

Study unmasks how ovarian tumors evade immune system
Scientists at Johns Hopkins have determined how the characteristic shedding of fatty substances, or lipids, by ovarian tumors allows the cancer to evade the body's immune system, leaving the disease to spread unchecked.

Oetzi's last supper
From the analysis of the intestinal contents of the 5,200-year-old Iceman from the Eastern Alps, researchers have shed some light on the mummy's lifestyle and some of the events leading up to his death.

Stanford scientists' discovery of virus in lemur could shed light on AIDS
The genome of a squirrel-sized, saucer-eyed lemur from Madagascar may help scientists understand how HIV-like viruses co-evolved with primates, according to new research from the Stanford University School of Medicine.

Cardiovascular disease causing increasing inequity between rich and poor
A new paper released today by The George Institute for International Health is warning a cardiovascular disease based epidemic is gaining pace among many low- and middle-income countries (LMIC), exemplified at its worst in the world's largest populated countries -- China and India.

Palm Pilots bridge communication gap between therapists and patients
Palm Pilots already perform a variety of functions, and in the future, they may be used as a therapeutic tool that benefits people with personality disorders.

Lack of vitamin D could spell heart trouble
Vitamin D deficiency -- which is traditionally associated with bone and muscle weakness -- may also increase the risk of cardiovascular disease.

Women with mitral valve prolapse are treated less aggressively than men and may be at high risk
Disturbing evidence of higher mortality and lower surgery rates in women versus men with mitral valve prolapse and severe leakage may be related to the complexity of evaluating the condition's severity in women, according to findings of a Mayo Clinic study published this month in the Annals of Internal Medicine.

U of Minnesota Institute on Race and Poverty reports dismal results for charter schools
The University of Minnesota Law School's Institute on Race and Poverty has released a report that reveals very troubling data concerning the success rates of charter schools in the Twin Cities metro area.

Lower childhood IQ associated with higher risk of adult mental disorders
n a new, long-term study covering more than three decades, researchers at Harvard School of Public Health found that children with lower IQs showed an increased risk of developing psychiatric disorders as adults, including schizophrenia, depression and generalized anxiety disorder.

New study shows potential of rational drug design in schizophrenia
In one of the first instances of targeted drug design in psychiatric treatment, University of Pittsburgh researchers have found an experimental agent that shows promise in addressing working memory impairments that occur in the schizophrenia.

Towards improved immunotherapy
Clinical Immunology publishes novel approach that can augment clinical outcomes.

Biogeography, changing climates and niche evolution
The National Academy of Sciences will hold a colloquium to examine what lies ahead in evolutionary studies of the nature of niches of organisms.

Working toward the vision of 'an AIDS-free Africa through an effective vaccine'
An article in this week's PLoS Medicine describes the African AIDS Vaccine Program, which was established in 2000.

An ace for visually impaired students in computer science
Many computing luminaries, such as Steve Jobs or Bill Gates, have an early experience in common -- an engaging experience in middle school or high school that sparked an excitement for learning everything they could about computers.

IDO2 an active enzyme to target in pancreatic cancer
An enzyme that is overexpressed in pancreatic cancer cells may hold the key to successfully treating the disease with targeted immunotherapy.

New study on NYU primary care residency program indicates low burnout rates and career satisfaction
NYU Langone Medical Center released today the findings of a study on the New York University/Bellevue Primary Care Internal Medicine Residency Program, published in the November 2008 issue of Academic Medicine.

Epilepsy drug may increase risk of autism in children
A new study shows that women who take the epilepsy drug valproate while pregnant may significantly increase their child's risk of developing autism.

Easing the stress of trauma
Tel Aviv University investigates a new injection therapy to prevent post-traumatic stress disorder.

Biofuel plantations on tropical forestlands are bad for the climate and biodiversity, study finds
Keeping tropical rain forests intact is a better way to combat climate change than replacing them with biofuel plantations, a study in the journal Conservation Biology finds.

Ophthalmology Dec.'08 research highlights
This month's Ophthalmology, the journal of the American Academy of Ophthalmology, reports on eye disorders that may occur in people taking statins, on a new system that predicts soldiers' visual recovery after combat eye trauma, and on use of glaucoma patients' opinions to improve testing and treatment.

Reprogrammable cell type depends on a single gene to keep its identity
Scientists at St. Jude Children's Research Hospital have discovered that a certain differentiated cell type is so ready to change its identity that it requires the constant expression of a gene called Prox1 to dissuade it.

Newborns exposed to maternal smoking more irritable, difficult to soothe
New research by the Miriam Hospital reveals that babies exposed to tobacco in utero are less likely to self-soothe and are more aroused and excitable than newborns whose mothers didn't smoke during pregnancy.

New medication brings hope of jet lag cure
A team of researchers from Monash University, The Brigham and Women's Hospital, Harvard Medical School and Vanda Pharmaceuticals has found a new drug with the potential to alleviate jet lag and sleep disorders caused by shift work.

Higher rates of mental illness among the homeless in Western countries
Homeless people in Western countries have substantially higher rates of mental health problems than the general population, according to results from a systematic review and meta-analysis published in PLoS Medicine this week.

MRI shows new types of injuries in young gymnasts
Adolescent gymnasts are developing a wide variety of arm, wrist and hand injuries that are beyond the scope of previously described gymnastic-related trauma.

News from the December 2008 Journal of the American Dietetic Association
The December issue of the Journal of the American Dietetic Association features research studies focusing on the everyday eating habits of consumers.

Nationwide study confirms PET as the most powerful imaging tool in cancer management
With the most recent release of data from the National Oncologic PET Registry, researchers may have reached the moment of critical mass by confirming the effectiveness of positron emission tomography in the monitoring of tumor activity across a wide range of cancers.

Symptoms of depression associated with increase in abdominal fat
Older adults with symptoms of depression appear more likely to gain abdominal fat, but not overall fat, over a five-year period, according to a report in the December issue of Archives of General Psychiatry, one of the JAMA/Archives journals.

Evidence from dirty teeth: Ancient Peruvians ate well
Starch grains preserved on human teeth reveal that ancient Peruvians ate a variety of cultivated crops including squash, beans, peanuts and pacay.

Childhood social program leads to better-functioning young adults
A social development intervention administered in elementary school appears to have positive effects on mental health, sexual health and educational and economic achievement assessed 15 years after the intervention ended, according to a report in the December issue of Archives of Pediatrics & Adolescent Medicine, one of the JAMA/Archives journals.

Dancing atoms now understood
In developing a model to explain the motion of atoms in a magnetic field, scientists have overcome a decades-old obstacle to understanding a key component of magnetic resonance.

Using challenging concepts to learn promotes understanding of new material
Although conventional wisdom suggests that the best way to learn a difficult skill is to progress from easier problems to more difficult ones, research examining this issue has resulted in mixed outcomes.

Dictyostelium cells shown to lay 'breadcrumb trail' as first step in multicellular formation
When starved of their food source and then presented with a chemoattractant signal like cAMP, individual Dictyostelium cells acquire a polarized morphology and aggregate to form a migrating stream.

Test-tube babies profitable business for the state
Increased financial support for IVF fertilization would be downright profitable for the state.

Breast cancer in men: Mammography and sonography findings
Mammography and sonography findings help doctors identify and appropriately treat breast cancer in men, according to a study performed at the University of Texas M.D.

Drivers make more errors when talking on cell phone than to a passenger
Drivers make more mistakes when talking on a cell phone than when talking to passengers, new research shows.

ACP recommends routine HIV screening for all patients
On World AIDS Day, the American College of Physicians is giving doctors a call-to-action to routinely encourage HIV screening to all of their patients older than 13 years.

Prostate cancer spurs new nerves
Prostate cancer -- and perhaps other cancers -- promotes the growth of new nerves and the branching axons that carry their messages, a finding associated with more aggressive tumors, said researchers from Baylor College of Medicine in the first report of the phenomenon that appears today in the journal Clinical Cancer Research.

Brain waves show sound processing abnormalities in autistic children
Abnormalities in auditory and language processing may be evaluated in children with autism spectrum disorder by using magnetoencephalography.

Powerful online tool for protein analysis provided pro bono by Stanford geneticist
Scientists around the world may benefit from a powerful new database, available for free online, that will help them to hone in on the parts of proteins most necessary for their function.

Harnessing miRNA natural gene repressors for anticancer therapy
Researchers have developed a new approach to harness natural repressors of gene expression known as miRNAs to modulate the expression of genes for therapeutic purposes and used this approach to mediate effective anticancer therapy in mice.

New model predicts hot spots for mercury in fish
Mercury levels in fish are prompting widespread consumption advisories and uncertainty among consumers over which species are safe to eat.

Reforming health care in Chile
Chile has maintained a dual health care system in which citizens can opt for coverage with either the public National Health Insurance Fund or a private health insurance company.

Coronary CTA: Noninvasive, low cost alternative for 'intermediate risk' patients
Coronary CTA offers a low cost, noninvasive alternative to conventional angiography for evaluating patients who are suspected of having coronary artery disease; true even if the patients have calcified coronary artery plaques, according to a study performed at the Thomas Jefferson University Hospital, Philadelphia, Pa.

Study shows that low availability and high prices impede access to medicines in developing nations
An article reporting the results of phase II and III trials shows the drug tasimelteon to be effective for transient insomnia of the kind caused by night shift work and jet-lag.

Management of severe Alzheimer's disease
An evidence-based approach to the management of severe Alzheimer's disease is included as part of CMAJ's dementia series.

Pseudoephedrine use common among young children
Researchers from Boston University's Slone Epidemiology Center have found that exposure to pseudoephedrine, a decongestant found in many cough-and-cold and allergy medications, has been common among US children, especially those under the age of two years who are at the highest risk for toxicity and for whom safe dosing recommendations are lacking.

Dual-head gamma camera increases ability to detect breast tumors not seen on mammography
A dual-headed dedicated gamma camera used during molecular breast imaging can accurately detect small breast tumors less than 2 cm in size, according to a study performed at the Mayo Clinic in Rochester, Minn.

UC Riverside graduate students are national champions of collegiate competition in entomology
Graduate students from the University of California, Riverside's Department of Entomology became the national champions of the Entomological Society of America's Linnaean Games at the society's annual meeting in Reno, Nev., that took place Nov.

A picture paints more than a petabyte of data
In the age of the petabyte, we all need help digesting and understanding massive amounts of information.

Marked improvement in body image, physical stamina, post-surgical pectus patients report
Patients who have had surgical correction of a chest wall deformity commonly known as funnel chest report marked improvement in body image and ability to exercise, according to a study published December in Pediatrics.

Exercise helps prevent age-related brain changes in older adults
Older adults who exercise regularly show increased cerebral blood flow and a greater number of small blood vessels in the brain.

Escape cancer, but age sooner? The dark side of the tumor suppressing process
Cells shut down and stop dividing when their DNA is damaged so as to prevent damaged DNA from leading to unregulated cell division and therefore cancer.

Johns Hopkins and Makerere University to collaborate on African health education initiative
The Johns Hopkins University has received a $4.97 million grant from the Bill & Melinda Gates Foundation to undertake the initial phase of a unique program aimed at improving health outcomes in Uganda and East Africa, in coordination with the Johns Hopkins Center for Global Health and the Makerere University College of Health Sciences in Kampala, Uganda.

Fractional dose of scarce meningitis vaccine may be effective in outbreak control
A partial dose of a commonly used vaccine against meningitis may be as effective as a full dose, according to new research published Dec.

Fruit fly research may lead to better understanding of human heart disease
Researchers at the Burnham Institute for Medical Research have shown in both fruit flies and humans that genes involved in embryonic heart development are also integral to adult heart function.

Ice beetles impacted by climate change
California Academy of Sciences entomologist Dave Kavanaugh never intended to embark on a climate change study this past summer.

Respiratory fluoroquinolones effective in treating pneumonia
Fluoroquinolones are highly effective in treating community-acquired pneumonia compared with beta-lactams and marolides and result in fewer adverse outcomes, found a meta-analysis conducted by a team of researchers from the Alfa Institute of Biomedical Sciences in Greece and Tufts University in Boston, Mass.

Breast cancer treatment offers better outcome to women with implants
Women with early stage breast cancer who have undergone breast augmentation may be treated successfully with a partial-breast radiation treatment called brachytherapy, according to a study presented at the annual meeting of the Radiological Society of North America.

The freedom of power
Come January, the nation will be gauging the President-elect's responses to the advice, influence and criticism of his advisors, cabinet members, media and other political leaders as he takes office.

Rutgers scholar identifies genetic patterning in fruit fly development
Research at Rutgers University -- Camden explores how from one cell a jumble of many are able to organize and communicate, allowing life to spring forth.

MRI machines may damage cochlear implants
Patients with cochlear implants may want to steer clear of certain magnetic imaging devices, such as 3T MRI machines, because the machines can demagnetize the patient's implant, according to new research published in the December 2008 issue of Otolaryngology -- Head and Neck Surgery.

Persistent pollutant may promote obesity
A persistent pollutant, tributyltin, has effects on gene activity in a wide range of animal species at concentrations of parts per billion.

Study shows how shift workers can improve job performance and implement a realistic sleep schedule
A study in the Dec. 1 issue of the journal Sleep shows that the use of light exposure therapy, dark sunglasses and a strict sleep schedule can help night-shift workers create a

Brown chemist finds gray mold's killer gene
Brown University chemist David Cane and international colleagues have identified the genetic sequence behind gray mold's killer arsenal.

Brain injury's long-term consequences for veterans -- IOM report release Dec. 4
Traumatic brain injury (TBI) and blast-induced injuries have become the signature wounds of the wars in Iraq and Afghanistan because of the pervasive use of explosive weaponry.

Study on wildlife corridors shows how they work over time
At the Savannah River Site in South Carolina, there are five strange looking

IT Capstone Showcase allows students to mingle and meet corporate sponsors
NJIT's Capstone Showcase in Information Technology will feature teams of students detailing current or recent projects developed for regional corporate sponsors, non-profit organizations and students' entrepreneurs.

Researchers learn that some 'good cholesterol' isn't good enough
If you think your levels of

Iowa State, Ames Laboratory chemist looks for cleaner, cheaper rocket fuel
Mark Gordon of Iowa State University and the US Department of Energy's Ames Laboratory is part of a US Air Force research collaboration looking for new and better rocket fuels.

No ESKAPE! New drugs against MRSA, other superbugs still lacking
Infectious disease experts warn that new drugs are urgently needed to treat six drug-resistant bacteria that cause most hospital infections and increasingly escape the effects of antibiotics.

High levels of prenatal smoking exposure affect sleep patterns in preterm neonates
A study in the Dec. 1 issue of the journal Sleep is the first to show that high levels of prenatal smoking exposure strongly modify sleep patterns in preterm neonates, which places infants at a higher risk for developmental difficulties that could persist throughout early and middle childhood.

European ancestry increases breast cancer risk among Latinas
Latina women have a lower risk of breast cancer than European or African-American women generally, but those with higher European ancestry could be at increased risk, according to data published in the Dec.

Drivers distracted more by cell phones than by passengers
Drivers are far more distracted by talking on a cellular phone than by conversing with a passenger in an automobile, according to a new study by University of Utah psychologists.

Flu vaccine linked to reduced illness, impairment of academic performance among college students
College students who are vaccinated against influenza appear less likely to develop flu-like illnesses, require related health care visits or experience impairments in academic performance during flu season, according to a report in the December issue of Archives of Pediatrics & Adolescent Medicine, one of the JAMA/Archives journals.

First comprehensive 'inventory' of life in Antarctica
The first comprehensive

Immune cells reveal fancy footwork
Dutch biologist Suzanne van Helden discovered that before dendritic cells move to the lymph nodes they lose their sticky feet.

New technique captures high-res images of full retina
Researchers used a new imaging technique to take high quality color photographs of the clinical stages of ocular inflammation in mice -- without distress to the animals or the need for anesthesia.

1/3 of farm workers' children lack health insurance
Children of farm workers are three times as likely as all other children and almost twice as likely as other poor children to be uninsured, according to a report in the December issue of Archives of Pediatrics & Adolescent Medicine, one of the JAMA/Archives journals.

Elementary school intervention increases mental, sexual health, economic status
Fifteen years after they completed an intervention program designed to help their social development in elementary school, young adults reported better mental health, sexual health and higher educational and economic achievement than a control group of young adults who didn't receive the intervention.

Food price crisis and financial crisis present double threat for poor people
The combined impact of low economic growth and decreased investments in agriculture could cause major increases in malnutrition in developing countries, according to new analysis by the International Food Policy Research Institute.

Large study illustrates cardiac CT can effectively assess coronary artery disease
Cardiac CT can effectively assess coronary artery stenosis, according to a large study performed at Leiden University Medical Center in Leiden, the Netherlands.

Maternal exposure to folic acid antagonists increases risks
Exposure to folic acid antagonists during pregnancy is associated with a higher risk of placenta-mediated adverse outcomes such as preeclampsia, placental abruption, fetal growth restriction or fetal death reports a retrospective cohort study published in CMAJ.

Rivers are carbon processors, not inert pipelines
Microorganisms in rivers and streams play a crucial role in the global carbon cycle that has not previously been considered.

Self-powered devices possible, says Texas A&M researcher
Imagine a self-powering cell phone that never needs to be charged because it converts sound waves produced by the user into the energy it needs to keep running.

Imitation is not just flattery for Amazon butterfly species
A new paper, published in this week's issue of PLoS Biology, studies an aspect of the natural world that, like survival of the fittest individual, is explained by natural selection: namely, mutualism -- an interaction between species that has benefits for both.

Can you hear me now? How the inner ear's sensors are made
A UCLA study shows for the first time how microscopic crystals form sound and gravity sensors inside the inner ear.

Childhood vaccines cause financial burden to many health care providers
The costs that health care providers are charged and reimbursed for childhood vaccines vary widely, and the high cost of some immunizations is leading to significant financial strain for some physicians, according to a pair of new studies from the University of Michigan Health System.

New research projects shortage of general surgeons by 2010
In less than two years, there may not be enough surgeons in US hospitals to treat the critically injured or chronically ill.

First trial in patients with a potential treatment of the incurable ALS muscle disease
Permission has been granted to start the first safety and tolerability trial on patients for a remedy for ALS.

BioScience tip sheet, December 2008
A listing and short description of the peer-reviewed articles in the December 2008 issue of BioScience.

Viral DNA in bacterial genome could hold key to novel cystic fibrosis treatments
The bacterium Pseudomonas aeruginosa is well known for its environmental versatility, ability to cause infection in humans, and antibiotic resistance.

Natural Capital Project to develop conservation software
The Natural Capital Project -- a collaboration of Stanford University's Woods Institute for the Environment, the Nature Conservancy and the World Wildlife Fund -- has been awarded a two-year, $1.97 million grant from the Gordon and Betty Moore Foundation to develop a software program for mapping and evaluating the economic benefits provided by temperate marine ecosystems.

Brain's magnetic fields reveal language delays in autism
Faint magnetic signals from brain activity in children with autism show that those children process sound and language differently from nonautistic children.

New uses for imidazolium salts in medicine and alternative energy
Commonly used as solvents for various organic reactions, imidazolium salts are room-temperature ionic liquids that are chemically stable and have low vapor pressure.

Delays in radiation therapy lead to increased breast cancer recurrence
A new analysis of the National Cancer Institute's cancer registry has found that as many as one in five older women experience delayed or incomplete radiation treatment following breast-conserving surgery and that this suboptimal care can lead to worse outcomes.

Claudin 11 stops the leaks in neuronal myelin sheaths
Devaux and Gow demonstrate how a tight junction protein called claudin 11 makes the neuronal myelin sheath a snug fit.

New study identifies link between Alzheimer's disease biomarkers in healthy adults
A study published in the Journal of Alzheimer's Disease provides an insight into normal, physiological levels and association between proteins involved in development of Alzheimer's disease.

Embargoed news from Annals of Internal Medicine
Please find two summaries of studies being published in the Dec.

Endangered sawfish focus of national collection and recovery efforts
The University of Florida, keeper of the world's shark attack records, is also now overseeing a national records collection for another toothy marine predator: the sawfish.

Cleanliness can compromise moral judgment
New research in Psychological Science, a journal of the Association for Psychological Science, has found that the physical notion of cleanliness significantly reduces the severity of moral judgments, showing that intuition, rather than deliberate reasoning can influence our perception of what is right and wrong.

Foretelling a major meltdown
By discovering the meaning of a rare mineral that can be used to track ancient climates, Binghamton University geologist Tim Lowenstein is helping climatologists and others better understand what we're probably in for over the next century or two as global warming begins to crank up the heat and, ultimately, to change life as we know it.

Caltech scientists show function of helical band in heart
Scientists from the California Institute of Technology have created images of the heart's muscular layer that show, for the first time, the connection between the configuration of those muscles and the way the human heart contracts.

Arthritis Foundation bestows prestigious national research award
The Arthritis Foundation announces the 2008 winners of the Lee C.

UC Riverside rice geneticist receives high honor from US Department of Agriculture
Julia Bailey-Serres, a professor of genetics at the University of California, Riverside, is the lead recipient of the 2008 USDA National Research Initiative Discovery Award.

Stanford blood scanner detects even faint indicators of cancer
A team led by Stanford researchers has developed a prototype blood scanner that can find cancer markers in the bloodstream in early stages of the disease, potentially allowing for earlier treatment and dramatically improved chances of survival.

Virginia Tech researchers discover how mosquitoes avoid succumbing to viruses they transmit
Mosquitoes can spread viruses which cause disease without themselves getting sick.

Tool helps identify gene function in soybeans
University of Missouri Interdisciplinary Plant Group researchers have demonstrated the applicability of a genomic tool for identifying gene function in soybeans.

New movement models tested at the Smithsonian in Panama
New, movement models for organisms as diverse as gut bacteria, ants, marine larvae and cheetahs include tree seed dispersal model and animal tracking systems tested in Panama.

Antibiotics: Single largest class of drugs causing liver injury
Antibiotics are the single largest class of agents that cause idiosyncratic drug-induced liver injury, reports a new study in Gastroenterology, an official journal of the American Gastroenterological Association Institute.

Curbing hormones' effects in obese patients could aid against breast cancer
Results from cell culture studies suggest a class of anticancer compounds called EGFR inhibitors, largely written off for breast cancers, could be effective in obese patients.

Bariatric surgery may resolve liver disease
A recent study reports bariatric surgery results in improvement of histopathological features of nonalcoholic fatty liver disease (NAFLD).

December Geosphere media highlights
The December Geosphere, the Geological Society of America's e-journal, is now online.

Argonne scientists discover possible mechanism for creating 'handedness' in biological molecules
The basic molecules that make up all living things have a predetermined chirality or

Eating eggs when pregnant affects breast cancer in offspring
A stunning discovery based on epigenetics (the inheritance of propensities acquired in the womb) reveals that consuming choline -- a nutrient found in eggs and other foods -- during pregnancy may significantly affect breast cancer outcomes for a mother's offspring.

Extended-release naltrexone, treatment for alcohol dependence, improves quality-of-life measures
Few studies have looked at the effects of pharmacotherapy on quality-of-life issues among alcohol-dependent patients.

Experts: Targeted agricultural investments will yield high results, slash poverty in Africa
Concerned that the global financial crisis will lead to cuts in funding for projects in developing countries, leaders of the world's largest agricultural research group today told a conference that relatively modest, well-targeted investments could greatly boost the livelihoods of hundreds of millions of people living on less than $1 a day.

RSC and ChemSpider develop InChI Resolver
An InChI Resolver, a unique free service for scientists to share chemical structures and data, will be developed by a collaboration between ChemZoo Inc., host of ChemSpider, and the Royal Society of Chemistry.

Stroke supplement -- best practices and new recommendations to improve care
A special stroke supplement containing 27 best practice recommendations, including four new topics, such as emergency medical services care of stroke patients before hospital arrival, management of minor strokes, vascular cognitive impairment and others is featured in CMAJ with the full document available online. 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