Brightsurf Science News & Current Events

May 15, 2009
2 new studies on circadian rhythms
Dartmouth Medical School geneticists have made new inroads into understanding the regulatory circuitry of the biological clock that synchronizes the ebb and flow of daily activities, according to two studies published May 15.

BUSM researchers find Gram-negative rods in 2 Philippine neonatal intensive care units
Researchers at Boston University School of Medicine have found a high frequency of multidrug-resistant Gram-negative rods in two of the largest neonatal intensive care units in the city of Manila, Philippines.

Progress toward artificial tissue?
A team of Australian and Korean researchers led by Geoffrey M.

Public lecture at UC Riverside to discuss origin and fate of universe
Current findings on how the universe began and evolved will be discussed in a free public lecture at the University of California, Riverside.

Using high-precision laser tweezers to juggle cells
Researchers at the University of Gothenburg, Sweden, have developed a new method to study single cells while exposing them to controlled environmental changes.

Early childhood health interventions could save billions in health costs later in life
Promoting the health of young children, before 5 years of age, could save society up to $65 billion in future health care costs, according to an examination of childhood health conducted by researchers at the Johns Hopkins Bloomberg School of Public Health.

Center-based care and insensitive parenting may have lasting effects
Researchers following about 1,000 children from 1 month through mid-adolescence have shown that children who, during their first three years, (a) had mothers who were more insensitive and/or (b) spent more time in center-based child care -- whether of high or low quality -- were more likely to have the atypical pattern of lower levels of cortisol just after awakening when they were 15 years of age, which could indicate higher levels of early stress.

Program focused on body, mind and spirit helps women with breast cancer cope
Pathfinders, a program designed to care for the whole person -- body, mind and spirit -- has been found to help women with terminal cancer cope and improved their quality of life, according to a study led by researchers in the Duke Comprehensive Cancer Center.

Long-term study results validate efficacy of CT scans for chest pain diagnosis
The first long-term study following a large number of chest pain patients who are screened with coronary computerized tomographic angiography confirms that the test is a safe, effective way to rule out serious cardiovascular disease in patients who come to hospital emergency rooms with chest pain, according to new research from the University of Pennsylvania School of Medicine which will be presented Friday, May 15, 2009, at the Society for Academic Emergency Medicine's annual conference.

The importance of being helpful -- Cooperative cichlids boost their own reproductive success
Subordinate individuals living within a group of vertebrates sometimes assist a more dominant pair by helping to raise the dominant pair's offspring -- this has been shown to occur among subordinate female cichlids.

Inexpensive plastic used in CDs could improve aircraft, computer electronics
The inexpensive plastic now used to manufacture CDs and DVDs may soon be put to use in improving the integrity of electronics in aircraft, computers and iPhones.

AIBS honors outstanding contributions to biology
Each year the American Institute of Biological Sciences recognizes eminent individuals or groups for outstanding contributions to the biological sciences.

Study makes first connection between heart disorder and Alzheimer's disease
Researchers at Intermountain Medical Center in Salt Lake City believe that they have made a breakthrough connection between atrial fibrillation, a common heart rhythm disorder, and Alzheimer's disease, the leading form of dementia among Americans.

AIUM releases second edition of 'Medical Ultrasound Safety'
The American Institute of Ultrasound in Medicine is pleased to announce the release of

Tips from the journals of the American Society for Microbiology
The following are tips from the Journals of the American Society for Microbiology:

Children who are depressed, anxious or aggressive in first grade risk being victimized later on
A longitudinal study of 400 Canadian school children shows that children entering first grade with signs of depression and anxiety or excessive aggression are at risk of being chronically victimized by their classmates by third grade.

ChloroFilms announces video contest winners
ChloroFilms announced May 15 the winners of its competition for new plant biology videos on YouTube.

QUIET team to deploy new gravity-wave probe in June
The international QUIET collaboration will deploy a new gravity-wave probe in June.

Prevention program helps teens override a gene linked to risky behavior
A family-based prevention program designed to help adolescents avoid substance use and other risky behavior proved especially effective for a group of young teens with a genetic risk factor contributing toward such behavior, according to a new study by researchers at the University of Georgia.

Long-term study shows low oxygen levels in prostate tumors can predict recurrence
Fox Chase Cancer Center researchers have discovered that low-oxygen regions in prostate tumors can be used to predict a rise in prostate-specific antigen levels, a marker of tumor recurrence in prostate cancer.

Veterinarians at high risk for viral, bacterial infections from animals
The recent H1N1 influenza epidemic raises questions about how animal viruses move to human populations.

Europium discovery
Of the 92 naturally occurring elements, add another to the list of those that are superconductors.

OpenViBE: The first French software program enabling 'action through thought'
Operating a computer by thought alone was unimaginable 10 years ago, but this incredible feat is now possible.

The next best thing to you
Have you ever wished you could be in two places at once?

Transplant patients have worse cancer outcomes, analysis shows
After comparing two patient cancer registries -- one featuring transplant patients and the other the general population -- researchers at the University of Cincinnati have found that transplant patients experience worse outcomes from cancer.

Vitamin D expert receives Linus Pauling Prize for Health Research
Dr. Michael Holick, a professor of medicine, physiology and biophysics at the Boston University School of Medicine who has revolutionized the understanding of vitamin D and its role in disease prevention, today received the $50,000 Linus Pauling Institute Prize for Health Research.

Fathers respond to teens' risky sexual behavior with increased supervision
Findings from a study following more than 3,200 teenagers over a period of four years show that fathers react differently than mothers to their children's sexual behavior.

Thomas Rossing awarded Gold Medal of the Acoustical Society of America
Thomas Rossing has been awarded the Gold Medal of the Acoustical Society of America

World's observatories watching 'cool' star
The Whole Earth Telescope, a worldwide network of observatories coordinated by the University of Delaware, is synchronizing its lenses to provide round-the-clock coverage of a cooling star.

AIDS patients with serious complications benefit from early retroviral use, Stanford study shows
HIV-positive patients who don't seek medical attention until they have a serious AIDS-related condition can reduce their risk of death or other complications by half if they get antiretroviral treatment early on, according to a new multicenter trial.

Preschoolers' language development is partly tied to their classmates' language skills
A new study shows that children's abilities to both speak and understand words developed faster when they were with classmates with better language skills.

Glutamine supplements show promise in treating stomach ulcers
A study led by scientists at Beth Israel Deaconess Medical Center and the Massachusetts Institute of Technology demonstrates that the amino acid glutamine, found in many foods as well as in dietary supplements, may prove beneficial in offsetting gastric damage caused by H. pylori infection.

GenWay Biotech obtains exclusive rights to AMDL's DR-70 cancer test in US and Canada
International studies have linked the DR-70 cancer test to at least 14 different types of cancer, including lung, breast, stomach, liver, colon, rectal, ovarian, esophageal, cervical, trophoblastic, thyroid, malignant lymphoma, brain and pancreatic cancer making it one of the most versatile cancer biomarkers available.

BIO 2009 -- R&D session: New stem cell research unlocks unknown therapies
Meet Dr. Jonas Frisen, one of the most successful scientists within stem cell research, at an R&D session in the world's largest convention for biotech and pharmaceuticals, BIO 2009, in Atlanta.

3-D kidney atlas created for researchers and physicians
Renal diseases shall be diagnosed earlier and treated more successfully in the future.

Queen's physicist elected to UK Royal Society
Queen's University physics professor Art McDonald is one of three Canadians elected to the Fellowship of the Royal Society, the national academy of science of the UK and the Commonwealth.

AIBS recognizes diversity in the biological sciences
The American Institute of Biological Sciences is committed to increasing participation in the biological sciences of individuals from traditionally underrepresented groups, including women, minorities and persons with disabilities.

Family-based program helps youth avoid risky behavior -- even those who may be genetically prone to it
A new longitudinal study of 650 mothers and children shows how a family-based prevention program called

Identification of a key molecular pathway required for brain neural circuit formation
The research group of Dr. Frederic Charron, a researcher at the Institut de recherches cliniques de Montreal, has made a discovery which could help treat spinal cord injuries and neurodegenerative diseases.

Special journal issues released on global health promotion and health education
The International Union for Health Promotion and Education and the Society for Public Health Education are pleased to release today special, complementary peer-reviewed journals containing ten articles on strengthening standards and quality assurance systems of global capacity in health promotion and health education.

Woods Hole lecture series explores range of scientific topics
The National Academies announced today this summer's lineup of lectures called Distinctive Voices a the Jonsson Center.

Genetic marker may predict early onset of prostate cancer
Fox Chase Cancer Center researchers have identified a genetic marker that is associated with an earlier onset of prostate cancer in Caucasian men who have a family history of prostate cancer.

Researchers closer to the ultimate green 'fridge magnet'
Scientists are a step closer to making environmentally friendly

Women with chest pain less likely then men to get proper treatment from paramedics
Women with chest pain are less likely than men to receive recommended, proven therapies while en route to the hospital, according to new research from the University of Pennsylvania School of Medicine.

Study compares formulations of 3 aspirin types
For many years, it has been known that aspirin is beneficial to patients suffering heart attacks and near-heart attacks. 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