Brightsurf Science News & Current Events

October 10, 2006
New evidence finds an association between periodontal disease and stroke
People missing some or all of their teeth or who have significant loss of bone and tissue surrounding their teeth may be at an increased risk for having a stroke, according to a new study that appeared in the October issue of the Journal of Periodontology (JOP).

UCLA musicology professor sings praises of America's musical theater
Raymond Knapp, the chair of UCLA's cutting-edge department of musicology, is publishing the second and final volume of his award-winning survey of the American musical, an art form that has been

Squeeze play: Protein's grip like a baseball bunter's
Researchers from Houston report in the October 11 issue of Structure the first instance of the regulatory protein calmodulin grasping a target in a previously unseen way.

UNH researcher uncovering mysteries of memory by studying clever bird
Scientists at the University of New Hampshire hope to learn more about memory and its evolution by studying the Clark's nutcracker, a bird with a particularly challenging task: Remembering where it buried its supply of food for winter in a 15-mile area.

Statistical association honors WPI's Mathematical Sciences Department for building partnerships
A partnership between WPI and the National Center for Health Statistics, forged by Professor Balgobin Nandram, was recently honored with the 2006 SPAIG (Statistical Partnerships among Academe, Industry and Government) Award from the American Statistical Association.

Teenager moves video icons just by imagination
Teenage boys and computer games go hand-in-hand. Now a St.

Poultry consumption, handling are risk factors for antibiotic resistance in humans
Antibiotic use as a livestock growth promoter increases the risk of human antibiotic resistance, a Marshfield Clinic researcher and his colleagues have found.

Sandia researchers develop contaminant warning program for EPA to monitor water systems in real time
Sandia researchers are working with the U.S. Environmental Protection Agency, University of Cincinnati and Argonne National Laboratory to develop contaminant warning systems that can monitor municipal water systems to determine quickly when and where a contamination occurs.

Study of NYC transit system noise levels finds daily rides can result in hearing loss
In a new survey of noise levels of the New York City transit system, researchers at Columbia University's Mailman School of Public Health found that exposure to noise levels in subways have the potential to exceed recommended guidelines of the World Health Organization (WHO) and the US Environmental Protection Agency (EPA).

Genetic Association Information Network announces genotyping awards for 6 common diseases
The Foundation for the National Institutes of Health today announced that six major studies of common diseases have been selected as the first to undergo whole genome analysis by the Genetic Association Information Network.

Children's Hospital Boston presents at the 2006 American Academy of Pediatrics National Conference
This year's American Academy of Pediatrics national conference will include about two dozen presentations from Children's Hospital Boston, including: Making new parts for babies from their own cells; Acupuncture for pediatricians; Teen drug use revisited; and Toilet training: dealing with the toughest cases.

Smoking ban associated with rapid improvement in health of bar workers
Bar workers in Scotland showed significant improvements in respiratory symptoms and lung function within two months following a ban on smoking in confined public places, according to a study in the October 11 issue of JAMA.

Histamine tied to changes in blood pressure during exercise-recovery period
Overactivation of two receptors for histamine, normally associated with common allergies and acid reflux, may explain why some people, including highly trained athletes, pass out soon after heightened physical activities, according to researchers at the University of Oregon.

Four UCSD students win prestigious scholarship from the US Department of Defense
Four UC-San Diego students are among the 32 nationwide recipients of the 2006 Science, Mathematics, and Research for Transformation scholarship, a program run by the U.S.

Breast Cancer Month story tips from Georgetown University Medical Center
Why do some breast care patients respond to chemotherapy and others do not?

Mets have 60 percent chance of winning league championship series, says Bukiet at NJIT
The New York Mets have a 60 percent chance of taking the the National League Championship series, with a 24 percent chance of clinching the deal in six games, said Bruce Bukiet.

Psoriasis associated with increased risk for heart attack
Adults with psoriasis, especially younger patients with severe psoriasis, appear to be at increased risk for a heart attack, according to a study in the October 11 issue of JAMA.

Of I robots go solar; new system could drastically reduce herbicide use
A solar-powered robot with 20/20 vision, on a search-and-destroy quest for weeds, will soon be moving up and down the crop rows at the experimental fields at the University of Illinois.

Key gene controlling kidney development found
A gene called Six2 plays a critical role in the development of the kidney by keeping a population of

HIV gets a makeover
In an advance that has the potential to revolutionize AIDS vaccine research, researchers at Rockefeller University and the Aaron Diamond AIDS Research Center have used a combination of genetic engineering and forced adaptation to create a version of HIV that replicates vigorously in human and monkey cells.

Innovative surgery corrects vision in kids with neurological disorders
A pediatric ophthalmologist at Washington University School of Medicine in St.

Ethnic variations in hormone levels may cause differences in breast cancer risk
Researchers have known that a woman's natural hormone levels can affect her risk of developing breast cancer.

MIT material stops bleeding in seconds
MIT and Hong Kong University researchers have shown that some simple biodegradable liquids can stop bleeding in wounded rodents within seconds, a development that could significantly impact medicine.

Dust may dampen hurricane fury
Writing in the journal Geophysical Research Letters, UW-Madison scientists discuss a surprising link between hurricane frequency in the Atlantic and thick clouds of dust that periodically rise from the Sahara Desert and blow off Africa's western coast.

Columbia pediatricians, Anne Gershon and Richard Polin, awarded top honors
Anne Gershon, M.D. was recently named vice president and president-elect of the Infectious Diseases Society of America, while Richard Polin, M.D. received the annual Neonatal Education Award in Perinatal Pediatrics from the American Academy of Pediatrics.

BioMed Central's Deborah Saltman awarded the Rose-Hunt Award
Deborah Saltman, Editorial Director (Medicine) for BioMed Central, has been awarded the Rose-Hunt Award, the most prestigious accolade of the Royal Australian College of General Practitioners (RACGP).

First Biodiversity Census of coral reef ecosystems in the NW Hawaiian Islands
A team of world renown scientists will embark on 23-day expedition to explore coral reef a team of world renown scientists will embark on an expedition to explore coral reef biodiversity in the largest fully protected marine area in the world -- the Northwestern Hawaiian Islands Marine National Monument.

News tips from the Journal of Neuroscience
This issue will include: Neurexins in melanotroph secretion; Hibernating neuronal structures; Too much dopamine and mouse awakenings; and A serine protease inhibitor to the rescue.

High-energy clamp simplifies heart surgery for atrial fibrillation
Heart surgeons at Washington University School of Medicine in St.

Burnham awarded $12.7 million from NIH to create one of nation's top neuroscience research centers
The National Institutes of Health has awarded $12.7 million to the Burnham Institute for Medical Research for a collaborative research program including Salk Institute for Biological Studies, the Scripps Research Institute and University of California, San Diego that will create one of the nation's top research facilities in the neurosciences.

Dopamine imbalances cause sleep disorders in animal models of Parkinson's disease and schizophrenia
Neuroscientists at Duke University Medical Center working with genetically engineered mice have found that the brain chemical dopamine plays a critical role in regulating sleep and brain activity associated with dreaming.

Statement released on the assessment of coronary artery disease by computed tomography
In a scientific statement to be published in the October 17 edition of Circulation and released on-line on October 2nd, an American Heart Association writing committee concludes that electron beam computed tomography (EBCT) is now established as a useful technique in identifying individuals with or at risk for coronary heart disease (CHD).

MIT student makes dough -- in the lab
Trevor Shen Kuan Ng rolls dough. He also stretches it like Silly Putty and twirls it like taffy.

Longer-lived rodents have lower levels of thyroid hormone
The thyroid may play an important role in longevity, with longer-lived rodents showing significantly lower levels of a thyroid hormone that speeds metabolism.

Sending secret messages over public Internet lines can take place with new technique
A new technique sends secret messages under other people's noses so cleverly that it would impress James Bond -- yet the procedure is so firmly rooted in the real world that it can be instantly used with existing equipment and infrastructure.

UF experts: Decaffeinated coffee is not caffeine-free
People advised to avoid caffeine because of certain medical conditions like hypertension should be aware that even decaffeinated brew can come with a kick.

Spring in your step helps avert disastrous stumbles, scientists say
From graceful ballerinas to clumsy-looking birds, everyone occasionally loses their footing.

Central American fires impact US air quality and climate
Scientists using NASA satellites and computer models have shown that pollutants from Central American biomass burning can influence air quality and climate in the United States.

Penn researchers find psoriasis patients at increased risk for heart attack
Psoriasis is an independent risk factor for myocardial infarction, and this risk is greatest in young patients with severe psoriasis, according to Joel M.

Software tool helps protect Nation's drinking water: Now available in all 50 states
A new software tool that can be used by incident commanders, water utility managers and others to protect community drinking water sources from contamination during emergencies is now available in all 50 states.

Seals protect brain, conserve oxygen by turning off shivering response on icy dives
Seals shiver when exposed to cold air but not when diving in chilly water, a finding that researchers believe allows the diving seal to conserve oxygen and minimize brain damage that could result from long dives.

Childcare tug-of-war influences shorebird breeding systems
The battle over who cares for the kids has played a key evolutionary role in deciding whether different species of shorebird are monogamous or polygamous, according to new research in the journal BioScience.

New hope for an 'untreatable' mental illness
For the first time, a major outcome study has shown that a high percentage of patients with borderline personality disorder can achieve full recovery across the complete range of symptoms.

WPI professor is the first mathematician to be named a Jefferson Science Fellow
Paul W. Davis, professor of mathematical sciences and former dean of the Interdisciplinary and Global Studies Division at Worcester Polytechnic Institite, recently began a one-year term as a Jefferson Science Fellow at the U.S.

Key to lung cancer chemo resistance revealed
Scientists at Johns Hopkins have discovered how taking the brakes off a

States that easily grant immunization exemptions have higher incidence of whooping cough
States that have personal belief exemptions for school immunization requirements, and exemptions that are easily obtained, have higher rates of new cases of pertussis -- whooping cough -- than states in which obtaining immunization exemptions is more difficult, according to a study in the Oct.

Resident work-hour restrictions yield little improvement in perceived quality of patient care
Research conducted by participants at several medical schools, including co-authors Michael J.

Omega-3 fatty acids may slow down early Alzheimer's in some cases
Omega-3 fatty acid supplements may slow cognitive decline in some patients with very mild Alzheimer's disease, according to new findings from Karolinska Institutet (KI) in Sweden.

Orange juice beverage fortified with plant sterols lowers indicators of heart disease risk
Plant cholesterols known as sterols -- recognized for their cholesterol-lowering power when added to margarines, salad dressings and other fats -- also have been found to be effective in reducing low-density lipoprotein, or
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