Brightsurf Science News & Current Events

June 01, 2007
Nursing home placement associated with accelerated cognitive decline in Alzheimer's disease
People with Alzheimer's disease experience an acceleration in the rate of cognitive decline after being placed in a nursing home according to a new study by Rush University Medical Center.

Dietary vitamin B6, B12 and folate, may decrease pancreatic cancer risk among lean people
Researchers exploring the notion that certain nutrients might protect against pancreatic cancer found that lean individuals who got most of these nutrients from food were protected against developing cancer.

Cigarette smoke alters DNA in sperm, genetic damage could pass to offspring
The science has long been clear that smoking causes cancer, but new research shows that children could inherit genetic damage from a father who smokes.

Treatment outcomes of patients with HIV and tuberculosis
In a retrospective study of 700 patients with culture-positive tuberculosis, relapse rates were found to be significantly higher in HIV-infected patients compared to HIV-uninfected patients following a rifamycin-based regimen.

Innovative smallpox vaccine research study to be conducted at Case Medical Center
University Hospitals Case Medical Center and Case Western Reserve University School of Medicine are part of a nationwide research study to determine the safety and effectiveness of a new smallpox vaccine.

Brain inflammation may be friend, not foe, for Alzheimer's patients
Inflammation in the brain may not be so bad after all when it comes to Alzheimer's disease.

TB test offers patients quicker and easier diagnosis
A new test for diagnosing TB offers a quick and simple alternative to existing three-day methods, according to research published today in the journal Clinical Infectious Diseases.

Description of a gene implicated in the development of Fanconi anemia and predisposition to cancer
An international research consortium, which included the participation of UAB researchers, has made outstanding progress in the study of Fanconi anemia.

Systems characterization of cell surface receptors
The authors use a new module-based systems theory approach along with quantitative metrics for network function and robustness to show that endocytosis and other receptor/ligand properties can be described by just a few control parameters.

Journal Sleep: Longer CPAP use at night can normalize one's daytime functioning
A study published in the June 1 issue of the journal Sleep finds that longer nightly duration of continuous positive airway pressure use can help those suffering from obstructive sleep apnea achieve normal daytime functioning.

Cold Spring Harbor Protocols features methods to understand embryos, clones, stem cells
Cloning, X-chromosome inactivation, stem cells, and embryogenesis are hot areas of research at the moment, and protocols featured in this month's release of Cold Spring Harbor Protocols will aid these studies.

An apple peel a day might keep cancer at bay
Cornell researchers have identified a dozen compounds in apple peel that either inhibit or kill cancer cells in laboratory cultures.

UC San Diego physicists devise viable design for spin-based electronics
Physicists at the University of California, San Diego have proposed a design for a semiconductor computer circuit based on the spin of electrons.

VA tops private hospitals in infection-control study
Department of Veterans Affairs medical centers are more likely than non-VA hospitals to follow recommendations for preventing bloodstream infections associated with central venous catheters, says a survey of more than 500 US health care centers.

Adding medication improves recovery for elderly with depression, says Pitt School of Medicine study
Adding a medication to a standard treatment regimen for major depressive disorder in the elderly improves chances of recovery in those who do not adequately respond to the first-course therapy or who relapse from it, finds a University of Pittsburgh School of Medicine study published in the June issue of the American Journal of Psychiatry.

When HIV and liver disease co-exist
Since successful antiretroviral therapies have made HIV a treatable condition, more HIV patients who are also infected with hepatitis B or C are experiencing the progression of their liver disease.

NIAID supports research into etiology of fungal-induced inflammation in chronic sinusitis
The Mayo Medical and Graduate Schools and the Virginia Bioinformatics Institute have been awarded a National Institutes of Health grant of $2.4 million for a project titled

MU physicist says testing technique for gravitomagnetic field is ineffective
A major focus on the study of Einstein's theory of general relativity has been on confirming the existence of the gravitomagnetic field, as well as gravitational waves.

World first medical treatment announced by researchers
Reasearchers have announced a potential breakthrough in the treatment of idiopathic pulmonary hemosiderosis, a rare condition which can affect children and young people.

Highlights from the June 2007 Journal of the American Dietetic Association
The June 2007 issue of the Journal of the American Dietetic Association contains articles and research studies you may find of interest.

Fat protein cuts blood vessel inflammation, may help heart, Jefferson scientists find
A natural substance from fat cells can protect blood vessels from the damaging effects of inflammation, which contributes to heart disease.

OHSU Cancer Institute researcher identifies protein marker for prostate cancer survival
Oregon Health & Science University Cancer Institute researchers have identified a protein that is a strong indicator of survival for men with advanced prostate cancer.

Hybrid solar lighting earns national technology transfer award
An Oak Ridge National Laboratory-developed technology collecting sunlight connected to special indoor light fixtures has earned an Excellence in Technology Transfer Award from the Federal Laboratory Consortium for Technology Transfer.

Computer science professor awarded $400,000 from National Science Foundation
National Science Foundation has selected Carola Wenk, assistant professor of computer science at The University of Texas at San Antonio, as a recipient of a five-year, $400,000 Faculty Early Career Development award to study geometric shape handling in theory in practice.

Threats to wild tigers growing
The wild tiger's population trajectory is

Study explains why patients with OSA are at higher risk for cardiovascular disease
Researchers have found that patients with obstructive sleep apnea have higher levels of a type of dead cells (apoptotic cells) from the lining (endothelium) of their blood vessels circulating in their bloodstream than people who do not have OSA.

Wide range of sleep-related disorders associated with abnormal sexual behaviors, experiences
A paper published in the June 1 issue of the journal Sleep is the first literature review and formal classification of a wide range of documented sleep-related disorders associated with abnormal sexual behaviors and experiences.

JCI table of contents -- June 1, 2007
This release contains summaries, links to PDFs and contact information for the following newsworthy papers to be published online, June 1, 2007, in the JCI, including: Pregnant mom's exposure to flu vaccine kick-starts fetal immune system; Dietary supplementation with enzyme reverses some kidney disease; Don't judge a book by its cover: Interleukin-1beta turns out to be helpful in Alzheimer's disease; HIF provides a link between blood and bone development; and others.

Cells re-energize to come back from the brink of death
The discovery of how some abnormal cells can avoid a biochemical program of self-destruction by increasing their energy level and repairing the damage, is giving investigators at St.

Smithsonian scientists connect climate change, origins of agriculture in Mexico
New charcoal and plant microfossil evidence from Mexico's Central Balsas valley links a pivotal cultural shift, crop domestication in the New World, to local and regional environmental history.

Discovery in orange cauliflower may lead to more nutritious crops
While orange cauliflower may seem unappealing to some, it has distinct nutritional advantages.

Human ancestors learned to walk upright in the trees, say experts
Scientists at the University of Liverpool have found that humans' ability to walk upright developed from ancestors foraging for food in forest tree tops and not from walking on all fours on open land.

Mouse model points to possible new strategy for treating rare muscle disease, kidney disorders
Based on clues provided by a study with transgenic mice, a research group at the National Human Genome Research Institute, part of the National Institutes of Health, has developed a strategy that will be tested as the first treatment for people with hereditary inclusion body myopathy (HIBM), a rare, degenerative muscle disease.

Scientists develop new drugs to fight colon and breast cancer more effectively
A new technique called

Blood test may help signal tumor's remission, return in throat cancer patients
A blood test that detects proteins commonly released by a growing tumor could one day become a useful tool for monitoring the effectiveness of chemotherapy and radiation treatment in people with advanced throat cancer, according to a study published in the June 1, 2007, issue of Clinical Cancer Research.

UC Santa Cruz researchers achieve atomic spectroscopy on a chip
Researchers at the University of California, Santa Cruz, have performed atomic spectroscopy with integrated optics on a chip for the first time, guiding a beam of light through a rubidium vapor cell integrated into a semiconductor chip.

Study tests oral insulin to prevent type 1 diabetes
The University of Florida Health Science Center and Shands at UF are among 14 centers in the United States testing oral insulin to prevent or delay type 1 diabetes in people at risk for the disease.

Journal Sleep: Advanced cancer patients have less quality sleep
Patients with stage four cancer are more prone to disturbed sleeping patterns due to factors such as pain, treatment side effects and psychological causes, according to a study published in the June 1 issue of the journal Sleep.

Agent slows aging in mice
Early results from a three-site federal study show mice live longer when fed an anti-inflammatory substance found in the creosote bush.

Expertise improves shoot/no-shoot decisions in police officers and lessens potential for racial bias
From three experiments of video simulations of shoot/no-shoot decision scenarios with police officers, community members and college students, researchers from the University of Chicago, the University of Colorado at Boulder and the University of Denver determined that training and experience is effective in minimizing decisions based on stereotyped views.

GlaxoSmithKline honors cancer research pioneer Gianni Bonadonna with new ASCO Award and Fellowship
GlaxoSmithKline Oncology, in support of the American Society of Clinical Oncology and the ASCO Foundation, proudly announce today the creation of the Gianni Bonadonna Breast Cancer Award and Fellowship as a tribute to Dr.

Math that powers spam filters used to understand how brain learns to move our muscles
A team of biomedical engineers has developed a computer model that makes use of more or less predictable

Lilly studies try to shed light on impact of race
Researchers at Eli Lilly and Company are actively investigating the efficacy and safety of lung cancer treatments ALIMTA (pemetrexed for injection) and GEMZAR (gemcitabine HCl for injection) in treating non-small cell lung cancer in African-Americans, Hispanics and other diverse populations.

Liver cancer patients with high serum levels of hepatitis B virus face poorer outcomes
Researchers report their findings from the first-ever study examining the prognostic value of serum HBV DNA levels for patients with liver cancer undergoing chemotherapy.

Cellular message movement captured on video
Fluorescent video microscopy reveals the dynamic behavior of a protein found in focal adhesions, cell-surface regions rich with receptors for growth factors and points of attachment with the outside world.

Enzyme delivered in smaller package protects cells from radiation damage
A University of Pittsburgh School of Medicine research team, collaborating with scientists from Stanford University, have developed a new, smaller gene therapy vector that may be effective in delivering a radioprotective enzyme systemically throughout the body which may spare healthy tissue the long-term consequences of therapeutic irradiation.

Pregnant mom's exposure to flu vaccine kick-starts fetal immune system
Researchers have hypothesized that the fetus can mount an immune response against allergens to which the mother has been exposed, possibly resulting in allergic sensitivity later in life.

How to rip and tear a fluid
In a simple experiment on a mixture of water, soap and salt, researchers have shown that a knife-like object slides through the mixture at slow speeds as if it were a liquid, but at faster speeds rips it up as if it were a rubbery solid.

Building our new view of Titan
Two and a half years after the historic landing of ESA's Huygens probe on Titan, a new set of results on Saturn's largest moon is ready to be presented.

Getting the word out: Babies are born to be breastfed
The message

Long-distance record -- 'Quantum keys' sent 200 kilometers
Particles of light serving as

Susan G. Komen for the Cure and American Society of Clinical Oncology partner in national initiative
Susan G. Komen for the Cure, the world's largest grassroots network of breast cancer survivors and advocates, will invest $10 million over the next four years in partnership with the American Society of Clinical Oncology, the world's leading professional organization representing physicians of all oncology specialties, to positively impact the quality of cancer care in the United States. 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