Brightsurf Science News & Current Events

June 06, 2006
Drug attacks prostate cancer in mouse model by destroying its blood supply
A medication used to treat other types of cancer strangles drug-resistant, metastatic prostate cancer by cutting off its blood supply, researchers from The University of Texas M.

Pre-menopausal African American women more likely to have certain type of breast cancer
Pre-menopausal African American women have a higher prevalence of basal-like breast tumors than post-menopausal African American and non-African American women, which could contribute to their poorer prognosis, according to a study in the June 7 issue of JAMA.

Program reduces hospitalizations and costs for nursing home residents with pneumonia
A program that includes having chest x-rays performed in the nursing home reduced the number of nursing home residents hospitalized because of pneumonia and other lower respiratory tract infections, according to a study in the June 7 issue of JAMA.

Other highlights in the June 7 JNCI
Other highlights in the June 7 JNCI include a study on enzymes in tumor progression, a study on the cost-effectiveness of mammography, a study on a molecule that fights prostate cancer, and a review of COX-2 targets of NSAIDs with anti-cancer activity.

Chemists look through glass to find secrets that are less clear
Princeton chemists have found that the formation of glass -- a familiar substance that nonetheless retains some elusive scientific mysteries -- always occurs differently depending on how quickly a liquid substance is cooled into its solid form.

The State lottery: Creating social inequality across the nation
Don't bother trying your luck; study finds that the lottery fosters the division between the have and have-nots.

Brain's receptors sensitive to pot may 'open door' in treating drug dependence, brain disorders
A team of Johns Hopkins researchers developed a new radiotracer -- a radioactive substance that can be traced in the body -- to visualize and quantify the brain's cannabinoid receptors by positron emission tomography (PET), opening a door to the development of new medications to treat drug dependence, obesity, depression, schizophrenia, Parkinson's disease and Tourette syndrome.

Media availability: Long-term survival of heart attack patients with shock
Treating heart attack patients who have a life-threatening complication called cardiogenic shock with emergency angioplasty or bypass surgery greatly improves the long-term survival of these patients.

Study explores correlation between education and the leading causes of preventable death
In a groundbreaking new study, forthcoming in the July issue of the Journal of Labor Economics, researchers from Cornell University use rich microdata from the National Longitudinal Study of Youth in 1979 to analyze the correlation between high school completion and the two leading preventable causes of death - smoking and obesity.

Carnegie's Global Ecology inks partnership with Japanese satellite firm
The Carnegie Institution's Department of Global Ecology has signed a one-year contract with ImageONE, a Japanese satellite imaging company based in Tokyo.

FLT PET assesses treatment response on tumor growth--not size--with non-Hodgkin's lymphoma
Positron emission tomography (PET) -- with the radiolabeled thymidine analog [18F]Fluorothymidine (FLT) -- is

RNA found in the cellular centrosome of surf clams
Researchers at Rensselaer Polytechnic Institute, the Marine Biological Laboratory (MBL) in Woods Hole and Louisiana State University (LSU) Health Sciences Center have discovered the presence of the genetic material RNA in the centrosome, the organizing structure inside each cell that assures proper cell division.

Study shows our ancestors survived 'Snowball Earth'
New research shows organisms called eukaryotes, ancestors of the animal and plant species present today, existed 50 million to 100 million years before an ice age that created

Politics weighs in: Obesity dominates in the former Soviet bloc
Western European countries have a lower obesity rate than Central and Eastern European countries that comprised the former Soviet bloc, according to new Saint Louis University School of Public Health research.

Minister Lunn announces Green Streets program winners
Twenty-four communities were rewarded today for leadership and innovative approaches to urban forest management.

Study says lung cancer overdiagnosis a result of screening
Screening may lead to overdiagnosis of lung cancer, a study reports in the June 7 issue of the Journal of the National Cancer Institute.

From theory to reality
Kent State University researchers are leading a team of scientists from eight institutions, who have been awarded a $5.5 million Multidisciplinary University Research Initiative (MURI) from the Air Force Office of Scientific Research to study self-assembled, soft optical negative index materials (NIMs).

DeLuca receives honorary doctorate from University of Perugia
Patrick DeLuca now has something in common with Pope John XXII - an honorary doctorate from the University of Perugia, Italy.

Breast-sparing surgery an option for women with breast cancer gene mutation, U-M-led study finds
Women diagnosed with breast cancer who carry a certain genetic mutation can have breast-sparing surgery but should consider hormonal treatments to reduce their risk of cancer returning.

Agricultural biotechnology meeting June 12-14
The 18th annual National Agricultural Biotechnology Council meets on June 12-14 in Ithaca and Geneva, N.Y.

Study: Breast cancer in younger black women is more likely to be an aggressive variety
Younger, premenopausal, African American women, when they get breast cancer, are more than twice as likely as older women, black or white, to get an aggressive breast cancer subtype, a study from the University of North Carolina at Chapel Hill has found.

Orange, grapefruit juice for breakfast builds bones in rats
Orange and grapefruit juice regularly given to lab rats prevented osteoporosis, long considered an unavoidable aging disease in which bones become more likely to break, according to a study by Texas A&M University's Vegetable and Fruit Improvement Center researchers.

Negative body image related to depression, anxiety and suicidality
Adolescents with negative body image concerns are more likely to be depressed, anxious, and suicidal than those without intense dissatisfaction over their appearance, even when compared to adolescents with other psychiatric illnesses, according to a new study by researchers at Bradley Hospital, Butler Hospital and Brown Medical School.

Green tea and the 'Asian Paradox'
There is a lower incidence of cardiovascular disease and cancer in Asia where people smoke heavily, which may be accounted for by high consumption of tea, particularly green tea.

Daniel Guarasci named SNM Technologist Section Outstanding Educator
Daniel T. Guarasci of Lancaster, N.Y., a clinical assistant professor of nuclear medicine with the School of Medicine and Biomedical Sciences at the State University of New York at Buffalo for nearly 10 years, has been named the 2006 SNM Technologist Section Outstanding Educator.

Tufts researchers are keeping track of vitamin K: Research summary
Sarah Booth, Friedman School at Tufts, and colleagues assessed vitamin K content of more than 500 commonly-consumed foods and reported on two major types of vitamin K not commonly studied, including one that is formed during hydrogenation.

NJIT professor to address Water Industry Conference At Harvard Club about desalinating water
Chemical engineer Kamalesh Sirkar, PhD, a distinguished professor at New Jersey Institute of Technology (NJIT) will discuss Thursday new technologies for desalinating and treating water.

Study compares treatment options for patients with brain metastases
Adding whole-brain radiation therapy to highly-focused radiation therapy does not improve survival for patients with cancer and brain metastases, but it may reduce the likelihood of the recurrence of brain metastases, according to a study in the June 7 issue of JAMA.

Ancient human fossils find modern virtual home
First discovered 150 years ago, Neanderthals have been studied more widely than any other form of human.

Young supernova remnants not dusty enough, according to UC Berkeley astronomers
The dust ejected by the explosions of supermassive stars is thought to be the main source of fuel for new stars.

Growing nanostructures on micro cantilever provides new platform for materials discovery
Researchers have developed a new technique that could provide detailed information about the growth of carbon nanotubes and other nanometer-scale structures as they are being produced.

New long-distance wireless networking developed at UC Berkeley brings eye care to India
Thousands of residents of rural villages in India are receiving quality eye care thanks to a collaboration between an Indian hospital network and the researchers at UC Berkeley and at Intel Corporation who have developed a new technology for low-cost rural connectivity.

More than drought affecting wheat yields
Wheat producers have more than the drought cutting into their yields this year, said two Texas Agricultural Experiment Station researchers.

Drug ads aimed at cancer patients difficult to read, make more appeals to effectiveness than safety
Oncology drug advertisements that ran in patient-focused cancer magazines presented the drugs' benefits differently -- earlier in the advertisement text and in larger type size -- than their side effects or risks, according to an analysis by researchers at Dana-Farber Cancer Institute in Boston.

World's largest osteoporosis congress closes; significant studies released
The largest world medical congress devoted specifically to osteoporosis ended in Toronto today, following five days in which nearly 4,000 participants from 98 countries learned of the latest research in this crippling bone disease and clinical strategies to treat patients more effectively.

Old technology helps find new test for leg artery disease
Doctors at the University of Virginia Health System are developing a diagnostic technique for peripheral arterial disease, which affects up to 12 million older Americans.

Step by step, cancer patients use exercise to feel better
When individuals with breast or prostate cancer followed a moderate, home-based exercise program using resistance bands and walking, the patients had less fatigue during radiation treatments, greater strength and could walk farther and faster in only four weeks, researchers discovered in a pilot study.

$1.7 million for Rutgers anti-HIV drug research
Rutgers has just received new funds to support the pursuit of new ways to combat the virus.

Race to halt global amphibian crisis boosted by rediscovery of endangered Colombian frogs
The rediscovery of two frog species feared extinct has made a new Colombian protected area the focal point for efforts to save amphibians from a deadly fungus decimating their populations in Central and South America.

Story tips from the Department of Energy's Oak Ridge National Laboratory, June 2006
Story tips from ORNL include: Computing -- Preparing for duty; Biology -- New DNA detector; Energy -- Off the wall; SNS -- Neutrons to instruments.

Patients to benefit from novel technology revolutionizing high-speed molecular imaging
The new technologically advanced D-SPECT camera enables shorter image acquisition times, provides better image quality and opens the door to new diagnostic procedures using simultaneous multi-isotope imaging -- providing the potential to revolutionize functional imaging, according to results released at SNM's 53rd Annual Meeting June 3-7 in San Diego.

Desalination roadmap seeks technological solutions to increase the nation's water supply
Sandia National Laboratories researchers Pat Brady and Tom Hinkebein are putting the final touches on the updated Desalination and Water Purification Roadmap --

EU Commissioner Potocnik addresses major gathering of European researchers in the United States
EU Commissioner responsible for Science & Research, Janez Potocnik, will address a gathering of over 300 European Researchers in Washington D.C., organized by ERA-Link, a major network of European researchers, scientists and scholars in the US.

Unpacking pecking orders to get the gist of web gab
Aimed at creating a system to automatically produce reports and summaries of meetings, the study is one of the first quantitative efforts in the field of natural language processing to use the structure of online conversations to sift information.

MBL scientists find evidence of RNA in organelle essential to cell division
New research by scientists studying surf clams at the MBL (Marine Biological Laboratory) shows that centrosomes may contain ribonucleic acid (RNA), the molecule that translates genes into proteins.

Preliminary study shows promise for treatment of renal cell cancer
A new study suggests that sunitinib is a promising agent for treatment of metastatic renal cell cancer, currently a disease without highly effective treatment options, according to an article in the June 7 issue of JAMA.

International breast cancer trial launched to judge success of treatments
New procedures which will help doctors decide which breast cancer patients will benefit most from radiotherapy begin trials this week.

Students' device may improve chest closure after heart surgery
Undergraduates invent less intrusive and potentially safer chest closure system for heart surgery.

Supercomputers to transform science
New insights into the structure of space and time, climate modeling, and the design of novel drugs, are but a few of the many research areas that will be transformed by the installation of three supercomputers at the University of Bristol.

Some patients with heart attack shock survive years after aggressive treatment
Despite advances in treatment, people with a heart attack who survive the first hit and get to a hospital remain in danger.

Increased sensitivity to nerve signals keeps diabetes at bay
Nerve signals relayed directly to the pancreas after eating a meal play a critical role in normal blood sugar control, according to a report in the June 7, 2006, Cell Metabolism.

Funding right through to the prototype
DFG plans to strengthen cooperation between science and business.

St. Jude helps Brazil improve outcomes of children with leukemia
St. Jude Children's Research Hospital has significantly reduced the rate at which families in Recife, Brazil abandon treatment for their children who have acute lymphoblastic leukemia (ALL), and has significantly increased the rate of event-free survival during a single decade.

News Tips from The Journal of Neuroscience
Some of the news tips from the current Journal of Neuroscience include: An Earful of Connexins, Desert Hedgehog and the Schwann Cell, The Organization of Motor Cortex, and Gamma-Secretase and p53-Mediated Cell Death.

Gardenia fruit compound starting point for diabetes therapy
A Gardenia fruit extract traditionally used in Chinese medicine to treat the symptoms of type 2 diabetes does indeed contain a chemical that reverses some of the pancreatic dysfunctions that underlie the disease, researchers report in the June 7, 2006, Cell Metabolism.

Pneumonia can be treated effectively in nursing homes, reducing transfers to hospital
There may be no advantage to taking nursing home residents to hospital for treatment of pneumonia.

HPV testing finds precancerous lesions at a higher rate than conventional pap smears
Human papillomavirus (HPV) testing was more sensitive than traditional Pap smears at detecting precancerous lesions of the cervix, a study in the June 7 issue of the Journal of the National Cancer Institute reports.

Tuberculosis drug may cure Parkinson's-like illness
Researchers have discovered that a drug used to treat tuberculosis apparently cures patients of a Parkinson's-like illness suffered by thousands of mineworkers, welders and others exposed to high levels of the metal manganese.

Loss of central vision with age may be linked to quality of dietary carbohydrates
Dietary glycemic index may be an independent and modifiable risk factor for age-related macular degeneration, according to researchers at the Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University and colleagues.

Winners of The Laureates of Tomorrow - nobel essay contest to be announced on June 12
Three New York City high school students will be named the 2006 grand prize winners of The Laureates of Tomorrow - Nobel Essay Contest as part of the Nobel Monument Inscription Ceremony on June 12 at Theodore Roosevelt Park, 81st Street and Columbus Avenue in Manhattan.
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