Brightsurf Science News & Current Events

October 05, 2004
Women with favorable cardiovascular risk factor levels as young adults have lower death rate
Young women at low risk for coronary heart disease and cardiovascular diseases have a lower long-term death rate from these diseases and all other causes compared with others with higher risk factor levels, according to an article in the October 6 issue of JAMA.

Intensity modulated radiation therapy reduces radiation dose to healthy breast tissue
Results from a study to evaluate intensity modulated radiation therapy (IMRT) for breast cancer indicate that IMRT resulted in 35 percent and 57 percent reduction in radiation to healthy breast tissue when compared to standard radiation.

Cyberknife radiosurgery is a safe and effective treatment for benign tumors
Treating benign tumors outside the brain with CyberKnife Frameless Radiosurgery resulted in significant improvement in symptoms and minimal toxicity, according to a University of Pittsburgh study presented today at the 46th Annual Meeting of the American Society for Therapeutic Radiology and Oncology in Atlanta.

Does a time delay between prostate cancer diagnosis and start of radiation treatment matter?
Men who wait as long as three months after their prostate cancer diagnosis to receive radiation treatment do not fare worse than those who have treatment sooner.

New biosensor rapidly detects deadly foodborne pathogen
The pathogen responsible for a precooked chicken recall last summer will become easier to detect in ready-to-eat meats, thanks to a new biosensor developed by scientists at Purdue University.

Black and Hispanic patients wait longer for heart attack treatment
Black and Hispanic patients experience marked delays in heart attack treatment compared with whites, Yale researchers report in an article published in the October 6 Journal of the American Medical Association (JAMA).

Expensive new meds increase drug expenditures in the North Carolina Medicaid program
An increase in the number of prescriptions for new and more expensive medications resulted in a significant rise in drug costs in the North Carolina Medicaid program.

School development program celebrates 35th anniversary with symposium October 11-12
Linking brain research and child development is the theme of the Comer School Development Program (SDP) 35th anniversary celebration banquet and symposium October 11 at 4 p.m. and October 12 from 8:30 a.m. to 3:30 p.m. at the Omni New Haven Hotel at Yale, 155 Temple St.

Robotics experts gather for 25th anniversary of Carnegie Mellon's Robotics Institute
More than 40 world-class robotics experts will gather at Carnegie Mellon University Oct.

News and Terrorism: Communicating in a Crisis
News and Terrorism: Communicating in a Crisis is a series of workshops that will involve local participants in a simulation of a response to a terrorist attack in their hometown.

Sedentary children at higher risk of chronic fatigue syndrome
Sedentary children have a higher risk of developing chronic fatigue syndrome in later life than children who regularly play sport in their spare time, finds new research published on
East coast lacks necessary ingredients for volcanic activity
There is evidence from the rocks in Virginia that volcanoes have been here, but not for about 200 million years.

Arylamine exposure related to bladder cancer risk
Exposure to a family of carcinogens called arylamines is associated with bladder cancer risk in both smokers and nonsmokers, according to a new study in the October 6 issue of the Journal of the National Cancer Institute.

Do prostate cancer patients not at high risk need long-term hormone therapy with radiation?
Men with prostate cancer who do not have a high risk of recurrence or disease progression do not need to have long-term hormone therapy in addition to external-beam radiation therapy if they receive high radiation doses.

NIH funds first nationaL SNP genotyping center at Broad Institute
The National Center for Research Resources (NCRR), a component of the National Institutes of Health (NIH), announced today it will provide over $14 million to fund the first national center for high-throughput genotyping dedicated solely to large-scale SNP (single nucleotide polymorphism) analysis at the Eli and Edythe L.

Child health improvement through computer automation
CHICA system marries the high tech manufacturing

$11.5 million grant to UC Riverside prepares more & better science teachers
University of California, Riverside officials today announced the award of an $11.5 million grant from the U.S.

Testosterone may help in recovery from strokes, suggests preliminary findings in study
Preliminary research from Saint Louis University shows that testosterone may speed recovery from a stroke.

Use of estrogen plus progestin associated with increased risk for certain type of blood clot
Women who take the hormone therapy estrogen plus progestin have double the risk for venous thrombosis, a type of blood clot, according to an article in the October 6 issue of JAMA.

VA study finds rural veterans in poorer health
A study of more than 767,000 veterans by Veterans Affairs researchers shows those in rural areas are in poorer health than their urban counterparts.

University of Oregon professor wins 2004 Spiers Medal
Geraldine L. Richmond of the University of Oregon has won the 2004 Spiers Medal for her imaginative use of of lasers to reveal how molecules interface with one another in liquids.

Heart failure patients at increased risk during non-cardiac surgery
Patients with heart failure undergoing major non-cardiac surgical procedures are almost twice as likely to die as other patients, according to researchers at the Duke Clinical Research Institute (DCRI).

Differences between hospitals account for much of the racial/ethnic treatment differences
Differences between racial/ethnic groups for times to treatment for a heart attack may be largely attributable to the differences between hospitals to which the patients are admitted, according to a study in the October 6 issue of JAMA.

Dying cells encourage neighbors to grow
Researchers from The Rockefeller University have uncovered specific mechanisms by which cells that are genetically programmed to commit suicide stimulate growth in surrounding cells.

Stanford scientists help bring study of smallpox virus into 'molecular age'
Stanford University School of Medicine researchers have discovered details about the molecular effects of the smallpox virus, helping to shed light on why the disease is such a devastating killer.

Virginia Tech to create digital archive of Southern history, culture
As part of a multi-university project funded by the Library of Congress to identify, collect, and preserve digital materials within a nationwide digital preservation infrastructure, Virginia Tech will be involved in both identifying digital collections in need of preservation and developing the software to meet digital preservation needs.

Scientists begin validation study of test to detect recurrence of bladder cancer
A three-year study to validate a test to detect the recurrence of bladder cancer has been initiated by the National Cancer Institute (NCI), part of the National Institutes of Health (NIH), at 12 centers* across the United States and Canada.

Fixing anemia doesn't improve survival for head and neck cancer patients
Boosting the red blood cell count along with radiation therapy won't help patients with head and neck cancer fare any better than with radiation alone.

Fewer arrests, auto accidents and ER visits among young adults counseled for high-risk drinking
Physicians who briefly counseled young adults about reducing their alcohol intake successfully reduced high risk drinking among those patients, as well as drinking-related problems, including arrests for substance or liquor violations, motor vehicle crashes and emergency room visits.

World's largest medical eye meeting to be held in New Orleans
More than 25,000 people are expected to come together in New Orleans for the world's largest medical eye meeting, the Joint Meeting of the American Academy of Ophthalmology and the European Society of Ophthalmology, Oct.

Mayo Clinic finds effective remedy for blood pressure drop when standing up
Mayo Clinic neurologists have discovered a drug application smart enough to alleviate orthostatic hypotension -- problems with sinking blood pressure when standing up from a sitting position -- without the unwanted effect of also causing patients' blood pressure to soar when lying down.

Good news: As you age, leg blood vessels adapt so you can still exercise without fainting
During exercise blood vessels in our leg muscles must respond to both dilating and constricting substances to meet the competing demands of muscle oxygen delivery and maintenance of bodily blood pressure, so we don't faint.

Heart attack patients who receive blood transfusions have higher death rate
Receiving a blood transfusion is associated with a greater risk of death for patients with acute coronary syndromes, such as a myocardial infarction (heart attack), according to a study in the October 6 issue of JAMA.

Study recommends education level be added to CHD treatment guidelines
Finding that patients who have not finished high school have a 2.4 percent higher risk of dying of coronary heart disease, researchers suggest that low education level should be added to the current CHD treatment guidelines.

Young women with low CVD risk have lower death rate when aged
Young women at low risk for coronary heart disease and cardiovascular diseases have a lower long-term death rate from these diseases and all other causes compared with those with higher risk levels, according to an article in the Oct.

Other highlights in the October 6 JNCI
Other highlights in the October 6 JNCI include a study of breast density and the risk of a second breast cancer in women with DCIS, an evaluation of how new guidelines for colon cancer staging affect survival predictions, a description of a new method for characterizing dual-site tumors, and a study of a new noninvasive technique that may be able to predict neuroblastoma response to chemotherapy.

Book chronicles evolution and success of world renowned school development program
An education without a focus on test scores that promotes development of the whole child -- psychologically, socially and environmentally -- will prepare children for successful adult lives, James P.

Protein energy profiles offer clues about amyloids
Research appearing in this week's issue of the Journal of Molecular Biology, describes a new technique that combines theory and experiment to characterize the folding of a protein.

Technology at UH holds promise for multibillion dollar data storage industry
Storing the Library of Congress on a Palm Pilot or 1,000 movies on a two-inch disk sound like futuristic goals, but University of Houston engineers are working toward making them a reality.

Cancer Vaccines: A Report from the World - Day Three
This is a summary of selected presentations from final day of Cancer Vaccines 2004: A Report from the World symposium.

Low dose radiation evades cancer cells' protective 'radar'
A new study shows that lower doses of radiation elude a damage detection

Kavli Institute director David Gross awarded 2004 Nobel Prize in Physics
David J. Gross, director of the Kavli Institute for Theoretical Physics (KITP) and the first incumbent of the Frederick W.

UCI's Brain Imaging Center chosen to help advance nation's Roadmap for Medical Research
With two new grants totaling $2.7 million, the Brain Imaging Center at UC Irvine's College of Medicine will be working with the National Institutes of Health to help advance the federal agency's ambitious

Blood transfusions increase mortality of hospitalized heart patients
Heart patients are more than twice as likely to die during their first 30 days of hospitalization if they receive a blood transfusion to treat blood loss or anemia, according to a new analysis by cardiologists at the Duke Clinical Research Institute (DCRI).

Putting physiology into the Nobel Prize: 2004 marks 100th anniversary of Pavlov's award
Pavlov was cited for his work

U-M team treating mouth wounds by engineering tissue grafts
University of Michigan researchers are testing a new procedure in which they can take a tiny piece of a person's mouth lining, grow it into a dollar-bill sized piece of tissue and graft that expanded piece into the donor's mouth to heal a wound.

Postmenopausal women have lower grip strength than premenopausal women
Postmenopausal women are weaker, as measured by grip and pinch tests, than women who have not entered menopause, according to a study published in the American Journal of Epidemiology.

Most promising clinical uses for stem cells from fat agreed on by international society
While questions still remain about the nature and function of stem cells found in fat, a group of researchers and clinicians meeting at the Second Annual Meeting of the International Fat Applied Technology Society agree that research should move forward with the ultimate goal of performing human clinical trials to test the cells' therapeutic potential for specific indications.

Running not swimming or biking is best kind of loading exercise for childrens bone growth
Mechanical loading through exercise builds bone strength, especially during skeletal growth and development in childhood and adolescence.

Breast density, rapid tumor growth contribute to mammogram failure in women in their forties
Lower sensitivity of mammography in women aged 40 to 49 years compared with older women can be largely explained by greater breast density and rapid tumor growth in the younger women, according to a new study in the October 6 issue of the Journal of the National Cancer Institute.

Saliva samples offer potential alternative to blood testing
Spitting into a cup or licking a diagnostic test strip could someday be an attractive alternative to having your blood drawn at the doctor's office.

Research out this week helps us understand basics of how neurons communicate
Findings by a Saint Louis University researcher help us understand more about how neurons communicate. 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