Brightsurf Science News & Current Events

October 15, 2002
Correction for reporting delays and errors may lead to changes in recent cancer incidence data
Adjustment for reporting delays and errors in cancer data may result in changes in cancer incidence rates reported by the National Cancer Institute (NCI), according to a study in the October 16 issue of the Journal of the National Cancer Institute.

A little blue and purple helps body fend off deadly parasites
Chagas disease, a parasitic disease that is nearly epidemic from Mexico to Tierra del Fuego, may have met its match in a simple solution of dyes, a UC Irvine study has found.

Protein patterns in blood may predict prostate cancer diagnosis
Patterns of proteins found in patients' blood serum may help distinguish between prostate cancer and benign conditions, scientists from the National Cancer Institute (NCI) and the Food and Drug Administration (FDA) report today in the Journal of the National Cancer Institute.

Plutonium: Size does matter
Los Alamos National Laboratory researchers have found a better way to measure plutonium oxide particles in glove boxes where plutonium research is done.

Exposure to atomic bomb radiation associated with nervous system tumors
A study of the effects of radiation exposure among Japanese atomic bomb survivors has found that exposure to even moderate doses of radiation is associated with an increased incidence of nervous system tumors.

Protein patterns may aid prostate cancer detection
A test that detects a specific pattern of proteins in blood may distinguish benign prostate conditions from prostate cancer more effectively than the current biomarker for the disease: protein specific antigen, or PSA.

Latest child neurology practices and studies presented at daylong briefing
Seven leading U.S. child neurologists are gathering in San Francisco, Thurs., Oct.

The role of obesity and calories in cancer prevention
Obesity, increasing at an alarming rate in the United States and many other countries, is thought to result from lifestyle changes, including decreased physical activity and overconsumption of calories.

New studies advance scientific knowledge of drinking water disinfection byproducts
In its September/October issue, the International Journal of Toxicology is pleased to publish the last in a series of four studies examining possible reproductive and developmental health effects from two byproducts of drinking water chlorination.

20% of mammogram-detected cancers are in situ lesions of unknown aggressiveness
Of cancers detected by screening mammography, approximately 20 percent are ductal carcinoma in situ (DCIS), a non-invasive tumor contained within the walls of the breast duct, according to a multi-state study led by UCSF researchers.

Physics news update 609
Highlights of this Physics News Update include new holography technique that uses neutrons, experiments with

Linking alcohol drinking patterns to specific genes
Researchers continue to search for specific genes involved in alcoholism.

Mammography frequently detects noninvasive tumors
Approximately one in every 1,300 mammograms will result in a diagnosis of ductal carcinoma in situ (DCIS), and this type of noninvasive tumor makes up roughly 20% of breast cancers detected by screening mammography, according to a study in the October 16 issue of the Journal of the National Cancer Institute.

The eyes have it: Seeking expressions of the genetic risk for developing alcoholism
Prior research indicates that the brain's response to alcohol is related to a genetic risk for alcoholism.

Estrogen may protect against breast cancer
Short-term use of pregnancy-level estrogen, designed to mimic pregnancy, is highly effective in protecting women from breast cancer, according to a study presented at the American Association for Cancer Research's first annual Frontiers in Cancer Prevention Research meeting.

Emory researchers find more expensive heart treatment not so costly in long run
Emory University researchers found that the initial higher expense for an aggressive approach to heart disease treatment diminishes over six months as patients treated with the conservative approach incur more medical and other expenses.

Protein folding physics modeled at the atomic level
Researchers at Los Alamos National Laboratory and the University of California, San Diego, have created the first computer simulation of full-system protein folding thermodynamics at the atomic-level.

Cystic fibrosis gene mutations missing from some cases
A new study from Johns Hopkins finds that some patients diagnosed with cystic fibrosis (CF) lack any of the more than 1,000 reported disease-causing mutations in the only known CF gene.

Carcinogen in cigarettes causes mutation linked to lung cancer
NYU School of Medicine researchers report that a chemical in cigarette smoke causes mutations in a gene called RAS that are commonly associated with many human cancers, according to a new study.

Starzl Institute researchers to develop cell-based strategy for tranplant tolerance
Researchers from the University of Pittsburgh have been awarded $2.3 million from the National Institute of Allergy and Infectious Diseases to explore whether a special immune system cell can help induce immune tolerance in kidney transplantation.

Preventive sessions after divorce protect children into teens
Divorcing families who participated in a prevention program markedly reduced the likelihood of their children developing mental disorders as adolescents, say NIMH-funded scientists.

NYU division of nursing awarded $2-million NIH grant
The National Cancer Institute of the National Institutes of Health awarded a $2-million grant to a team of faculty members from New York University's Division of Nursing to conduct a clinical trial of education and counseling approaches for breast cancer patients and their partners.

Study: Genome-wide scanning unravels complex birth defect
Researchers from the McKusick-Nathans Institute for Genetic Medicine at Johns Hopkins have successfully used genome scanning technology to search through thousands of DNA bits, from every chromosome, to identify two genes that cause an inherited intestinal disorder by working together.

AGU 2002 Fall Meeting - media advisory 2
All 551 sessions and 8,240 abstracts for 2002 Fall Meeting have been posted on the AGU web site, where they may by searched by topic, scientist, institution, or location.

NSF awards $37.9 million in grants to study biocomplexity in the environment
To foster a better understanding of the interrelationships among living things at all levels--from molecular structures to genes to ecosystems--and how they interact with their environment, the National Science Foundation (NSF) has awarded $37.9 million in 47 research grants to scientists and engineers across the country.

Breast cancer risk overestimated by women, says University of Toronto study
Many women who undergo prophylactic mastectomy of both breasts have an exaggerated perception of their breast cancer risk before surgery, says a study by University of Toronto researchers.

Pennsylvania's West Nile Virus surveillance system gets an assist from NASA data
Recently, NASA has contributed weather and climate data to assist Pennsylvania state agencies in their response to the incidence of West Nile Virus throughout the Keystone state.

COX-2 inhibitors may delay onset of breast cancer
The use of a selective COX (cyclooxygenase)-2 inhibitor (celecoxib) significantly reduced the incidence of breast cancer in HER-2/neu overexpressing mice, according to a study presented today at the American Association for Cancer Research's (AACR) first annual Frontiers in Cancer Prevention Research meeting.

Study shows promising long-term results for children of divorce
ASU researchers find parenting does matter. Divorced parents who participated in short-term parenting classes increased the chances their children will avoid long-term substance abuse, teenage sexual activity and decreased occurences of mentalillness.

Task force issues caution on combined hormone therapy
The U.S. Preventive Services Task Force today recommended against the use of combined estrogen and progestin therapy for preventing cardiovascular disease and other chronic conditions in postmenopausal women.

Light to moderate drinking during pregnancy can affect adolescent growth
Children with Fetal Alcohol Syndrome (FAS) commonly have growth deficits.

Drinking during pregnancy: Information may not be enough
In most Western countries, the medical and official position on drinking during pregnancy has been to recommend abstention.

New recommendations to prevent high blood pressure issued
The National High Blood Pressure Education Program's new recommendations to prevent hypertension include adequate intake of potassium and an eating pattern rich in fruits, vegetables, and low-fat dairy products and reduced in saturated and total fat.

Chemical society convenes regional meeting in Albuquerque, October 12-15
Over 200 research findings are scheduled for presentation at the 17th biennial Rocky Mountain regional meeting of the American Chemical Society, the world's largest scientific society, in Albuquerque, N.

Physicist Fred Adams tackles the big questions in 'Origins of Existence'
University of Michigan astrophysicist Fred Adams is a world-renowned theorist on star and planet formation whose ideas have influenced a generation of thinkers.

New guide helps researchers mine genome data
To encourage greater scientific exploration of public databases containing the human genome sequence, the National Human Genome Research Institute has issued a new peer-reviewed, how-to-manual to help researchers take advantage of the wealth of genomic data freely available online.

UCLA neuroscientists discovery distinct molecular key to overcoming fear
In a discovery with implications for treatment of anxiety disorders, UCLA Neuropsychiatric Institute investigators have identified a distinct molecular process in the brain involved in overcoming fear.

New therapy for heart failure?
The National Institutes of Health awarded $450,000 to investigators at The Research Institute of University Hospitals of Cleveland and Case Western Reserve University to explore the use of umbilical cord stem cells to heal damaged heart muscles.

ASPB urges opposition to mandatory labeling of genetically modified foods in Oregon
The American Society of Plant Biologists (ASPB), a nonprofit society of nearly 6,000 scientists opposes Measure 27, which will be on the Oregon state ballot next month.

Maternal alcohol use during pregnancy may increase offspring's breast cancer risk
Women who drink moderate to high quantities of alcohol during pregnancy could be contributing to an increased risk of breast cancer among their daughters, according to a study presented today at the first annual Frontiers in Cancer Prevention Research meeting conducted by the American Association for Cancer Research (AACR).

Dr. Francis White, FUHS/CMS, receives MERIT Award
As Professor and Chair of the Department of Cellular and Molecular Pharmacology and the Director of the Neuropsychopharmacology Laboratory at Finch University of Health Sciences/The Chicago Medical School, Dr.

World-renowned atmospheric scientist named Fred Kavli Endowed Chair in Earth System Science
UC Irvine atmospheric scientist Michael Prather, one of the world's top experts in global climate change, has been named the Fred Kavli Endowed Chair in Earth System Science.

Other highlights in the October 16 issue of JNCI
Other highlights include a study of breast cancer risk perception among women who had prophylactic mastectomies, a study of the association between antiperspirant use and risk of breast cancer, a study of protein expression patterns that can distinguish between cancerous and benign prostate conditions, a study of DNA repair at mutational hotspots in ras genes, and a study of the prognostic value of mutations in the von Hippel-Lindau disease tumor suppressor gene.

Cooking oils boost low sulfur diesel fuel and engine lubricant performance
Penn State engineers have shown that adding specially treated cooking oils, such as soybean, canola or sunflower oil, to mandated low sulfur diesel fuels and engine lubricants reduces friction and wear.

Mothers who drink during pregnancy may increase children's cancer risk, study shows
Women who drink alcohol during pregnancy may put their daughters at a higher risk of breast cancer, according to researchers at Lombardi Cancer Center at Georgetown University Medical Center.
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