Brightsurf Science News & Current Events

February 19, 2001
What is the right age to start mammogram screening?
Screening mammography has been shown to reduce breast cancer mortality among women aged 50-69 years.

Scientist uses artificial language to study language learning
New evidence shows that babies learning to understand language rely more heavily than previously thought on patterns in the language they hear around them.

A heated argument about asbestos
In this issue of the Canadian Medical Association Journal, Dr.

Scientists go online to discuss threat posed by exotic forest pests
This April, scientists, along with business, government and other interested individuals from around the world will gather at their keyboards for

Two heads are not always better than one
Learning to solve a problem as part of a twosome and learning on your own produce different benefits, a Penn State researcher has found and he says these differences can be exploited to enhance cooperative learning strategies, decision support systems for corporate managers or on line courses.

Scientists detail parts of biological 'motor' key to cell life
Scientists studying cellular division have longed for clues to how cancer cells are able to divide so rapidly.

Annals of Internal Medicine, tip sheet, February 20, 2001
1). What Happened After Patients Stopped Taking Fen-Phen? 2). Use of Prescription Diet Drugs Widespread and Often Inappropriate

The mathematics of cancer treatment: Advanced programming techniques offer new weapon against prostate cancer
A merger of advanced mathematical techniques with cutting- edge computer technology may give doctors a powerful new weapon in the battle against prostate cancer.

Invasive cordgrass in San Francisco Bay
Hybrid offspring of Spartina alterniflora and a related native cordgrass, S. foliosa, are rapidly eliminating the native species in large sections of San Francisco bay.

Cutting inpatient psychiatric care does not reduce overall success rate for posttraumatic stress disorder patients, Yale researcher shows
When VA hospitals cut inpatient psychiatric care, there is no overall reduction in effective care and clinical outcomes for posttraumatic stress disorder (PTSD) patients, Yale researchers report in the February issue of 15 Medical Care.

Chandra finds most distant X-ray cluster
The most distant X-ray cluster of galaxies yet has been found by astronomers using NASA's Chandra X-ray Observatory.

UC Davis study finds heart benefits from apples & juice
In a first-ever clinical study of apple health benefits, researchers at the University of California at Davis discovered that drinking 1-1/2 cups of 100 percent apple juice (the size of a regular canned soda) or eating two fresh apples each day, can help slow one process that leads to heart disease, similar to the benefits seen with tea or red wine.

City council grant promotes geriatric training to health care professionals in all five boroughs
The Hartford Institute invited staff developers from hospitals, nursing homes and home care agencies in all five boroughs to learn about useful training resources to improve their nurses' competency in the care of older adults.

Race has no effect on quality of services or clinical outcomes for mentally ill homeless patients, Yale researcher reports
A homeless psychiatric patient's race and the race of his or her case managers has no effect on the quality of mental health services the patients receive, or on their clinical outcomes, Yale researcher Robert Rosenheck, M.D. reports in a recent study published in Psychiatric Services.

The role of science in restoring California's water resources
Few issues in California are as contentious as water. That`s particularly true in Northern California, where snowmelt from the Sierra Nevadas is siphoned off to meet the state's drinking and irrigation needs.

UW study indicates possible drug-gene interaction associated with heart attacks in hypertensive women who use hormone replacement
A study of the prothrombin gene's expression in hypertensive women receiving hormone replacement therapy shows a possible link between the presence of a genetic variant associated with blood clotting and the risk of non-fatal myocardial infarction.

Researchers to develop brain monitoring system for Mars exploration
Brown researchers received a three-year, $638,000 grant from the National Space Biomedical Research Institute to develop a system to monitor astronauts' cognitive abilities, decision- making and language comprehension during prolonged space missions.
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