Brightsurf Science News & Current Events

October 24, 2001
Scientists uncover the exact mode of action of five antibiotic drugs
Researchers from the Weizmann Institute of Science and Germany's Max-Planck Society have discovered how five antibiotic drugs function by binding to the bacterial ribosome - the cell's

Mars Odyssey satellite provides link for Rover in 2003
Late Tuesday night the Mars Odyssey spacecraft went into orbit around Mars.

UC Berkeley expert on insect flight receives prestigious MacArthur 'genius' award
A UC Berkeley professor's fruitfly-watching trip to Kauai was interrupted this week when the MarArthur Foundation called to inform him he'd been elevated to the ranks of genius.

Skilled labour in cities help companies stay competitive
Access to employees in highly specialized fields is the most important benefit for companies located in North American cities, says a University of Toronto business economist.

Autumn foliage may affect air quality, climate
Autumn leaves that light up hillsides in bold strokes of gold and other colors also appear to play a role in regional air quality and climate.

Simple blood test highlights complex problems in stomach cancer research
A blood test for the presence of Helicobacter pylori, a common bacterium which lives in the lining of the stomach, could help identify people at future risk from stomach cancer.

Public bounces back after Sept. 11 attacks, national study shows
Americans responded with resilience to the events of Sept. 11, registering large increases in their feelings of national pride, confidence in many institutions, and faith in people, according to the National Tragedy Study by the National Opinion Research Center at the University of Chicago.

Astrobiologist and national security expert Christopher Chyba named 2001 MacArthur
Christopher Chyba, a prominent astrobiologist, former White House security adviser and co-director of the Stanford Center for International Security and Cooperation (CISAC), has been named one of this year's MacArthur Fellows.

UT Southwestern receives $1.7 million grant to study effects of long-term space travel on the heart
Space researchers at UT Southwestern have received a $1.7 million grant from the National Aeronautics and Space Administration to study why the heart decreases in size during long-term space travel.

Genetic profiling may play a greater role in identifying women at risk from breast cancer
'Genotype profiling' could help identity women at risk from breast cancer, say scientists from Cambridge, UK.

North Hollywood chemistry teacher wins regional award
Chemistry teacher M. Patricia Noel is being honored with the Regional Award in High School Chemistry Teaching from the American Chemical Society, the world's largest scientific society.

Estrogen doesn't prevent second strokes: protective effects of hormone replacement therapy challenged
Estrogen hormone replacement therapy does not reduce the risk of stroke or death in postmenopausal women who have already had a stroke or a transient ischemic attack (TIA), according to a report from the first randomized, controlled clinical trial of estrogen therapy for secondary prevention of cerebrovascular disease.

Apply now for journalism fellowship
The American Academy of Neurology (AAN), a nonprofit organization dedicated to improving care for patients with neurological disorders through education and research, is offering up to three journalism fellowships.

Blame North America megafauna extinction on climate change, not human ancestors
Climate change, not early humans, are the likely culprits in the extinction of such early North American mammals as mammoths, mastadons and saber-tooth cats, says a University of Washington archaeologist.

Study shows Actonel® reduces vertebral fracture risk 70 percent in patients on chronic steroid therapy
Bisphosphonates Recommended by American College of Rheumatology (ACR) for Glucocorticoid-Induced Osteoporosis (GIO).

Cancer patients need regular advice about what to eat
Cancer patients are often confused about what they should eat.

U. of Colorado biology professor wins 2001 MacArthur Fellowship
University of Colorado at Boulder Professor Norman Pace has been named a 2001 winner of a $500,000 MacArthur Fellowship, often called a

NYU Medical Center's Department of Pediatric cardiology reports use of alternative therapies in children poses cardiovascular risks
On Tuesday, October 23, 2001 Michael Artman, MD, FAAP, Director of Pediatric Cardiology at NYU Medical Center presented information at the National Conference of the American Academy of Pediatrics (AAP) in San Francisco regarding the potential risk of using complementary and alternative medical therapies, particularly the use of common herbs and nutritional supplements, and their adverse implications on the cardiovascular systems of children.

Research reveals genetic makeup of salmonella responsible for food poisoning
Scientists at Washington University School of Medicine in St. Louis have mapped and sequenced the genome for a bacterium that is a leading cause of food poisoning worldwide: Salmonella typhimurium.

American Thoracic Society Journal News Tips for October (First Issue)
Newsworthy studies show that respiratory flutter syndrome in the first month of life could be a more frequent cause of respiratory failure for newborns than previously recognized; that a virulent Beiing tuberculosis (TB) bacterial strain caused a microepidemic on Spain's Gran Canaria Island over 4 years, resulting in 75 new cases of TB; and that endurance training could lead to exercise-induced oxidative stress for chronic obstructive pulmonary disease patients.

HERA (HERceptin Adjuvant) trial recruitment begins
The HERA (HERceptin Adjuvant) trial recruitment begins - one of the largest ever breast cancer studies to look at the benefits of Herceptin (trastuzumab) in Adjuvant Breast Cancer.

USF creates national patient safety center to study fall-related injuries, medication errors
A national center to study patient safety -- with a focus on preventing falls and medication errors -- has been created at the University of South Florida.

Family relationships key to children's mental health, say University of Toronto researchers
Children with anxiety disorders who come from dysfunctional families have less successful outcomes in psychiatric treatment programs than children from healthy families, according to a study published in the October issue of the Journal of the American Academy of Child and Adolescent Psychiatry.

Lack of trained staff and technical support exposes patients to increased risk of cancer progression
Lack of staff trained to use new technology in cancer clinics could prolong waiting time for radiation treatment and exacerbate the disease of patients urgently needing treatment.

Plants, insects play cat and mouse game
Plants and insects play a far more intricate game than we suspect, says a University of Toronto researcher in the journal Science this month.

Researchers find that sustained-release fluoride significantly reduces risk for vertebral fractures
Researchers at UT Southwestern Medical Center at Dallas have found that using sustained-release sodium fluoride with calcium citrate and vitamin D safely reduces the risk for vertebral fractures while increasing spinal bone mass in older women with osteoporosis.

In a show of entropy's benefits, scientists find 'fuzzy' molecules can assemble precisely into distinct lattices
Physicists at the University of Pennsylvania have determined that adding a

Univ. of Fla. professor: Air cleaning system destroys Anthrax, other pathogens
An indoor air cleaning system originally developed to zap dust mites and mold spores also destroys airborne anthrax and other pathogenic microbes, says the University of Florida engineering professor who pioneered the technology.

First-ever autism research conference to explore new frontiers
The International Meeting for Autism Research (IMFAR) will promote communication and facilitate interdisciplinary collaboration among scientists researching the disorder.

Tarceva in international lung and breast cancer trials
Tarceva in International Lung and Breast Cancer trial - studies testing the potential of leading drug candidate TarcevaTM (erlotinib) in treating two of the most common cancers, lung and breast, opened in October at a number of centres around the world.

Ultrafast X-ray pulses could reveal atoms in motion
If you grew up in the 1950s you probably remember the fascination of seeing your own toes through the X-ray machines that could be found in many shoe stores.

UI researchers and colleagues identify genetic changes in bacterial biofilms
Using DNA microarray analysis, University of Iowa researchers and collaborators have identified a subset of genes in a bacterium that behave differently when the organism exists as a biofilm.

European survey exposes poor patient awareness of new breast cancer treatments
European survey (Breast Cancer Awareness and Communication Survey) involving 500 women throughout Europe exposes poor patient awareness of new breast cancer treatments - shocking knowledge gap revealed across Europe. 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