Brightsurf Science News & Current Events

October 26, 2000
Book helps parents over hurdle of having 'the talk' with their children
Most parents and children dread the time when they sit down and have

Cycle helmets do protect against head inquires
The number of serious head injuries among cyclists of all ages has fallen as a result of increasing helmet use, despite doubts about the effectiveness of helmets, particularly for adults, finds a study in this week's BMJ.

Rape: international action is not enough
At least one in every five women experiences rape or attempted rape during her lifetime, yet international efforts to prevent sexual violence are failing because the judicial system is so often stacked against women, according to an editorial in this week's BMJ.

Breaking Medical News
AASLD encourages the media to attend the more than 1,200 presentations covering liver-related diseases featuring previously-unpublished findings on such diverse topics as:

· Genetically-determined alcoholic liver disease
· Therapeutic liver regeneration with pancreatic cells and bone
marrow stem cells
· The role of viral infection in the development of primary biliary cirrhosis
· Liver cancer emerging as a frequent consequence of chronic viral hepatitis

Cycle helmets do protect against head injuries
The number of serious head injuries among cyclists of all ages has fallen as a result of increasing helmet use, despite doubts about the effectiveness of helmets, particularly for adults, finds a study in this week's BMJ.

Wild salmon vulnerable to climate change, Science study reports
As if overfishing and habitat loss weren't threats enough for wild salmon, the imperiled fish are also vulnerable to climate change, a new study suggests.

Prepare now for next El Nino, says UN/NCAR study
Now is the time for vulnerable countries around the globe to begin preparing for the next El Nino, according to a new United Nations preliminary report.

University of Pittsburgh doctors among nation's first to test electronic device to ease depression
Researchers at the University of Pittsburgh Medical Center's Western Psychiatric Institute and Clinic are among the first in the nation to study whether a small implanted electronic device is a safe and effective treatment for patients with treatment-resistant depression.

High dose radiation improves treatment outcome in prostate cancer patients
Patients with clinically localized prostate cancer have a better chance of beating the disease with higher doses of radiation, which can be safely and precisely delivered to the tumor with few side effects using three-dimensional conformal radiation therapy.

NASA Marshall Center seeks 2nd generation RLV risk reduction proposals from industry
To help make space travel dramatically cheaper and safer than it is today, NASA is asking industry, academia and others to propose technologies, experiments and other risk reduction activities to be conducted over the next five years for the 2nd Generation Reusable Launch Vehicle Program.

Receptor detects salt balance in vertebrates
HHMI researchers have identified a protein in vertebrates that detects a cell's total salt concentration and appears to play a role in regulating the balance of salt and water.

UCSF researchers call for shift in HIV prevention priorities
HIV prevention resources are not allocated in the most cost- effective fashion say UCSF researchers.

ORNL instrument could spell doom for Asian beetles
OAK RIDGE, Tenn., Oct. 27, 2000 - An invasion of tree- destroying Asian Longhorned Beetles could be slowed or perhaps stopped with a larvae detection system being developed by researchers at the Department of Energy's Oak Ridge National Laboratory (ORNL).

Sandia hoppers leapfrog conventional wisdom about robot mobility
A hopping machine inspired by the clumsy jumping of grasshoppers may soon give robots unprecedented mobility for exploring other planets, gathering war-fighting intelligence, and assisting police during standoffs or surveillance operations.

CWRU engineers to study mechanisms of deep brain stimulation
A $1.6 million grant to Case Western Reserve University's Department of Biomedical Engineering will support research to develop a new technique to selectively stimulate thalamic neurons in the brain -- work that could lead to new implant technology for treating nervous system disorders.

New evidence suggests Mars has been cold and dry: "red planet" abundant with green minerals
U.S. Geological Survey (USGS) scientists studying Mars have discovered minerals with profound implications for the past history of the planet.

High fat diet not associated with increased estrogen in postmenopausal women
Reversing a long held theory, a new, large Harvard Medical School study reports that a high fat diet does not predispose older women to breast cancer.

Analysis of Martian meteorite using unique magnetic microscope
Unique Vanderbilt magnetic microscope was used to determine that the interior of the famous Martian meteorite (ALH84001) remained at temperatures below 104 degrees F during its trip from Mars to Earth, cool enough so that spores and microorganisms could have the trip.

Advice on driving after groin hernia surgery is inconsistent
Advice given to patients on when to drive after groin hernia surgery is inconsistent, varying from the day of surgery to two months after surgery, according to a study in this week's BMJ, highlighting the need for national guidelines to be developed.

Cedars-Sinai Medical Tip Sheet for October 2000
Tip Sheet Topics: 1) Fully Endoscopic Procedure to Remove Skull Base Tumors; 2)Lung Volume Reduction; 3)Voting from Your Hospital Bed; 4)Holistic Treatment Options for Treating America's

Singing silently during sleep helps birds learn songs
A University of Chicago study suggests that sleep plays a central role in the learning process.

Gene therapy shown to protect and reverse the debilitating effects of Parkinson's disease in pre-clinical studies
Researchers at Rush-Presbyterian-St. Luke's Medical Center, Chicago, and Lausanne, Switzerland, have successfully used gene therapy to reverse the anatomical, cellular changes that occur in the brains of primates with Parkinson's disease.

Punch of world's most powerful laser rachets up a notch
The first full-scale test of a technique to improve laser- driven fusion has been successfully completed by researchers at the University of Rochester's Laboratory for Laser Energetics (LLE).

Veterinary College Molecular Diagnostic Lab's focus has implications for human health, goal of private development
A Molecular Diagnostics Laborator,y newly established in the Virginia-Maryland Regional College of Veterinary Medicine, will enable clinicians and scientists to focus on environmental toxins' impact in birth disorders, pulmonary disease and osteoarthritis in horses, and diabetes role in pregnancy complications.

UCSF researchers reveal a fundamental decision-making unit of cells
University of California, San Francisco scientists have stripped the fundamental decision-making apparatus of a cell down to its bare essentials, revealing the inner workings of one of life's smallest

Scientists discover volcanic activity in the Galápagos with the aid of satellite radar
Volcanology is a dangerous profession. But rather than risk their lives on the ground, a growing number of geophysicists are using satellite images from outer space to detect volcanic activity on Earth.

Spain's top science award to UMBI's Gallo, Montagnier
AIDS researchers Robert C. Gallo and Luc Montagnier received Spain's top science award for their lifetime contributions to understanding and controlling HIV/AIDS. 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