Brightsurf Science News & Current Events

December 05, 2000
Conference for physicians examines alternative medical therapies
The second annual conference on Alternative & Complementary Medical Therapies: What Works?

Tubal sterilization poses no greater risk of menstrual abnormalities, study finds
The largest, most comprehensive study of its kind to date has found that women who have undergone tubal sterilization are at no greater risk for menstrual abnormalities than are women who have not had the procedure, settling a debate within the medical community.

Simple rules predict the outcome of predator-prey struggles
The balance of predator and prey once seemed so complex that only a supercomputer could predict the outcome.

National Science Board to meet - 50th anniversary (December 14)
Journalists are invited to attend the next open session of the National Science Board (NSB) on Thursday, December 14, 2000 at the National Science Foundation, 4201 Wilson Blvd., Room 1235, Arlington, Va.

University of Texas Southwestern study confirms that substituting regular margarine for butter reduces cholesterol levels
Substituting margarine for butter reduces

Heating tumors to the boiling point
Phase II study of radiofrequency ablation at University Hospitals of Cleveland demonstrated the effectiveness of this nonsurgical radiologic intervention on kidney cancer.

DNA "Motors" are key to virus replication
One of nature's smallest motors helps viruses package their genetic material, according to research described in the December 7 issue of the scientific journal Nature.

Acid-rain component may be more potent pollutant than previously thought, UB chemists discover
University at Buffalo chemists have found that nitric oxide, a common air pollutant and one of the components of acid rain, is highly reactive with ethanol, potentially making the chemical an even more insidious pollutant than has been thought.

Human Genome project leaves much of human variation unsampled
The first draft of the Human Genome, due to be published next year, represents only a fraction of the world's human genetic diversity because the sample used for the project does not include adequate representation from sub-Saharan Africa.

New therapy helps stroke victims recover arm movements
Researchers at Washington University School of Medicine in St. Louis have found that a new technique called constraint- induced movement (CIM) therapy, or forced-use therapy, allows stroke patients to improve motor functions, even if therapy does not begin until 14 days after their stroke.

Studies reveal bacterial resistance to widely-prescribed antibiotics is increasing
Bacteria are growing increasingly resistant to the antibiotics widely prescribed to treat respiratory tract infections (RTIs)- with over 50 million deaths each year around the world.

Crystal structure of protein interaction could lead to new drugs against cancer
Scientists at the University of North Carolina at Chapel Hill for the first time have identified the three dimensional crystal structure of two cellular proteins that when bound together play a key role in triggering the spread of cancer cells.

Obesity impacts quality of life
Being overweight has broader repercussions than its oft- discussed association with diabetes, stroke, heart disease, cancer and arthritis.

Campaign to protect critically endangered beluga sturgeon and other threatened sturgeon species announced by leading environmental groups
In response to the triple threat to sturgeon posed by overfishing, habitat loss and pollution, three leading environmental groups today announced a campaign to protect and help restore the world's remaining sturgeon populations.

Wider use of beta-blockers after heart attacks could save thousands of lives at a reasonable cost, new study shows
Thousands of lives would be spared if physicians prescribed beta-blockers for more people who have had heart attacks, according to a new study led by researchers at the University of California San Francisco (UCSF).

Working together in "war rooms"
Teams of workers that labored together for several months in specially designed
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