Brightsurf Science News & Current Events

June 18, 1997
Estrogen Use May Reduce Risk Of Alzheimer's Disease
A study from Johns Hopkins and the National Institute on Aging (NIA) adds more eidence that women who use estrogen appear to have less risk of developing Alzheimer's disease (AD).

MACS And ACTG Studies Advance Understanding And Clinical Use Of HIV Prognostic Markers
In two of the most definate studies of prognostic markers for HIV disease published to date, investigators supported by the National Institute of Allergy and Infectious Diseases (NIAID) have found that combining HIV and RNA measurements with CD4+ T cell counts provides the most accurate prediction of disease progression in HIV-infected individuals.

Impacts Of Sweden's Nuclear Power Phaseout Addressed In New RFF Book
As the Swedish parliament moves closer to phasing out nuclear power, a new book published by Resources for the Future suggests that Sweden has much to lose--economically, environmentally, and in terms of health and safety--and little to gain from an early retirement of its nuclear power industry.

Carnegie Mellon's Nomad Robot Begins 125-Mile Trek In Chilean Desert
Carnegie Mellon's Nomad robot, funded by NASA begins its trek through Chile's Atacama Desert, testing its ability to navigate, explore and do remote science as if it were on another planet.

Diabetes: Cholera Toxin Lends A Hand
Charles Thivolet (INSERM Unit 499, Molecular Mechanisms of Diabetes, directed by Jean-Paul Riou in Lyon) is devloping a new way to prevent diabetes by protecting insulin-producing pacreatic cells through oral insulin administration.

16-Year Study Is Further Evidence That Estrogen Replacement May Be Protective Against Alzheimer's Disease
Scientists at the National Institutes on Aging and Johns Hopkins Bayview Medical Center have shown that a history of estrogen replacement therapy in women after menopause was associated with a reduction, by over 50 percent, in the risk of developing Alzheimer's disease.

New Material Shows Superior Lubricating Properties
A material discovered at the Weizmann Institute of Science has shown superior properties as a machine lubricant, as reported in the June 19 issue of Nature.

Researcher Closing In On Birth Control Pill For Men
It's often been said that love is blind. Now a scientist is hoping that he has found a way to apply that old saying to a new method of family planning.

Levodopa Therapy Of Parkinson's Disease: A Mechanism Potentially Explaining Major Side Effects
Long-term treatment of Parkinson's disease with levodopa is very often associated with highly troublesome side effects such as involuntary movements and psychological disorders.

Scientists Discover First Bacterial Enzyme That Activates Blood-Clotting -- Links Gum Health And Heart Disease In Humans
Scientists at the University of Georgia have discovered that an enzyme in a common bacterium is capable of activating blood-clotting in the human body.

Disruptions In Sleep Routines May Lead To Mania In People With Bipolar Disorder, Say Researchers At International Conference
Events that result in loss of sleep may spur manic behavior in people with bipolar disorder, according to results of studies to be presented at the Second International Conference on Bippolar Disorder in Pittsburgh.

First RNA Vaccine Approved For Testing By NIH, FDA
The recombinant DNA Advisory Committee of the National Institutes of Health has formally reviewed and voted to continue approval for the first RNA cancer vaccine clinical trial.

Marker On TPA Gene Confers 2-Fold Heart Attack Risk, Dutch Scientists Find
A new gene marker was found twice as often among heart attack patients than healthy people in a new study appearing in today's American Heart Association journal Circulation.

Antimicrobial "Bug Spray" Found In Human Lung Cells
Hopkins scientists studying lung damage from cystic fibosis (CF) have found a natural

Scientists Give Computers New Tools To Understand Speech
Researchers at Johns Hopkins are part of a nationwide effort to bridge the gap between today's computers and machines, like those on
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