Brightsurf Science News & Current Events

April 19, 2002
Clinical depression may have negative effect on periodontal treatment
Researchers found depressed patients have twice the odds of sub-optimal outcomes from periodontal treatment over one year compared to patients without depression, according to a recent study in the April Journal of Periodontology.

ICU safety expert to discuss medication errors at AACN Meeting
Critical care and patient safety expert Mary Michael Brown, a senior clinical consultant at Bridge Medical (the country's leading patient safety company) will discuss the ability of barcode patient safety technology to report, reduce and prevent medication errors at the 2002 AACN/NTI Conference May 8 in Atlanta.

UNC scientist finds chief AIDS cancer needs trauma and virus to get started
Kaposi's sarcoma, the most common cancer that develops as people with the HIV virus progress to full-blown AIDS, appears to require some kind of trauma such as a cut or comparable injury to get started, a University of North Carolina at Chapel Hill scientist has discovered.

Adult sleepwalking may be genetic disorder
Adult sleepwalking differs from childhood sleepwalking, and it may have a genetic component, according to research presented during the American Academy of Neurology's 54th Annual Meeting in Denver, Colo., April 13-20, 2002.

Cooking tomatoes boosts disease-fighting power
Cooking tomatoes makes them heart-healthier and boosts their cancer-fighting ability, says Rui Hai Liu, M.D., Cornell assistant professor of food science (Journal of Agriculture and Food Chemistry, April 17, 2002).

ORNL technology gets nod from EPA
Prospects for cleaning up contaminated sites around the country are better because of a technology and procedure developed at the Department of Energy's Oak Ridge National Laboratory and recently accepted by the Environmental Protection Agency.

Ultrapermeable, reverse-selective membranes developed
Polymer membranes that

Multi-functional battery monitor offers working time estimates
A prompt on your laptop that tells how many minutes you have before the battery runs down, how many times the battery can be recharged before it needs replacement and why your last battery died after only a few recharges, is only one possible application of a new multi-functional battery monitor developed by Penn State Applied Research Laboratory (ARL) engineers.

Intel's Gordon Moore and CI's Claude Gascon to receive major award
Intel Corporation co-founder Gordon Moore and Conservation International Senior Vice President Claude Gascon will be awarded the prestigious Order of the Golden Ark by His Royal Highness Prince Bernhard of The Netherlands for their outstanding contributions to nature conservation.

USC researchers find ozone lowers sperm counts
Ozone, that trio of oxygen molecules that forms a UV-protecting blanket high in the stratosphere, seems to be less than protective of male fertility when it wanders down into the lower levels of the atmosphere.

Terminator tussle: Controversial technology needed, experts say
A genetic plant sterilization technology -- known as the Terminator gene -- that is heralded by scientists as a possible solution to the ecological problem of gene drift is being scorned by many environmentalists.

Online media registration for CLEO/QELS 2002 now available
The Conference on Lasers and Electro-Optics (CLEO)is the most important topical meeting taking place today.

Widespread amphibian deformities caused by parasite
The alarming increase of physical deformities such as extra legs in frogs, toads and other amphibians in the western United States is most likely caused by infection with a certain type of parasite, researchers said in a major study released this week.

American Thoracic Society Journal news tips for April (second issue)
Studies showed that: stress during final exam week in 20 college students with mild allergic asthma demonstrated that their stress and depression scores were signficantly higher and that their stress levels acted as a cofactor to increase airway inflammation; and, in an animal model of neonatal pulmonary hypertension, a serious killer of newborns, the vasodilator sildenfil completely reversed vascular resistance in affected piglets within one hour.

Findings give insight into how colon cells transform into precancerous polyps
A key signaling pathway appears to be critical to the earliest transformation of normal colon cells into growths called polyps that may advance to colon tumors, Vanderbilt-Ingram Cancer Center scientists have reported.

National consortium proposes 20-mile-long collider
Cornell University consortium will draft research and development plans for the next large linear accelerator. 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