Brightsurf Science News & Current Events

May 08, 2000
Key DNA enzyme can tolerate more mutations than expected
DNA replication is far more chaotic than previously thought. A paper from University of Washington researchers says that a DNA polymerase, Taq, commonly used for scientific study, can tolerate many different mutations and remain functional.

Slower rate of rewarming reduces cognitive declines after major heart surgery
For years, surgeons have been performing successful open heart surgeries on their patients only to find that many of them suffer cognitive deficits afterwards in such areas as memory, concentration and attention, some for as long as five years after surgery.

Women who have Caesarean or assisted vaginal delivery are more likely to be rehospitalized, UW study says
Women who have Caesarean or assisted vaginal delivery are at a higher risk of rehospitalization than women who have unassisted delivery.

Aqua lung: Indoor hot tubs found to be source of lung disease
Microscopic organisms contained in aerosols generated by indoor hot tubs can cause lung disease in the people who regularly use them, a National Jewish physician reports today at the American Thoracic Society International Conference.

Zolmitriptan proven effective in combating episodic cluster headaches
Many patients who suffer from episodic cluster headaches, which are even more painful than migraines, may find rapid relief from the drug zolmitriptan, according to the results of a multinational study reported in the May 9 issue of Neurology, the scientific journal of the American Academy of Neurology.

MAXIMA, a balloon-borne experiment directed by UC Berkeley, finds evidence for a flat universe, inflation and a cosmological constant
MAXIMA, a balloon-borne experiment directed by UC Berkeley, has produced the best resolution map yet of thermal fluctuations in the cosmic microwave background, confirming results of BOOMERANG: we live in a flat universe made up mostly of dark matter and dark energy.

Mouthwash as smoking deterrent? UB dental researchers to test new product for safety, efficacy
Smokers who want to quit but really enjoy the taste of a cigarette may soon have a new weapon at their disposal.

New research shows important differences in the response to antihypertensive treatment depending on age and sex
HOT Study shows reduced risk of heart attacks in women, and good blood pressure control in older patients, on felodipine ER (PlendilĀ®) - based therapy.

White House names K-12 science and mathematics teaching award winners
President Clinton today named 200 teachers to receive the 1999 Presidential Award for Excellence in Mathematics and Science Teaching (PAEMST), the nation's highest honor for mathematics and science teachers in grades K through 12.

USGS scientists develop "Robowell" to monitor ground water
USGS scientists in Massachusetts have patented a robotic ground water monitoring technology, nicknamed

Experience thrill of space exploration for free at NASA Marshall Open House Saturday, May 20
On Saturday, May 20, you can experience some of the thrill of space exploration without leaving Earth - or opening your wallet.

Exposure to tobacco in the womb may lead to early tobacco experimentation
The children of women who smoke during pregnancy may be predisposed to experiment with tobacco at a young age, suggest preliminary study findings.

First national survey shows Americans' bedding can make them sick; Allergens the culprit
Note: The embargo date for this release has been moved to 5/9/00 at 8 am EST from 5/10/00 at 8 am EST.

Asthma care falls short of national standards
Asthma care in Canada is not meeting national standards, according to a landmark national survey being presented at the American Thoracic Society's international conference in Toronto.

Ultrasensitive method for the diagnosis of prion diseases (Creutzfeldt-Jakob disease and BSE)
German scientists have developed a novel, highly sensitive technique for the detection of prions, the infectious agents of Creutzfeldt-Jakob disease (CJD) and BSE.

Accountability makes for better decisions
A study at Cornell's Johnson Graduate School of Management shows that auditors are much less likely to distort new information when they make decisions than salespeople.

Quicker asthma diagnoses may lower hospital admission rates for elderly
Doctors can lower hospital admission rates of older asthma patients if they diagnose asthma problems earlier and control other illnesses, according to a new study by Johns Hopkins researchers.

Editor of major medical journal announces retirement plans
Annals of Internal Medicine Editor Frank Davidoff, MD, FACP, today announced plans to retire from the editorship effective July 1, 2001.

Cowbirds' winning songs reflect brainpower
Cornell scientists have found that both songs and mating rituals of cowbirds correlate with brain size, the first time this information has been correlated in a parasitic bird species.
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