Brightsurf Science News & Current Events

November 16, 2000
Common mode of action likely in gene-activation molecules linked to cancers
Scientists have identified the structure of an important gene-activation molecule linked to cancers.

On-line info leads to gene identification
The gene FGF23, responsible for a rare form of rickets, is among the first, if not the first, gene isolated using online resources from the Human Genome Project.

Holiday tip sheet from Cedars-Sinai Medical Center
The Holiday Tip Sheet for Cedars-Sinai Medical Center includes tips on: 1) Coping with diabetes during the holidays; 2) Coping with depression and dress during the holidays; 3) Successful weight management during the holidays; 4) Coping with loneliness and grief during the holidays; and 5) Coping with alcohol dependency during the holidays.

Social class difference exists in coronary heart disease
A study in this week's BMJ finds an unequivocal social class difference in coronary heart disease amongst men and women in their 30s.

Gel may cut doses for some medications
A material invented at Purdue University that swells dramatically in water is showing promise as a drug-delivery system that might replace some multiple-dose medications with a single daily formulation.

Majority of complications from angioplasty occur within 18 hours
Researchers at Penn State College of Medicine in collaboration with several other universities have found that more than 80 percent of complications from angioplasty procedures occur within 18 hours of treatment.

A&E departments could help resolve the national shortage of corneal donors
Patients pronounced dead in accident and emergency departments are potential donors of corneas (transparent tissue which protects the eyeball), but this resource is underused.

What's your PQ? Temple professor's book outlines ways to improve your 'People Smart' quotient
Our dependency on fast-food communication--e-mail, pagers, and other technologies--hinders our interpersonal intelligence.

Helping medical researchers classify genes
Medical researchers may soon be getting a helping hand when it comes to identifying genes that are linked to illnesses, thanks to a new micro-array software program developed by a University of Toronto scientist.

Different patients need different needle sizes
A standard size needle does not guarantee successful administration of vaccines in all people, especially for patients over a certain weight, according to an editorial in this week's BMJ.

Periodontists report dental implants are bringing smiles to patients' faces
Periodontists are placing more implants than they did five years ago, and the vast majority of their patients are very satisfied with the results, according to a recent online poll of periodontists conducted by the American Academy of Periodontology (AAP).

Story tips from the Department of Energy's Oak Ridge National Laboratory
Electronics - New transistor on the block. Environment - Manure: The other energy resource.

Protein stimulates key link between nerve cells, suggesting possible target for mental retardation and nerve regeneration therapies
Researchers have exposed a single molecule that can stimulate the maturation of the synapses through which nerve cells communicate a key signal to one another, revealing a mechanism critical for supporting learning and memory and a possible target for treating mental retardation stroke and nerve damage following spinal cord injury.

Taking the long view: examining factors which influence Northern Spotted Owls
When the Northern Spotted Owl was federally listed as a threatened species in 1990, environmental groups working in the Pacific Northwest quickly embraced the animal as a mascot for the natural areas of the region.

Mother nature cleans up human-made mess
A University of Toronto researcher has found a polar lake in the Arctic to have significantly recovered despite decades of sewage dumping, proving that if given a chance, nature can help people clean up their act.

Safeguard found for potential cancer therapy
Researchers who had been advancing a promising cancer treatment, called TRAIL, found a new obstacle looming when the journal Nature Medicine published a study last spring that identified a fatal flaw: The treatment destroys healthy human liver cells.

New research shows STI-HAART may 'teach' immune system to defeat HIV
Researchers from RIGHT report findings from pioneering HIV research in this week's issue of Science.

There are a few 'safe' days in menstrual cycle
Guidelines have assumed an average woman is fertile between days 10 and 17 of her menstrual cycle.

Yale physician conducts endoscopic surgery using high definition television
A Yale physician has conducted what is believed to be the first endoscopic surgical procedures using high definition television, which more than doubles the sharpness of the image when compared to current technology.

Imperial College wins Queen's Anniversary Prize
Imperial College of Science, Technology and Medicine, London, England, has won a Queen's Anniversary Prize for its outstanding contribution in the area of research and training in surgery.

Aggressive children bad, sad and rejected, shows research
Violent young children are really sad children, says University of Toronto criminologist Anthony Doob, so criminalizing their behaviour will not solve the problem.

UNC-CH study shows fewer dentists, more physicians per capita across state
The supply of dentists per 10,000 residents dropped in almost two-thirds of North Carolina counties over the past 20 years, according to a new University of North Carolina at Chapel Hill study.

Short and long gaps between pregnancies can harm women
Women with gaps between pregnancies of less than six months or longer than 59 months are at increased risk of complications during pregnancy, finds a study in this week's BMJ.

Microbial transport at Yellowstone: by land, sea or air?
Humans have a penchant for travel -- driving, sailing and flying over the planet in search of new places to live.

Tackling seasonal depression in Canada
Dusky mornings, bone-chilling days and long dark nights - Canadian winters can wear on even the most cheerful souls.

Heart attack help: Program helps boost use of key therapies in hospitals
Heart experts know a lot about what heart attack patients need.

Scientists launch the world's first marine life census
Blue whales may be the largest animals ever to have inhabited the Earth.

Colorado researchers develop intervention techniques for hearing-impaired infants from Spanish-speaking homes
University of Colorado at Boulder faculty have devised a new method to study how language develops in Spanish-speaking populations as part of a larger effort to identify and help deaf and hard-of-hearing U.S. infants using family intervention techniques. 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