Brightsurf Science News & Current Events

September 20, 2001
New combination drug treatment for hepatitis C
Results of a randomised trial in this week's issue of THE LANCET suggest that the drug combination peginterferon alfa-2b and ribavirin offers the best therapeutic treatment for patients with chronic hepatitis C.

Prescribed burning may threaten ground nesting birds
Prescribed burning could be a good way to restore oak forests in the eastern U.S.

Scientists: future Atlantic hurricane picture is highly complex
This summer, a team of meteorologists predicted that the current resurgence in North Atlantic hurricane activity will continue for at least the next 10 to 40 years.

'Quantum dots' could form basis of new computers
Scientists at Purdue University have linked two tiny structures -- quantum dots -- in such a way that is essential for the creation of quantum computers, which could be faster and provide more memory than conventional technology.

Hopkins scientist evaluates latest findings on the ancestry of whales
From Moby Dick to Shamu, whales have long fascinated humans.

Widespread body pain seems to double risk of death from cancer
Widespread body pain seems to double the risk of dying from cancer, reports a study in this week's BMJ.

California gnatcatcher: Umbrella species failure?

A new model of cerebral cortex development
A new technique allows University of Chicago researchers to connect the mechanism involved in formation of limbs to the organization of higher brain functions, such as vision, touch and memory, and offers a simple possible mechanism for the evolution of complexity in mammalian brains.

Researchers find enzyme crucial to preservation of memories
Using a technique to eliminate the function of one enzyme in a restricted memory-related region in the brains of mice, HHMI researchers have shown that the enzyme is important in consolidating long-term memories.

New pathway to understanding circadian rhythms
HHMI researchers have found that a gene implicated in the human nerve disorder neurofibromatosis type 1 plays an important role in a biochemical pathway that communicates crucial information about the circadian clock to various parts of the body.

Agricultural pests may threaten prairies
Tallgrass prairie is among the most threatened ecosystems in North America and many remnants are surrounded by corn fields.

Surprising link between body size and extinction risk
Most of the Australian mammals that have gone extinct in the last 200 years were medium sized, and many biologists believe that this somehow predisposed them to extinction.

Society for Vertebrate Paleontology to hold annual meeting in Montana in October
The world's largest group of scientists that studies dinosaurs and other prehistoric creatures will meet in Bozeman, Mont., Oct.

Health in a 24-hour society
The increasing demand of many societies for people to work outside office hours could have negative influences on health, legal, and economic outcomes, suggest authors of a review article in this week's issue of THE LANCET.

Cedars-Sinai Sept. Tip Sheet focuses on coping with anxiety (kids, teens, adults)
In the aftermath of Sept. 11 events, this month's Tip Sheet from Cedars-Sinai Medical Center focuses on coping with anxiety and includes experts and information for kids, teens and adults.

Invasive management could offer better outcome for elderly people with coronary artery disease
Elderly people with coronary artery disease could have a better prognosis and quality of life if they are given invasive rather than medical treatment, conclude authors of a fast-track study in this week's issue of THE LANCET.

New study shows that salmon 'feed' the very forests that nurture them
New research published in the journal

Provincial spending on drugs increases, says University of Toronto study
Spending on psychiatric drugs in Ontario has risen dramatically in recent years due to increased use of newer, more expensive medications, says a study published in the September issue of Psychiatric Services.

Alzheimer's disease clinical trials expanded, expedited
As part of intensifying efforts to expand and expedite the search for Alzheimer's disease (AD) treatments, the National Institute on Aging (NIA) has awarded $54 million to support the Alzheimer's Disease Cooperative Study (ADCS), a national consortium of medical research centers and clinics.

Personal labels can be self-fulfilling, says professor
By labelling a person, we can end up creating a person who fits that label, says a University of Toronto philosophy professor.

New approach to management of ulcerative colitis
Self-management of patients with ulcerative colitis could reduce health-care costs without compromising disease treatment, conclude authors of a study in this week's issue of THE LANCET.

Inhaled antibiotic for treatment of early lung infection in patients with cystic fibrosis
Inhalation of the antibiotic tobramycin could have an important future role in reducing lung infection of patients with cystic fibrosis, suggest authors of a research letter in this week's issue of THE LANCET.

Gene that prevents tumor growth also carries messages from circadian clock
The Nf1 gene is so important to development that when it is missing, the condition neurofibromatosis results...Now Penn researchers have found that it is also necessary for the body's rest-activity cycle.

Most eastern North American reserves too small
As reserves become isolated by development, animals can die out in part because they can no longer move between populations.

MESSA offers customized service to members, families
The Michigan Education Special Services Association (MESSA) this month is launching a customized Web site to help empower its 259,000 members to make better health decisions.

Alzheimer's research consortium receives $54 million
In a dramatic show of support for research to help patients with Alzheimer's disease, the NIA has awarded $54 million to a national consortium of centers working together on research to improve treatments and assessment tools for the memory-robbing affliction that affects as many as four million Americans.

C-reactive protein - a predictor of heart disease - is elevated in patients with periodontal disease
Elevated levels of C-reactive protein (CRP) explain one reason why periodontal disease could be a risk factor for cardiovascular disease, according to a new study in the Journal of Periodontology.

New generation antidepressants increase risk of gastrointestinal bleeds
New generation antidepressant drugs, known as SSRIs, increase the risk of gastrointestinal bleeding, shows research in this week's BMJ.

Learning lessons from Chernobyl
Our response to international disasters needs to be better coordinated, if we are to maximise the benefit to the country affected and the world as a whole, says an editorial in this week's BMJ.

Preventing rapid extinction of bighorn sheep
Why do some bighorn sheep populations die out so fast? 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