Brightsurf Science News & Current Events

May 09, 2006
Collaborative care decreases some symptoms of dementia for patients with Alzheimer disease
Compared with usual care, patients with Alzheimer disease who were treated with collaborative care had fewer behavioral and psychological symptoms of dementia after one year, and caregivers had lower levels of stress and depression, according to a study in the May 10 issue of JAMA.

Study finds most Americans have good vision, but 14 million are visually impaired
A National Institutes of Health (NIH) study has found that although 94 percent of Americans aged 12 and older have good vision, the remaining six percent, or 14 million, are visually impaired.

Venus Express has reached final orbit
Less than one month after insertion into orbit, and after sixteen loops around the planet Venus, ESA's Venus Express spacecraft has reached its final operational orbit on 7 May 2006.

Nature vs Nintendo: Video games or national parks
Are future national park trips for America's youth likely to be on-line virtual experiences rather than the real thing?

Less agitation in AD patients, less stress and depression in caregivers with collaborative care
JAMA study reports less agitation in patients, less stress and depression in caregivers when Alzheimer Disease approached with collaborative care model.

Human Factors research highlights ways to improve patient safety
The latest issue of Human Factors contains a special section describing ways in which human factors/ergonomics professionals are improving health care.

2006 Joint Assembly: Press conferences planned
Press conferences on a variety of Earth and space science topics are planned for 2006 Joint Assembly in Baltimore Maryland.

Researchers share insights on ubiquitous computing and the classroom
Palm pilots, PCs, cellular phones -- technology permeates all aspects of our lives, including the American classroom.

Study identifies substances in grapefruit juice that interact dangerously with some drugs
New research from the University of North Carolina at Chapel Hill has identified and established the substance in grapefruit juice that causes potentially dangerous interactions with certain medications.

Rutgers College of Nursing hosts International Nursing Computer Conference
The 24th Annual International Nursing Computer and Technology Conference, hosted by the College of Nursing Center for Professional Development at Rutgers, The State University of New Jersey, will focus on how to integrate state-of-the-art technology into nursing education, administration, and practice.

Impaired vision common in US
A new report estimates that approximately 14 million people aged 12 years and older in the US have vision impairment, of which more than 80 percent could be improved with the use of corrective lenses, according to a study in the May 10 issue of JAMA.

In undersea habitat, aquanauts learn about teamwork and task performance for the moon and Mars
In isolated environments, astronauts, flight crews, offshore workers and military forces must maintain vigilance and work together to ensure a safe and successful mission.

Tropical depression: Hurricane linked to long-term mental distress
Florida State University sociologists in Tallahassee, Fla. have found that some South Floridians who survived 1992's Hurricane Andrew suffered mental health problems many years later, a finding that has led the researchers to predict even more dire consequences for those who lived through last year's devastating Hurricane Katrina.

Women attracted to men when they see interest in children refected in their faces
Women are able to subconsciously pick up cues of interest in children in men's faces and use those cues to determine if they are attracted to them for long-term relationships, according to new research at the University of Chicago and the University of California, Santa Barbara.

OHSU study says stem cell 'fusion' occurs in tumors
Oregon Health & Science University research is adding credence to an increasingly popular theory that fusion is what bonds stem cells with bone marrow cells to regenerate organ tissue.

New understanding of parasite cell structures may provide treatments for serious tropical diseases
Now, for the first time, cellular biologists at the University of Georgia have developed new tools to study and localize glycosylphosphatidylinositol in living organisms and are discovering a new understanding of how they work in tropical parasites that cause human disease and suffering.

Evolutionary forces explain why women live longer than men
Despite research efforts to find modern factors that would explain the different life expectancies of men and women, the gap is actually ancient and universal, according to University of Michigan researchers.

Indoor air purifiers that produce even small amounts of ozone may be risky for health
In a small, poorly ventilated room, an indoor air purifier that produces even a few milligrams of ozone per hour can create an ozone level that exceeds public health standards, researchers at UC Irvine have found.

K-Staters design and build a low-cost remote sensing tool for environmental studies
A K-State research team is prototyping a small, inexpensive remote-control plane as a sensing tool, also known as an unmanned aerial vehicle, to collect environmental data.

College freshmen at high risk for chlamydia infection
College freshmen under the age of 20 at several colleges in the southeastern US were almost 70 percent more likely to test positive for chlamydia than students between 20 and 24 years of age, according to an analysis of data from a 2004 screening conducted by student health centers at 10 colleges in Alabama, Georgia and Mississippi.

Imbalance may trigger advance from fatty liver to liver failure
An imbalance in the lipid content of the liver appears to trigger the downward spiral that leads some with fatty liver disease to advance to full-blown liver failure, according to a new study in the May Cell Metabolism.

New method confirms importance of fungi in Arctic nitrogen cycle
A new method to calculate the transfer of nitrogen from Arctic mushrooms to plants is shedding light on how fungi living symbiotically on plant roots transfer vital nutrients to their hosts.

Illinois professor to address global warming at book launching
Michael Schlesinger, a professor of atmospheric sciences at the University of Illinois at Urbana-Champaign, will participate in news conferences in New York City on May 9, and Washington, DC, on May 10, publicizing the US debut of the book

Health Partnership Act endorsed By American College of Physicians
The Health Partnership Act -- proposed federal legislation to expand health insurance coverage through state health reform projects -- was endorsed today by the American College of Physicians (ACP).

Pediatricians fail to screen for autism, Hopkins study finds
Few Maryland and Delaware primary care pediatricians screen patients regularly for autism and autism-spectrum disorders (ASD) as part of their overall look at possible developmental delays, according to results of a joint study from Johns Hopkins Children's Center and the Johns Hopkins Bloomberg School of Public Health.

NYU algorithm enhances ability to detect cancer genes
Researchers at New York University's Courant Institute of Mathematical Sciences have developed a new algorithm that enhances the ability to detect a cancer gene, and have applied their algorithm to map the set of tumor-suppressor genes involved in lung cancer.

Employees in small firms pay 18 percent more for health insurance when adjusted for value of plan
Employees in the smallest firms (1-9 workers) pay an average 18 percent more in health insurance premiums than those in the largest firms (1,000+ workers), when actuarial value -- the percentage of total medical expenses paid by a health plan -- is taken into account, a new Commonwealth Fund-supported study finds.

Europe wide study to examine causes of asthma
Imperial College London and Ludwig-Maximilians-Universit├Ąt (LMU) Munich are to take the lead in a Euro 11 million (GBP 8 million) study to examine how genetics and environment influence the development of asthma in Europe.

Tibet provides passage for chemicals to reach the stratosphere
In research that could improve climate prediction models, scientists at Georgia Tech and NASA have found that thunderstorms over Tibet provide a main pathway for water vapor and chemicals to travel into the stratosphere, home of the protective ozone layer.

World Hypertension League calls for urgent action to get more hypertensive patients to goal
This World Hypertension Day, the results of a global survey are being announced, uncovering alarming gaps between current and recommended hypertension management, and important insights into physician awareness of the importance of blood pressure goal achievement.

Do testosterone patches help women with under-active pituitary glands?
New research published today in The Journal of Clinical Endocrinology & Metabolism showed the first positive effect of testosterone on bone density, body composition and emotional, cognitive and behavioral function in women with low testosterone levels resulting from under-active pituitary glands.

Positive results for ACRUX's lead product in US Phase 3 trial
Acrux (ASX: ACR), the pharmaceutical company with unique technology for delivering drugs through the skin, today announced positive results in a US Phase 3 clinical trial of EvamistTM, its daily skin spray for prevention of symptoms associated with menopause.

Summer sun safety
Fifty years of medical studies show that sun exposure is a primary component in the development of melanoma, the most serious and deadly type of skin cancer, report leading dermatologists in the April 2006 issue of Dermatology Surgery.

Exubera: So far no evidence available of an additional therapeutic benefit
There is currently no evidence available that inhaled insulin (Exubera) in diabetes therapy shows advantages over short-acting human insulin or insulin analogues administered subcutaneously.

Increase in thyroid cancer in US attributed to improved early detection
Although the incidence of thyroid cancer has more than doubled in the past 30 years, the rise is being attributed to improved diagnostic techniques of previously undetected disease, rather than a true increase in the occurrence of thyroid cancer, according to a study in the May 10 issue of JAMA.

How Internet addiction is affecting lives
The Internet - millions of people rely on it for everyday tasks.

Selectively blocking inflammatory signals may protect mice from MS
A new way to preserve the cells that surround and protect nerves could lead to new treatments for demyelinating diseases such as multiple sclerosis.

Study examines impact of optional regulations on heart attack treatment
People who have heart attacks are about 15 percent less likely to be treated with bypass surgery or angioplasty within the first few days of the incident in states with certificate of need (CON) regulatory programs.

Ghrelin: A player in diabetes but not obesity?
Ghrelin, a hormone long considered a key player in obesity, may instead take a major role in maintaining the balance between insulin and glucose and the development of diabetes, said Baylor College of Medicine researchers in a report in the current issue of the journal Cell Metabolism.

Copying nature could save us energy, study shows
New technologies that mimic the way insects, plants and animals overcome engineering problems could help reduce our dependence on energy, according to new research published in the Royal Society journal Interface.

Gene linked to rare disease activates fat breakdown
A gene earlier linked to a rare disease plays a critical role in the body's

News tips from The Journal of Neuroscience
The current issue of The Journal of Neuroscience contains the following press releases:
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