Unravelling new complexity in the genome
Biology /
Aug 13, 2007 |
4.8 / 5 (5) |
0
A major surprise emerging from genome sequencing projects is that humans have a comparable number of protein-coding genes as significantly less complex organisms such as the minute nematode worm Caenorhabditis elegans. Clearly ...
Study begins to reveal clues to the cause and progression of sepsis
Aug 13, 2007 |
4.4 / 5 (5) |
0
Not all patients with sepsis mount the same immune response, even when they look the same clinically, according to findings from the first large-scale natural history study of sepsis. The results, published by University ...
Patient-centered approach can backfire
Aug 13, 2007 |
3.5 / 5 (6) |
0
Today's doctors are trained to take a more "patient-centered" approach toward healthcare. That means educating patients about their conditions, encouraging questions and collaboration, discussing how the condition affects ...
Newly created cancer stem cells could aid breast cancer research
Aug 13, 2007 |
5 / 5 (4) |
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In some ways, certain tumors resemble bee colonies, says pathologist Tan Ince. Each cancer cell in the tumor plays a specific role, and just a fraction of the cells serve as “queens,” possessing the unique ability to maintain ...
Traditional Chinese exercises may increase efficacy of flu vaccine
Aug 13, 2007 |
4.3 / 5 (4) |
0
Move on mosquitoes. Step aside sweat bees. Before long, another unwelcome, but predictable, pest will return: the dreaded, oft-spotted flu bug.
Circadian clock controls plant growth hormone
Biology /
Aug 13, 2007 |
5 / 5 (3) |
0
The plant growth hormone auxin is controlled by circadian rhythms within the plant, UC Davis researchers have found. The discovery explains how plants can time their growth to take advantage of resources such ...
Climate change isolates Rocky Mountain butterflies
Biology /
Aug 13, 2007 |
4.7 / 5 (3) |
0
Expanding forests in the Canadian Rocky Mountains are slowly isolating groups of alpine butterflies from each other, which may lead to the extinction of the colourful insects in some areas, says a new study from the University ...
Antioxidants show no clear benefit against cardiovascular events, death in high-risk women
Aug 13, 2007 |
3.7 / 5 (3) |
0
Vitamins C and E and beta carotene, either individually or in combination, do not appear to reduce the risk of cardiovascular events or death among women at high risk for heart disease, according to a report in the August ...
Global bird conservation effort lifts off
Biology /
Aug 13, 2007 |
5 / 5 (2) |
0
A massive international campaign is set to launch, intended to save the 189 bird species that face extinction.
New cause of Tamoxifen resistance is found
Aug 13, 2007 |
3.3 / 5 (3) |
0
U.S. scientists have discovered a new mechanism for resistance to Tamoxifen and Faslodex endocrine or anti-hormonal breast cancer therapies.
Which came first, the moth or the cactus?
Biology /
Aug 13, 2007 |
3.3 / 5 (3) |
0
It's not a good idea to put all your eggs in one basket… unless you're a senita moth.
Older adults encouraged to seek help for a sleep disorder
Aug 13, 2007 |
4 / 5 (2) |
0
September 9th is National Grandparents Day, a day to honor grandparents across America as important members of our families and communities. Grandparents play important roles in life, including that of guardian, comforter, ...
Survival differences by race most apparent in advanced stages of breast cancer
Aug 13, 2007 |
5 / 5 (1) |
0
Racial differences in breast cancer survival increase according to stage of disease, a new study finds. Published in the September 15, 2007 issue of CANCER, a peer-reviewed journal of the American Cancer Society, a retrospective ...
When 'Don't Worry' Leads to Worry
Aug 13, 2007 |
5 / 5 (1) |
0
When a company makes a commitment to avoid layoffs, it would be reasonable to expect that workers would feel more secure about their future. It turns out that's not true for everyone. In research presented at the American ...
Spacewalkers Replace Station Gyroscope, 3 Days Added to Shuttle Mission
Space & Earth / Space Exploration
Aug 13, 2007 |
5 / 5 (1) |
0
STS-118 spacewalkers Dave Williams and Rick Mastracchio installed a new control moment gyroscope (CMG) into the International Space Station’s Z1 truss. They will secure the faulty CMG and equipment before ...
