Tag: "small" at biology news
American Chemical Society's Weekly PressPac -- Aug. 8, 2007
...ells, the report states. During the operation, a small
incision in the front of the lens capsular bag is used to remove the clouded crystalline lens. The IOL is inserted into the empty capsular bag. Researchers noted that IOL replacement surgery is a safe and well-established procedure to correct the vis...
Study begins to reveal clues to the cause and progression of sepsis
...tigational treatments have been based on data from small
studies, and most of these therapies have failed. Researchers at the University of Pittsburgh believe that these treatments failed, at least in part, because of insufficient data to fully understand the complexity and variability of the inflammato...
Climate change isolates Rocky Mountain butterflies
...n the Canadian Rockiesthe local extinction rate of small
populations will increase," he added....
Beyond batteries: Storing power in a sheet of paper
...reme temperatures, Kumar said. Along with use in small
handheld electronics, the paper batteries light we...tivate the battery device. Its a way to power a small
device such as a pacemaker without introducing any harsh chemicals such as the kind that are typica...
MIT creates 3-D images of living cell
...cell structures. They've also imaged C. elegans, a small
worm, as well as several other cell types. The researchers based their technique on the same concept used to create three-dimensional CT (computed tomography) images of the human body, which allow doctors to diagnose and treat medical conditions. ...
High blood pressure, low energy -- a recipe for heart failure
...ecially exciting because ERR can be activated with small
compounds, making it a good target for drugs." ...
Swarming starlings help probe plasma, crowds and stock market
...o view plasma in the solar wind are limited by the small
number of satellites observing such things and pla...t can detect patterns and correlations from a very small
set of points (typically 10 within a large system). In theory he believed that this method would be...
Tropical insects 'go the distance' to inform rainforest conservation
...necessarily increase with distance, but animals in small
reserves tend to go extinct, you should plan for one large area instead of having a lot of small
and distant areas to manage and conserve. Cognato and Hulcr expect similar patterns in other trop...
Gilbert Foundation and American Fed for Aging Research award grants on Alzheimer's disease
...developing experimental tools to test and identify small
molecules that slow, prevent and/or reverse protein accumulation in AD. These new techniques may also be broadly applicable to more than 25 diseases that have been shown to be associated with protein misfolding and aggregation, including Parkinsons ...
1 of deep ocean's most turbulent areas has big impact on climate
... five million watts -- comparable to output from a small
nuclear reactor, according to a landmark study led...vidence that deep water turbulence swirling in the small
passageways of such mountains is generating much of the mixing of warm and cold waters in the Atlant...
Penguins march into new park
...the entire species. The park includes more than 40 small
islands, which support the only two nesting colonies of southern giant petrels on the entire Patagonian coast, as well as the only colonies of Southern American fur seals. Other denizens of this coastal oasis include the endangered Olrogs gull, the w...
A unique arrangement for egg cell division
...te them and pull one half out of the oocyte into a small
polar body that is later discarded. Microtubule sp...trosomes are replaced by a flexible system of many small
microtubule organising centres (MTOCs) in oocytes. Like centrosomes, these MTOCs serve as platforms ...
European Science Foundation's Forward Look reaches out beyond the endless frontiers
...und five specialised workshops, each attended by a small
group of experts, and a large consensus conference with 70 participants from science, industry, foundations and governmental agencies. The main findings are: Identification of European strengths and weaknesses, e.g. existing potential to rapidly...
New test improves detection of liver cancer
...a test to detect liver cancer in an early stage. A small
blood sample is the only requirement for the test. The new test enables accurate detection of liver cancer in over 50% of the cases for which previous diagnostic tests have not been able to provide a definitive answer. Liver cancer Hepatocellula...
An early ape shows its hand
...to the evolution of humans and our ancestors. Even small
fossils, such as bones from the hand or foot can tell us much about our ancestors and their behavior. Such may be the case with an ape that lived more than nine million years ago. A study published in the latest journal issue of Proceedings of the...
Smithsonian scientists show differing patterns of rainforest biodiversity
...tares of forest, is it better to preserve it as 10 small
1,000 hectare plots or one large 10,000 hectare plot" Strategies for preserving high and low beta diversity forests might not be the same. Our data from the New Guinea lowland forest suggests that bigger is better, he said. In this kind of relati...
Satellite tracking reveals threats to Borneo pygmy elephants
... Lower Kinabatangan Wildlife Sanctuary, may be too small
and too fragmented to support a viable population for the long term, according to the report. Five pygmy elephants were darted and outfitted with collars two years ago by the Sabah Wildlife Department with WWF assistance, after tracking the elephan...
Female gender provides an advantage in renal diseases
...o kidney scarring) in the cells located around the small
blood vessels of the kidneys (cultured mesangial cells). She and her colleagues found that: the female hormone estradiol inhibited the activity of transforming growth factor (TGF-]); TGF-] promotes scarring of the kidney in many renal diseases...
Viewing ecosystems from above
...ing to her, high fidelity imaging spectroscopy and small
footprint lidar, are two new technologies that provide essential information needed to characterize landscape dynamics. She will discuss the types of landscapes that are measurable using those instruments and examine how ecosystem functions related ...
Experiment suggests limitations to carbon dioxide 'tree banking'
...tion of foliage but this would lead to only a very small
increase in ecosystem carbon storage."...
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