Tag: "spatial" at biology news
NY pilot study pushes Human Genome Project toward cures for disease
...timate that there are only 1,000 to 5,000 distinct spatial
arrangements of polypeptide chains found in nature. While some researchers fear that structural genomics will put X-ray crystallographers and nuclear magnetic resonance (NMR) spectroscopists out of business, Sali and his colleagues contend that techn...
Genes or environment: what shapes the sensory homunculus?
...In the end, each neuron finds its proper spot in a spatial
pattern that reflects the outside world. The mole...ections in the brain. Without ephrin labels, their spatial
order disintegrates, and the neurons grow into the wrong areas altogether.Lastly, lest someone feel ...
Unique study reveals new details on how genes are transcribed
...th of DNA (more than a thousand base-pairs). Their spatial
and temporal resolution was better than previous efforts and they could record pausing and other transcription events not only as a product of solution conditions but also as a function of applied force. In their Science paper, the researchers repor...
DFG to launch 21 new priority programmes
...he programme aims at acquiring an understanding of spatial
and temporal aspects in the creation of planets and the development of planetary bodies. ENGINEERING SCIENCES In future, new materials with tailor-made properties will be required for a number of applications in mechanical engineering, nanotechnolo...
Spring meeting press conferences
..., can be used with socieoeconomic data to estimate spatial
vulnerability of societal infrastructure. USGS provides a wide variety of tools and information to support decisions. Charles Groat, Director, U.S. Geological Survey, Reston, Virginia(Sessions U32B, U41A, U42A) 12:15 PM Latest News From Io The Gali...
Pay attention to potassium channels! First steps in the molecular identification of SK channels and their role in neuronal signal encoding.
...n important for learning, memory consolidation and spatial
orientation, pyramidal neurons express all three subunits at different levels. The surprising finding was that the SK2 subunit, which is highly sensitive to the bee-venom toxin apamin, was expressed at high levels in hippocampal pyramidal neurons, wh...
The Geometry of Ecological Interactions: Simplifying Spatial Complexity
...ists worldwide are acknowledging the importance of spatial
patterns on ecological dynamics, and are developin...ervations to theoretical tools for simplifying the spatial
complexity encountered in real ecological systems. Edited by Ulf Dieckmann, Richard Law, and Johan A...
UC Davis researchers were key to Clinton's order for marine reserves
...l and economic models for the purpose of analyzing spatial
management measures, including marine reserves," Wilen said. "My work involves trying to analyze the economic benefits and costs of marine reserves; my colleagues' work is on the biological benefits and costs." Wilen recently completed a study of ma...
USGS reports increase of sea otters in recent survey
...shore were plotted on maps and then entered into a spatial
database. The aerial counts were entered directly into a geographic information system-linked database in the aircraft. As the nation's largest water, earth and biological science and civilian mapping agency, the USGS works in cooperation with more t...
Molecular mechanism for learning and memory is identified
...ting them through a battery of tests. The tests of spatial
and working memory became increasingly complex, requiring the mice to learn from earlier tests in order to locate food in an eight-arm maze. One strain of mice, called WT, had the normal GAP-43 found naturally in the mouse brain. The three genetica...
Gene found responsible for social amnesia
...en before. The gene has no apparent influence on spatial
or other types of memory. The study demonstrates t...oxytocin. In addition, the scientists tested the spatial
memory of the mice using a water maze task, to see if other forms of memory were also impaired due t...
Old Sins Industrial Metabolism, Heavy Metal Pollution, and Environmental Transition in Central Europe
...) pollution flows are used for illustration of how spatial
patterns of emissions and deposition have changed over time, and how heavy metals may accumulate in the soils posing a potential risk to agricultural food production. Studies of the social, economic and political development in the two regions - in c...
Taking the pulse of giants: Detecting change and its consequences in western mountain ecosystems
...s, Peterson says, are typically conducted at small spatial
scales. This makes the detection of mountain problems a real challenge. During the last decade, however, research focused on monitoring, synthesis and modeling of ecological situations in the Cascades, the Rockies and the Sierra Nevada has increase...
Rice research another step forward for green revolution
...ually increase as the approach is used on a larger spatial
scale, but this is one of the first large experiments to clearly demonstrate that concept."Deep concerns over the problems with blast and desire for increased rice production in this province of China, Mundt said, caused growers to show an extraordin...
Cranfield looks at recycling attitudes
...droughts over the past 20 years and changes in the spatial
patterns of water demand raise important questions concerning the resilience of existing water supply arrangements. Consequently, the potential for water recycling and reuse in the UK is considerable. Although many technologies for water recycling ar...
Adolescents raised on strict macrobiotic diet show vitamin B12 deficiency and impaired cognitive function
...ps of adolescents on tests measuring intelligence, spatial
ability and short-term memory. The authors compar...n serum B-12 concentrations and performance on the spatial
ability and short-term memory portions of the test. Vitamin B12 is found only in animal products and...
Researchers receive federal funds to study marine organisms and potential products on oil platforms
...eefs and among platforms. They will estimate the spatial
extent over which platform populations are connected to other local populations via gene flow or dispersal. It is important to establish that organisms on platforms are genetically similar to their counterparts on natural reefs (and therefore have si...
Analysis of Martian meteorite using unique magnetic microscope
...times weaker than Earths field with sub-millimeter spatial
resolution, allowing it to produce extremely detai...such a device. We have been pushing for higher spatial
resolution and sensitivity for the past decade, says Wikswo, whos been measuring biomagnetic fields ...
Study indicates certain rules underlie calling behavior of bullfrogs
...y recognize their neighbors, either by acoustic or spatial
knowledge of their environment. A male must keep track of females and other males in the area, but it also doesnt need to put itself at any further risk from competitors or predators, Simmons said. A bullfrog does...
Study sheds new light on how the 'mind's eye' works
...ubjects viewed images of faces, household objects, spatial
layouts, cars, animals, food, drawings and photos of famous people and complex patterns. Subsequently, subjects were asked to imagine previously viewed images. The researchers found that when patients were imagining the images, the firing rate of t...
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