Tag: "locations" at biology news
Forest preservation work turns to Carolina hemlock
...NC State and conservation plantings grown at other locations
around the world. Known as the Central America and...t forest species, and collected seed in nearly 400 locations
and from more than 10,000 trees. Now this far-sighted forest conservation effort is paying off at ho...
Protein is shown to aid cell's reading of genetic code
... research groups, shows FACT appearing at the same locations
as two other transcription factors on fruit fly ( Drosophila ) chromosomes. To fit into the nucleus of a cell, DNA must be packed into folded structures called nucleosomes that in turn form higher order structures. When the cell needs to manufactur...
UCSD scientists develop novel way to screen molecules
...olecules bound to its readable surface in specific locations
relative to the pits in the metal layer of the CD ...he molecules on the surface of the CD are at known locations
relative to the bits of encoded information, the errors tell the researchers what molecules have att...
Purdue instrument to fashion custom-made proteomics chips
...e. "We can then deposit these proteins in specific locations
on a chip, where their functions can be analyzed q...e separation by depositing the ions onto different locations
on a chip's surface, a process called ion soft-landing. The comparatively gentle process produces hi...
Findings in frog oocytes may help study of chromosome physiology
...ing microscopy to zero in on the proteins' precise locations
inside the nuclei of gametes of the African frog Xenopus laevis. (The research will be on display as a poster presentation Aug. 17-22 during the Gorden Research Conference on Plasmid & Chromosome Dynamics in Tilton, N.J.) The proteins are from two su...
Science picks: Leads, feeds and story seeds for August 2003
...y computer desktop reference includes maps showing locations
of mines and mineral processing plants in the United States, and photos of minerals and items produced using minerals. Mark Earth Science Week (October 12-18, 2003) on your calendar for the availability of the CD. Call Joseph Gambogi, 703-648-7718, f...
New 'knockout' map helps study gene functions in model plant
...in the field, the Salk team identified the precise locations
of more than 88,000 mutations they made in the Arabidopsis genome. That advance nearly completes a key step in the 2010 project. But before the function of all Arabidopsis genes can be determined, a knockout mutant plant must be created for every s...
Researchers identify protein modules that 'read' distinct gene 'silencing codes'
...t chromodomains guide certain proteins to specific locations
on the histone tail. And what's more, they provide...histone code by distinguishing between two similar locations
on the histone tail, a flexible protein chain that pokes through the tightly folded chromatin comple...
'Knockout' research eases study of plant gene functions
...ced, so scientists were able to accurately map the locations
of the inserted DNA 21,799, or 74 percent of the genes, were knocked out using insertional mutagenesis, the paper states. Now, libraries of Arabidopsis seeds with specific single genes knocked out have been compiled and are available for public cons...
Museum mammal collection network to aid conservation and research
...nformation about species distributions to identify locations
that are biologically sensitive. --Monitoring ecosystem change. With access to data on species distributions that span more than a century, scientists can isolate historic shifts in the distribution of mammal populations and document the impact of ch...
Learning opportunities expand using GIS data
...cal and cultural data, such as country boundaries, locations
of cities, elevations, population density, roads, airfields, and utility lines, are also included in the atlas. At a scale of 1:1 million or approximately 1 km resolution, the data are ideal for educators, researchers, government officials, the pri...
Manatee's cousin faces extinction on Tanzanian coast
...rare mammals have been eliminated from all but two locations
in Tanzanian waters. Formerly common along the coast of Tanzania, the dugong--a long-lived, slowly reproducing animal that grows up to 11 feet in length and almost 900 pounds--has been in dramatic decline since the 1970s. This decrease in population...
First descriptions of Indiana bat maternity roosts in the southern US
...access, researchers began to study maternity roost locations
as a possible factor in the decline of the species. In 1999, researchers from Tennessee Technological University (TTU) found an Indiana bat roost in a dead eastern hemlock tree in the Nantahala National Forest in western North Carolina. This was the...
Researchers find three chromosomal areas with links to alcoholism vulnerability
...hour testing session. "We found there were three locations
that had the largest evidence for genes that affec...mes 10, 11 and 22. "Identification of chromosome locations
for genes that may affect someone's risk for becoming an alcoholic is important because this may le...
'Unzipping' double helix to study protein-DNA interaction
...ing forces and length of the DNA tether reveal the locations
of bound proteins and the equilibrium association constants. Those analyses are the "spectroscopy" part of the process, Wang explains. Different proteins yield to different characteristic forces and the researchers are filling out a dynamic-force s...
Habitat loss and reserve network selection
...s (given their ability to disperse and the spatial locations
of the reserves). This approach represents a step towards a more realistic consideration of the survival of species when selecting reserve networks in a changing world....
Seven CD-ROM global GIS data set available from AGI
...cal and cultural data, such as country boundaries, locations
of cities, elevations, population density, roads, airfields, and utility lines, are also included in the atlas. "We think this is a fantastic educational opportunity," said Marcus E. Milling, AGI Executive Director. "The integration of these data a...
The area where carcinogens settle may be a key factor in developing lung cancer
...r the clearance patterns of the site. The reported locations
of cancer manifestation are therefore at odds with the calculated dose patterns among human bronchial airways. Accordingly, the enhanced deposition along the carinal ridges has been thought to be a more relevant deposition quantity for assessing risk...
New owl species discovered in Brazil
...nd area. The new species has been seen in only two locations
in Pernambuco making it even more critical that its habitat be protected. Researchers warn its range is limited, its habitat severely fragmented and in a state of continuing decline due to unchecked human activities in the region. The area in which t...
Monkey's memory cells caught in the act of learning
...e reward. For example, white dots appeared at four locations
over a picture of a gorilla in a forest. The animals learned, through trial and error, which location was associated with the reward for each new scene. Eye-tracking technology detected if the animal was fixated on the correct dot and the reward was ...
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