New microscopy method reveals molecular map of biological surfaces
...oreantibodies you scan with, the more detailed the map will be. "It's exciting because we've been able to see these molecules for awhile, and now we'll be able to tell exactly what they are." Lindsay points out that the technique is likely to have extensiveapplications in biotechnology. "...USGS studies wildfire ecology in the western United States
...on the development of a new, high-resolution fuels map for Yosemite National Park. The map is based on satellite images of vegetative cover broken down into 30 by 30 meter squares, each repre...NSF grants provide boost to research on inner workings of plants
...ity of Wisconsin at Madisonwill provide an optical map of the rice genome currently being sequenced as partof an international project. This is a first step toward developing acomprehensive understanding of the organization of this genome. Complementaryresearch funded at Purdue University and Rutgers U...NIAMS funds the North American Spondylitis Consortium
...forsibling pairs affected and unaffected by AS and map genes linked to AS thatexist outside of the MHC. Finally, the research team hopes to identify, fromnewly mapped candidate genes, mutations and their effect on disease severity. "We are pleased to be a part of this active ongoing partnership between ...USGS biologists tracking West Nile-like virus in birds
... good indicator of itspresence. "We're trying to map the distribution of this disease in birds both spatiallyand temporally. And we want to try to determine if it is expanding," said Dr.Robert McLean, a USGS wildlife biologist and NWHC Director who is leading thestudy. "We're watching areas particularl...Mid-Atlantic region streamflow has increased and ground-water levels have risen
...localized pattern of rainfall during thestorm [see map at http://md.water.usgs.gov/floods/floyd/rain_noaa.gif ]. However, several rivers on the Delmarva Peninsula, wheremost of the rain from Floyd fell, were near or broke flowrecords. Therefore, effects of increased nutrient andsediment loads and chan...NASA laser instrument to aid forest management, media briefing scheduled for Oct. 12
...ntains beginning this weekendto for the first time map the insides of these forests. USDA Forest Servicescientists hope to use these one-of-a-kind maps to identify mature "old-growth"forests and other habitats associated with sensitive wildlife species. Whenthis technology is launched into space next ye...On the floor of the sea: watch while biologists search for rare white abalone
...n a submersible to the sea floor to search for and map remaining whiteabalones. On board the ship, scient...mary researchers involved in this effort to find, map and begin a captive-breeding population of these rare abalone. Scientistsmanning the submersible wil...Counting elephants by monitoring sounds
...he 2000 survey. Using data-analysis programs that map a callingelephant's location from a four-microphone array, the researchers can tellexactly where the animal is. In past surveys researchers have been able to linkan elephant's calls to its behavior and circumstances by watching simultaneouslyrecorde...Clemson University Genomics Institute awarded $5.1 million by USDA and NSF
... Foundation, the Clemson-led team willsequence and map segments of two chromosomes in rice. Rice is the world's most important food crop, feeding half the humanpopulation. Rice also contains the smallest genetic base, called "genome," formonocots, so it can be used as a model to understand the g...News from the zebrafish cousin of the human genome: A radiation hybrid map of the zebrafish genome
A map of the zebrafish genome based on the radiation hyb...en/Germany (Nature Genetics, September 1999). This map allowsscientists to match the map positions of candidate genes with the positions ofgenetically mapp...UNC-CH scientist encourages all to watch PBS series on microbes
...erstand how life on the planet is related. As they map the human genome, they find the ancient DNA of microbes at the roots of the human family tree. The second program, "Keepers of the Biosphere," shows scientists exploring how humans rely on the invisible world of microbes, which drive the chemistry o......e platform. "They seemed to have trouble making a map in their heads, like the normal rats did, so they couldrecall where the platform was," Lai said. "Their spatial reference mapping or 'place learning'strategies seemed to be affected after their exposure. It could be that they had to resort to asimp......lding on their previous workin producing a general map of chromosome 22, The Children's Hospital of Phila... earlier step in the process,publishing a physical map of chromosome 22. That map, one outcome of a five-year, $10 million federalgrant, established the lo...Key progress by Weizmann scientists in the race to unravel ribosomal structure
...of Sciences (PNAS), introduces an electron density map of thesmall ribosomal subunit from bacterium Therm...markers that standout like flares in the ribosomal map due to their high electron density. These markers significantlyenhance the ability to pinpoint funct...'Frozen pictures' allow far-reaching glimpse into the cells protein factory
...of Sciences (PNAS), introduces an electron density map of the small ribosomal subunit from bacterium Ther...stallographic models, according to Yonath, the new map provides an unbiased positioning of ribosomal components. The uniqueness of her approach lies in ...Human stem cell research leads Science's top ten list of the best scientific advances in 1999
... with the creation of the first complete molecular map of the ribosome, the cell's essential protein factory. Several groups of researchers had a hand in sorting out the details of the ribosome's dauntingly complex structure. Energized by this flurry of success, scientists are now hoping to catch a glimp...X-rays may show way to better Alzheimer's drugs
...ps toward understanding how a molecule works is to map it out, explains Prof. Sussman. For instance, after Watson and Crick demonstrated DNA's structure through their tinker-toy model, the secret of genetic replication became suddenly, almost intuitively, clear. In a similar fashion, X-ray crystallogra...CWRU med school snares $3 million Howard Hughes Institute grant to build structural biology program
...ct's initial phase nears completion and provides a map of all human genes, structural biologists will work to unravel the steps that occur on a molecular level that lead from genes to proteins, to cells, to organisms and disease. Their work will have broad applications in diabetes, cancer, aging, and hum...... realized that the study of mtDNA could be used to map the geographic distribution of gene lineages. At about the same time, powerful new techniques for replicating strands of DNA became practical so that the study of genetics took a dramatic turn. Together, an entirely new field of study was opening. ...