Computer Program For Quicker, More Detailed Mapping
...ing Harbor, N.Y., May 8-12. To get an idea of the challenge confronting gene mappers, imagine constructinga map of the world knowing only that Palo Alto is close to San Francisco,Paris and Frankfurt are both in Europe, and Johannesburg and Nairobi areon the same continent. Gene mappers use short, distinctive...Honeybees In The Wild Nearly Gone In North America
...eal mites and varroamites, it became too much of a challenge for bee populations tomaintain themselves." Small and medium-sized fruit and vegetable growers and backyardgardeners will likely be hardest hit by the wild honeybee blight,Tew said. "The decimation of honeybees in the wild means that honeybeesare now...Bee Sting Treatment Should Emphasize Speed, Not Method Of Removal
... journalpublished in Great Britain, the scientists challenge the conventional wisdomthat a sting should be scraped off the skin rather than pinched out. Theway it is removed has no bearing on the amount of bee venom that the stinginjects, according to the scientists. "We have always been told that pinching a...New Vaccine Blocks Viral Entry In Cattle, May Have Implications For Human Vaccines
...cow in Wisconsin," Letchworth says. "We wanted the challenge dose to be great enough to infect some animals so we could find the limits of protection. Despite that huge dose, 70 percent of the cows remained free of the virus." Letchworth also tried the conventional approach in which he injected the vaccine in......S. Army Research Laboratory inAberdeen posed this challenge to the engineering students: Createa snake-like robot that can slither across rugged terrain,staying close to the ground to avoid detection by an enemysentry. A camera and a microphone mounted on the device couldtransmit important surveillance inform...Second Gene Responsible For Tuberous Sclerosis Complex Identified
...t of a single disorder, andeach one representing a challenge to physicians," said Giovanna Spinella, M.D.,a pediatric neurologist from NINDS. "This finding gives us an opportunity tolearn about how a single gene product results in such a devastating and oftendisabling array of problems, whether they are seizu...CTC Visualizations Help Ecologists See The Forest And The Trees
...imulations was enormous. The technicaland artistic challenge of producing high quality videos of the simulationswas the job of Catherine Devine, visualization specialist at the CornellTheory Center (CTC). "Visualizing the results is a key part of exploringa model," says Deutschman. "If you do simulations based...New Mechanism To Explain Carbon Monoxide Poisoning Identified
...y gas. The scientists report their findings, which challenge the textbook definition ofCO toxicity, in the September issue of Chemical Research in Toxicology. Each year, carbon monoxide leads the list of causes of poison-relateddeaths in the United States. Thousands of people die annually from acciden...Disease Takes Its Toll On Waterfowl Populations
...heir northern breeding grounds. Many factors will challenge the survival of these migrants, one of which is disease. According to Dr. Lynn Creekmore, hundreds of thousands of waterfowl are presently dying from avian botulism in flyway staging sites in southern Canada and the northern U.S. Dr. Creekmore is...SFU Researcher Fools Forest Pest Into 'Barking Up The Wrong Tree'
...where there are current bark beetle outbreaks. "We challenge them to find traps baited with various combinations of scents, so there are a lot of confused little beetles out there," he grins. The results are promising. This past summer, he found that single trees can be protected "quite well" using non-host v...IFT Report Describes Challenges Of Food Industry Stepping Up To The P(a)lates Of Consumers
... consumer demand for food today. This demand is a challenge for the foodindustry because it must also consider the microbiological safety, shelf life,and packaging of such foods, notes Elmer H. Marth, Ph.D., principal author ofthe Institute of Food Technologists' (IFT's) Scientific Status Summary "ExtendedShe...Phase Out Planned For One Of Top Five U.S. Pesticides, Plant Doctors Respond
... of methyl bromide certainlypresents a significant challenge to American agriculture,"says Bill Thomas, EPA. "Currently some 75% of the methylbromide used in the U.S. is applied to soils prior to planting,and another 11% is used on commodities to control pests afterharvest. Without the good work agricultural s...Insights Into The Proteasome - A Fascinating Macromolecular Machine For Protein Degradation
...the subunit topology is at present unknown. The challenge for the years to come is to understand the cascade of events that starts with the binding of ubiquitylated substrate protein and ends with its translocation into the 20S proteolytic core....ACS Conference Brief: An Innovative Molecular Assembly
...or filter uranium ions from nuclear wastewater.The challenge is in designing and building them. UC Davis researchers have been exploring two molecules of particularinterest -- calixarene and porphyrin, which has a sensitivity to light thatcan be manipulated by changes in pH conditions. At the American Chemic...Liquid Crystals Light Up Simple Chemical Test
...ired qualities. Abbott is working now on the next challenge -- making the test give morethan a "yes" or "no" answer. "Right now, the assay can detect a threshold concentration -- itcan say whether the target material is there or not. But it can't yet tellus how much of the material is there," he said. His c...Researchers Discover Ways The Ulcer/Cancer Bug Can Trigger Disease
...ople and cause cancer in others," Gordon says."The challenge is to identify patients who are at risk for developing moreserious disease." Look into the stomach of an infected person who has severe gastritis orulcers, and you'll see H. pylori associated with cells that line the stomach.The bacterium is ...Microchip Sensor Detects Bacteria
...ays Craighead. Batt points to the enormous challenge of detecting bacteria at every stage in the food processing industry. "As history has shown us, if a small colony of bacteria gets into the system, the cost, both in health and economic terms, can be enormous," he says. He notes that hospital-borne...... associated with higher incomes is troubling. The challenge then to public health nutritionists is how to issue dietary guidelines in a way that a healthy diet is accessible to all regardless of income," Drewnowski said. The U.S.D.A. is currently forming an advisory committee that will begin its review of foo......turning point in their efforts to address the dual challenge of rapid population growth and poor reproductive health, according to a new study from Population Action International (PAI). The region's prospects for economic development largely depend on the success--or failure--of governments in accelerating ef...