Computer Program For Quicker, More Detailed Mapping
...,000 of these markers -- far toomany to map all at once using available computer programs. To solve this problem, computer scientists at the Stanford Human GenomeCenter applied a well-known computer trick: They instructed the computerto ignore some unlikely possibilities instead of demanding that every p...Bee Sting Treatment Should Emphasize Speed, Not Method Of Removal
...y,but stings should be removed as soon as possible once a person is away fromthe colony." A person who is stung 20 or more times or has a historyof dangerous reactions to bee stings should seek medical attention, Visscheradded. The study was supported by funds from the National Science Foundation andthe...Scientists Identify Retrovirus-Like Components In Corn Genome
...ly don't have a good system for getting rid of DNA once it gets into their genome," Bennetzen says. "In this way, they can replicate, and thereby survive into the next generation, even if the host doesn't want them." Because this type of DNA is present and highly repeated in many species, Bennetzen says s...Medicinal Leech May Offer Clues To Neural Regeneration
... Ind. -- The medicinal leech, a worm-like creature once used by doctors to bleed patients, now is being used to draw clues on how a common protein may help promote neural regeneration. Purdue University biologist Christie Sahley and research assistant Orie Shafer have found that nitric oxide synthase, or ......s of hardpan dirt to find a patch of tubers. But once they find a new source, there is usually plenty to go around. How do mole-rat "scouts" recruit others to their newly discovered food source? That's what Sherman, a professor of animal behavior at Cornell, and Judd, a Cornell undergraduate at the ti...Siblicide In Nature: Study Of Galapagos Seabird Finds Death Can Ensure Species Survival
...because the effort required to raise two chicks at once is so high. The insurance value of the second egg is there, but once the first egg hatches, a second chick is a liability. "Darwin may not have envisioned the siblicide...Methane Deep In Ocean Crust Could Feed Chemical-Hungry Microorganisms
... half miles, this layer consists of rock that was once part of molten magma chambers. Although the basal...lculate the temperature at which those fluids were once circulating through the crust....Vietnamese Chemist Finds New Use For Old Cashew Shells
...ions of her research will be determined byindustry once the properties of the new rubber blends are known.But she expects the benefits of her research to stretch farbeyond the University of Cincinnati and Ho Chi Minh University. "Once we develop applications, we can apply them to industry.Then, other cou...A Phoenix From A Ring Of Fire Is A Pattern For The Recovery Of Mount St. Helens
...ice substratum, and the cycle of growth will begin once again. "But gradually, as we saw at Krakatau, the landscape stabilizes, more and more plants grow, and they stabilize the surface and hold back the water. Then it feeds on itself, and revegetation continues." The parallels between the ...Virus May Be Linked To Obesity -- Early Findings Hint At Relationship
...ntibodies to the virus, indirectevidence that they once were exposed to the virus itself. None of the leanvolunteers tested had the antibodies. Dr. Nikhil Dhurandhar described the findings Mon., April 7,at the Experimental Biology annual meeting in New Orleans. An assistantresearch scientist in t...Purdue Researchers Prod Plants To Clean Up Pollution
...themselves by linking the toxic metal to a peptide once it's inside the plant," Goldsbrough says. The bound, nontoxic form of cadmium then gets dumped into a cell vacuole, a sort of bubble inside a cell that cordons off a section and holds the toxins at bay. The mutant plants lacked the peptides that tie ...New Vaccine Blocks Viral Entry In Cattle, May Have Implications For Human Vaccines
...animals and humans do not eliminate herpes viruses once they have become infected. The immune system suppresses these viruses, which hide in the body and can become active again during periods of stress. Current herpes vaccines don't keep out viruses either. Letchworth's approach builds on scientists' gr...Duke Study Shows Early Marrow Transplant Key To 'Bubble Boy' Disease Cure
...ion against infection. The defect is said to occur once in every500,000 to 1 million births, but it could be more common, researchers say,because babies who die of a simple infection often are not given an autopsy. "Without an immune system, a patient is completely vulnerable toinfection. A pathogen...Supelco Licenses ORNL Solid Sorbent Air Sampling Material
...s us to achieve lower limits of detection thanwere once possible," said George Wachob, Supelco's manager of research anddevelopment. The ORNL air sampler comprises a tube containing a sol-gel sorbent, whichis an organic-inorganic composite material. The sol-gel sorbent trapcollects organic contaminants f...First Planned Release Of Captive Lemurs In Madagascar Wilds Expected In Fall
...few remaining parts of thelowland rain forest that once dominated much of eastern Madagascar. Mostof that forest has now been cleared for farming and local wood consumption,said Katz and Welch. Betampona, in fact, is itself surrounded by rice fields. Besides releasing lemurs, organizers hope to stimulate...Low Iron Levels Cause Weakness In Women Who Are Not Anemic
...rograms in countries with serious anemia problems, once we have adapted these indicators of functional impairment for field use," Haas said. To improve iron status through diet, Haas and Zhu recommend eating red meat. For vegetarians, they recommend consuming orange juice (vitamin C) with meals to improv...New Evidence For Corn's Ancestry Could Lead To Insect And Drought Resistant Crops
...l food for the original inhabitantsof the Americas once they began cultivating it." But the earliest know...gle row -- called a "spike." However, Mangelsdorf once believed one of corn's true ancestors was Tripsacum ,a grass that ranges throughout North and South......of ozone. However, Schichtel says recent analyses once again cast suspicion on the Heartland. "We're seeing some transport from the Midwest, which implicates the Midwest but doesn't prove that it is the source of higher levels," says Schichtel, who bases the observation on measuring wind and ozone data u...... and eventually fill much of the nuclear space.And once this aggregation has begun, the mutant proteins appear to recruitnormal versions of the protein into the growing mass, called an inclusion,further exacerbating the problem. "These aggregated proteins take over a significant fraction of the sp...