Widespread Genus Of Monkeys Gives Up Genealogical Secrets To Columbia Researchers
... and Don J. Melnick, professor of anthropology and biological sciences and director of the Center, who gatheredmost of the field specimens for genetic analysis over a period of 20 years andworked with Dr. Morales to interpret the results. Because it shows how and where macaques spread most rapidly -- t...Peutz-Jeghers Disease Gene Identified: Enzyme Loss Causes Polyps And Cancer
... (1921) and Jeghers (1949), but the genetic and biological basis for this unusual combination of symptoms remained a mystery until very recently. The typical dark brown melanin spots on the lips and around the mouth are easily recognized during childhood, but can fade during adolescence. A seriou...Cellular Engineers Design Custom Cell Surfaces Able To Adhere To Synthetic Materials
...lectronicdevices may warn of dangerous chemical or biological toxins in the environment.Already Bertozzi's group has used this cell-surface engineering to turn cancercells into bright targets for diagnostic probes and cell-killing toxins. "Our primary goal is to take control of the cell surface," s...Chlamydia Vaccine Developed At UMass
... patent, for diagnosis of chlamydial infections in biological fluids, was accepted by the patent office. The patent is pending and is expected to be awarded within the next two months. Currently, work continues on the vaccine both at UMass and at Johns Hopkins. Here at UMass, two graduate students, one in bioch......sts led by Stuart Firestein, associateprofessor of biological sciences at Columbia, is reported in the Jan. 9 is...is elusive sense," said Darcy Kelley, professor of biological sciences atColumbia, in an interview. Researchers sprayed 74 individual scents, one at a t......assistant professor and professor, respectively,of biological chemistry and molecular pharmacology at Harvard Medical School. Other researchers had previously figured out the crystal structure of relatedenzymes but had never been able to include all the players necessary for DNAduplication. By contrast, this w...Tiger Beetles Go Blind At High Speeds
...ch, he said, science will find out more about this biological tracking system, and he believes this knowledge ma...s fruitless," said Gilbert. "Through knowledge of biological tracking systems, we can learn how nature has coped with this trade-off, and we may then design bett...AAAS Honors Three USGS Scientists As Fellows
...easeaccess to data and information on the nation's biological resources http://www.nbii.gov . Van Riper is being honored for his research in the biological sciences. He iscurrently the station leader of the Colorado Plateau Field Station at NorthernArizon...Scientists Work To Restore Native Fish And Habitat To Great Lakes
...source management. "A better understanding of the biological processes is essential to designing management pra...ection." As the nation's largest water, earth, and biological science and civilian mapping agency, the USGS works in cooperation with more than 2000 organizations...Virginia Tech Engineers Help Mother Nature Clean Up
...d from this projectwill enhance the use of natural biological means to correct environmentalproblems. For railroads, the use of creosote to preserveties has been common practice since the 1800s. An easy methodto treat a railroad tie with the preservative was to dip it ina creosote holding pond. One of these ...USGS 1999 Budget Emphasizes Clean Water, Disaster Information, Species And Habitat Research
...ill improve its abilityto manage water quality and biological resources in 20 high-priority Western watersheds;and assessoptimal approaches for pesticide monitoring in water-supply wells. A $7 million increase to support the Environmental Protection Agency's efforts to provideinformation to the public on th...Ant Pheromone May Aid Alzheimer's Patients
...-- SENSITIVE SENSORS: Pheromone receptors and the biological signalingapparatus that go with them are as sensitive as the finest analytical-chemistryinstruments. Cornell researchers test this super-sensing ability by measuringthe electrical current passing through an ant's antenna as different chemicals,separ...Top Scientists Challenge Others: Join Biodiversity Year
...ientific agenda?" said Mooney, who is professor of biological sciences at Stanford and secretary-general of the International Council of Scientific Unions. Mooney is co-organizer of the AAAS symposium with population ecologist Jos Sarukhn, professor and former rector of UNAM, the National Autonomous University......at the scientists describe as a stunningexample of biological conservatism, where the same amino-acid change in the samegene in the same protein is responsible for iron-deficiency anemia in twodifferent animal models. All cells in the body require iron to function, but the details of ironmetabol...Biologist Experiments With His Own Front Yard
...ddles of nature which he deftlyanalyzes, revealing biological systems of stunning intricacy. Alcock shows the na...t urban environments are loaded with potential for biological research is true, but I'mdoing this on a tiny scale for purely personal pleasure," he said. "I woul......rt a host of other industrialprocesses by speeding biological and chemical reactions. Because doctorsroutinely prescribe enzymes such as the clot-buster, streptokinase, Cary sayseurythermal enzymes may prove useful for pharmaceutical production, too. Some Like it Hot Certain simple, "prokaryotic" organisms gr...USGS Scientists Implicate Exotic Parasite In Wisconsin Lake Bird Deaths
... As the nation's largest earth and biological science and civilianmapping agency, the USGS works in cooperation with more than 1,200 organizationsacross the country to provide reliable, impartial scientific information toresource managers, planners, and other customers. This information is gath......ogenesis is dependent on theoccurrence of specific biological events mediated by one of the integrinreceptor mol...he mechanism that controls the delicate balance of biological processesthat tips the scales in favor of blood vessel formation--leading to tumorgrowth--was unclea...B-Vitamins Lower Homocysteine Levels In The Blood; May Reduce Vessel Damage In Stroke Patients
...ms and that lowering homocysteinemay have multiple biological effects on endothelial cells," Macko says. "Thisis a complex topic that we are studying. The big gap in our information is:What happens in humans if you lower homocysteine?" Co-authors include Steven Kittner, M.D., M.P.H., Dorothy Kimberly ...USGS Cautions Proper Use Of Pepper Spray To Avoid Bear Attacks
... As the nation's largest water, earth and biological science and civilianmapping agency, the USGS works in cooperation with more than 2000 organizationsacross the country to provide reliable, impartial, scientific information toresource managers, planners, and other customers. This information is gathe...