Duke Researchers Discover Central Role Of Nitric Oxide In Hemoglobin Action
...r in an interview."Oxygen delivery is essential to life and a deficiency in oxygen isassociated with diseases of every organ. The same picture is gradually emergingfor nitric oxide (NO). Understanding delivery of both in concert could haveprofound therapeutic implications. "The duet of hemoglobin...Heat-loving Microbe Repairs Its DNA With Light
...ince the precise structure of DNA is essential for life and reproduction, it would seem logical that the S. acidocaldarius cell should have particularly effective ways of repairing damageto its DNA," said Grogan. Grogan tested the microbe's repair capabilities by artificiallydamaging the DNA of live S....Nutrition Study Reshapes Strategies For Athletes
... of low-fat milk and meat, and somefoods that make life interesting."...Water Recycling Project Tested in Turkey Plant
...lsafety of the products and can extend their shelf life during refrigeratedstorage. The Food and Drug Administration has not approved direct application ofozone to poultry, but AWPI has received permission from the agency to beginwork on testing the procedure. "Direct application of ozone in the future ...Photosystem I -- An Intermediate Step -- May Not Be Necessary For Plants
...developed mutants of a green alga to find this new life process. "It is a very important discovery; I didn't believe any of this stuff when it was first reported. I thought it was impossible, but cooperation between the two labs showed it was possible," Owens said. Owens does not know how this discovery ...Nitric Oxide May Hold Key To First Treatment For Deadly Form Of Malaria, Duke Scientists Report
...universal signalingmolecule that can control basic life processes down to the level of thegene, the master...-off switch for thousands of proteins that control life processes. Although the discovery was made in bacteria, the team believes that humancells a......ing a human gene ifan analogous gene fromany other life form isalready known. While other techniques alrea...le to overcomeformidable obstacles. In very simple life forms, such asbacteria, genes are written into theorganism's hereditary material ascontinuous string...Nitric Oxide Found To Control Cells By Turning On Genes; Suggests New Role In Health And Disease
...universal signalingmolecule that can control basic life processes down to the level of thegene, the master...-off switch for thousands of proteins that control life processes. Although the discovery was made in bacteria, the team believes that humancells a...Human-Like Ability, Categorical Perception, Found In Insects
...apability, called categorical perception, when its life (or love life ) is at stake. "Crickets -- and probably many other types of animals -- have found a simple way to ...Major Plant Genome Research Project Underway
... complete catalog of all the genes involved in the life cycle of the typical plant, from seed to flower and fruit," says Martha Krebs, director of DOE's office of energy research. Applications of the genetic information learned could be used to meet a number of DOE needs: improved quality and quantity of...Researchers Identify A New Cellular Structure: The "Dumposome"
...A." Dumposomes appear only briefly during the life cycle of Tetrahymena. Over a five-hour period during reproduction,molecules of a structural protein known as Pdd1p coalesce to form about a dozen circular dumposomes -- each only one-thousandth of a millimeter in diameter -- on the inner edge of the ...Researchers Find Genetic Clues To Intestinal Disease
...searchers found that the disease occurs earlier in life in people whose parents also have a history of Cro...n's disease anaverage of about 11 years earlier in life than the older one. Among the multi-center patients, younger members of pairs of Crohn's disease pat...Six-Year Drilling Project to Uncover One Million Years of Earth History
...lore types of volcanic hazards that occur over the life of a Hawaiian volcano, movement of groundwater deep within the volcanic complex, and the earthquake cycle that occurs on the Big Island. The new project will build on results of the successful pilot drill hole project completed three years ag...Antarctic Science Season Gears Up With Searches for Meteorites, Neutrinos, and New Life Forms
...trictly lacking in oxygen -- places where no other life can endure. Recent studies, however, rev...parable in size to Lake Ontario. The lake and any life it may harbor have apparently been sealed off from the atmosphere for hundreds of thousands of years...Study Examines How Mechanisms Evolve To Regulate Bee Development
...or a mate earlier, but drones that mate earlier in life dieearlier....KU Researcher Eyes The Rain Forest Through The Trees
...restation trend and possibly turn the native plant life into a profitable resource. "In the countries where I have worked, such as Panama, Nicaragua and Costa Rica, there is a real concern that they have overextended themselves in deforestation," she said. Terwilliger believes that if countries realize t...Methane Deep In Ocean Crust Could Feed Chemical-Hungry Microorganisms
...rce bolsters speculation about how pervasive these life forms might be. Kelley has been studying the source of these nutrients in what is called "layer three" of the oceanic crust. Located at a depth of about two and a half miles, this layer consists of rock that was once part of molten magma chambers...Urbanized Watersheds More Sensitive To Climate Change
... that stand to lose the most in property and human life if flooding occurs. "If the greenhouse effect causes global warming, everyone is pretty confident that temperatures will increase, but how much precipitation will change is hotly debated," says De Walle. "We are interested in the effects of pr...Stronger Evidence That Global Climate Change Can Reduce The Variety Of Life
...hat globalclimate change can reduce the variety of life forms on Earth, according toa report released Thur...ral ormanmade-could further affect the richness of life on Earth beyond the riskalready posed by habitat degradation and other environmental effects." ......tal, and Jean Hartford-Todd,a child and adolescent life specialist at Duke Hospital. The students, in turn, find "it's quite a demanding course in termsof time commitment, so they really have to want to do this kind of work,"Bohs added. Feldman, of Clifton, Va., and Maciolek, of Hales Corner, Wisc.,are b...