Study Pinpoints Rare Molecular 'Transitions' As Possible Cause Of Skin 'Photoaging'
...xygen. "The initiating molecule has a weak efficiency for absorbing the light,but when it does, it's highly efficient in causing the damaging event."...Upcoming 'Century Of Biology' Given Head Start By NSF Plant Genome Research Program Grants
...se. These resources will provide for much greater efficiency inmapping and identifying the 50,000 to 80,000 genes of maize, say scientists. Once the resources, knowledge, and database are complete, the possibilities areendless, according to University of Missouri researcher Edward Coe. Benefits ofthis resear...New Studies Shed Light On Facial Features Of Popular Dinosaurs
...e supposed to play in feeding and perhaps even the efficiency with which theychewed," Witmer said. Studies of fossil remains of ornithischians suggest these dinosaurs have"features on their jaw bones that require explanation," Witmer says, describingthe features as "excavated areas on the upper and lowe...Major Plant Genome Research Project Grants Renewed
...2000. "Activities will be coordinated to maximize efficiency andusefulness," says Clutter, "and information from the project will be widelydisseminated so that researchers will gain maximum benefits."......nd water levelsduring composting can help increase efficiency and also prevent odors, the studyconcludes. Uncontrolled odors are "one of the most difficult problems facing the compostingindustry," according to the report's lead author Jean VanderGheynst, Ph.D., anassistant professor of biological engineering at...New Contaminant Invades Arctic Air
...centrations of PCBs in the salmon andestimated the efficiency with which the fish retain PCBs as a result of theirnatural diet of smaller fish such as alewife, bloater and smelt. The study alsomeasured the level of PCBs in the smaller prey fish. The findings areconsistent with a smaller, less extensive study ...Boats A Source Of MTBE In Water
...e in many areas of the country to increase burning efficiency and reduceemission pollutants. It has been identified by the U.S. EnvironmentalProtection Agency as a possible human carcinogen. Results of a ten-month study examining MTBE in California's Donner Lakewere published in the Oct. 10 Web...Wake Forest Physicians Demonstrate How Gene-Diet Interaction Affects Cholesterol Absorption
...gene affects dietary responsiveness byaltering the efficiency of intestinal absorption of cholesterol....LSU Agricultural Center Researchers Develop Termite Detection System
...ake about a year to evaluate the effectiveness and efficiency of the system."...New Findings On Receptor Regulation May Lead To Better Drugs For Diabetes
...-specific drugs with fewer side effectsand greater efficiency than "all-purpose" TZDs. Postdoctoral fellow Dalei Shao, PhD, was the lead author on the study,which was funded by the National Institute of Diabetes, Digestive, and KidneyDisease....Researchers Announce Breakthrough In Transgenic Animal Technology
...any, has resulted in breakthrough increases in the efficiency of theproduction of transgenic livestock. Dairy li...hod of gene introduction that greatlyincreases the efficiency of production of transgenic cattle. The transgameticmethod inserts a gene into the unfertilized oocy...Chemists Discover New Processes In Fuel-Cleaning Catalysis
...process, known ashydrodesulfurization, for maximum efficiency and economy, according to Paul S.Weiss, professor ...ility forreacting molecules. "Every little bit of efficiency you can get out of thesecatalytic processes translates into a big effect in terms of results." Thi......ated muscle loss might be theresult of a declining efficiency in the satellite-cell activation process due toa decreased IGF-I signaling capability with age on the part of muscles in needof repair. They hypothesized that using gene therapy to command high levels ofIGF-I production in aging muscle might stimulat...Oil Spill Cleanup Product Made From Sugar Byproduct
.... "Adding microbes to the materialcan improve the efficiency of the process, especially in sandy areas where theyaren't as prevalent," Breitenbeck says. "Inoculating the bagasse with powerful microbes can even increase theeffectiveness where naturally occurring microbes live in marsh mud," he adds. ...Researchers Discover Mechanism That Drives Daily Body Rhythms
... times of day. And certainmedications have greater efficiency and lower toxicity depending on what hourthey are given. "It's a whole area of circadian biology that is coming into itsown," Reppert says. For 25 years, scientists knew a master timepiece was lodged behind theeyes, in a structure called the ...Swimming Proficiency Of Marine Mammals Ranks Them Among The World's Elite Animal Athletes
...s, from horses to killer whales,achieve an optimal efficiency for locomotion that is determined more by theirbas...me may achievehigher speeds than others, but their efficiency -- the amount of energy requiredto move a set distance -- appears to be constrained by a physiologic...Coffee Without Addiction, Possible New Treatment For Osteoporosis, Wrinkle-Free Cotton, And More
...ine's links to the brain and behavior, performance efficiency andcarcinogenesis will be explored. Cocoa and hot chocolate also are examined forpossible cardiovascular health benefits. An Improved Form of Ritalin, With New Uses: Researchers will report on a newand more effective form of this drug for hyperac...Quarterly News Tipsheet -- Research Highlights From Pacific Northwest National Laboratory
...ide efficientspace heating and cooling. Increased efficiency comes from the fabrication oftiny channels within the heat exchanger, where much of the heat pump's worktakes place. Smaller channels result in more effective heat transfer due to theintimate contact between the refrigerant and heat exchanger surfac...Melatonin Shapes Brain Structure In Songbirds
...ow melatonin andtestosterone interact to encourage efficiency in brain volumes during breedingseason. It is suspected, Bentley said, that it would be "energetically costly"to maintain a large volume of SCN year-round, and the influence of melatoninhelps reduce that cost. The study was supported by the Biotechno...New Biochemical Technology Ready To Retrieve, Purify Heaviest Crude Oil
...nitrogen and metals. Besides enhancing the overall efficiency of the refining process, this actionhas a positive impact on factors that can contribute to global climate change. The process also naturally produces surfactants and oxygenates. BioCat, whose mission is to provide technology-based services to the o...