Erodible plastic microspheres could be effective oral drug delivery system
...e gastrointestinal tract before transferring their contents overtime into the circulation system. "The study indicates uptake of entire microspheres by specific cells,particularly absorptive cells of the small intestine," Mathiowitz said. "Thisallows us to think that a system can be developed to deliver a va...Penn State Researchers Study Used Mushroom Compost
... Other analysis will investigate the soluble salt contents of the compostand the nitrogen content and composition. The leachate collected from thelysimeters will be analyzed for the same organic and inorganic contents. "When we are done, we should know what is going on in the weatheringcompost, wha...Wild Plant Genes Increase Food Production
...ty by 48 percent for yield, 22 percent for soluble contents and 33 percent for fruit color. Tanksley said this research has been confirmed around the world under a variety of conditions, and fruit size has been increased in tomato lines by introduction of genes, identified through genetic mapping, from the t...Low Cholesterol? Reduced Sodium? What Do These Terms Really Mean?
...terms corresponded to consumers'perceptions of the contents of food products labeled with these terms. As evi...rent that subjects haddifferent perceptions of the contents of the four different flavors of soup.This was expected because of the differing expectations for me...Gene Transfer Process Generates Seedless Summer Days
...ween 50 to 100 percent higher solids. "High solid contents of tomatoes are desirable and economicallybeneficial to the tomato processing industry," Li said. "Ourtechnique can reduce the yield-loss problem caused by poorpollination." Li said the same gene transfer process can be used to produceseedless cucum......chia coli leads to elevated phosphate contents of the synthesized glycogen. The existance of the R1 protein is not confined to the Solanaceous species; corresponding sequences are also found in Arabidopsis and rice, but not in bacteria, mammals and yeasts, indicating tha......ed the technique that allowed them to read out the contents of individual vesicles in the journal Science ea...ells send and receive vesicles one at a time. "The contents of one vesicle are enough to stimulate a cell," says Richard Scheller, professor of molecular and ce...Peas With Built-In Weevil Resistance
... protein that blocks the normal digestion of seed contents by weevil larvae, so they don't grow and develop into adults," Dr Higgins says. "Weevils can reduce yields by 25 to 30 per cent," says Dr Higgins. "Any sign of weevil damage will cause the peas to be downgraded in quality, with a corresponding ...Waste Asphalt Doesn't Pollute Groundwater, UF Researchers Say
...terial in water-filledcontainers, then stirred the contents with a machine for several hours.Pollutants including heavy metals, polynuclear aromatic hydrocarbons andvolatile organic compounds were found to be at levels below federalstandards or were not detected, Brantley said. In the other tests, the...Scientists At UNC-CH Find Aberdeen Pesticide Exposure, But Few Symptoms
... in 1998, should help limit future exposures tothe contents of the dump sites." The Aberdeen Pesticide Dumps Site is a National Priority List SuperfundSite consisting of five former plants and dumps in and around Aberdeen, thescientist said. The study was conducted because of concern about possibleth......intracellular structures, increased motion of cell contents (cytoplasm) towards the penetration site can be...cope as a rapid and sudden collapse of the cell contents around the intracellular fungal structure. Furthermore, the plant cell releases toxic compound...Studies Suggest Cold Can Protect Valuable Papers
...ratures forvarious time periods, then examined the contents to see how far the reaction hadprogressed. The results yielded reaction rates that could be extrapolated toroom temperature, at which the rates are far too slow to measure directly, thescientist said, "even for an unusually patient graduate student."...Babbitt To Help Explore Depths Of Lake Tahoe
...pest part of the lake at about 1600feet. Reported contents include sunken ships and aircraft. Babbitt will board the USGS ship on Wednesday, Aug. 12, 1998 at 9:00 a.m. at the Tahoe City Marina at the Boatworks in Tahoe City, Calif. Press will beallowed to board the research vessel between 7 a.m. an...Wistar Scientists Locate Genes Involved In Mammalian Tissue Regeneration
...he researchers have not yet identified the precise contents of eachlocus, or region, one potential gene is a receptor for retinoic acid, known toplay a role in developmental processes and the growth of skin. Interestingly,retinoic acid is also involved in amphibian regeneration. Similar to what has been seen...Monkeys Have Numerical Abilities, Two Columbia Psychologists Report
...ey hadlearned some numerical rule for ordering the contents of the pictures," Ms.Brannon said. To test whether the monkeys understood the ordinal relations betweennon-consecutive numbers -- that, for example, five is greater than three -- Ms.Brannon and Prof. Terrace gave the monkeys a new set of prob...New "Bacteria Bashers" Wipe Out Infection
...atty substance. Once itsmembrane is punctured, the contents of the bacterium spill out and itdies on the spot. Having characterized this bacteria-bashing mechanism, Shai's team went on to synthesize novel antimicrobial peptides that are morestable and long-lasting than the natural ones. They hope that thesepe...Oil Spill Cleanup Product Made From Sugar Byproduct
...when an oilpipeline or a barge leaks and spews its contents on the water, the marsh itselfbecomes a major obstacle to cleanup equipment. But a biodegradable product that can clean up spilled oil in thosehard-to-get-to places now is on the horizon, thanks to the work of a researcherat the Louisiana Sta......tem, such as Europa, the Moon, andMars. "The exact contents of the Experimenter's Kit are still up in the air,"continued Noever, "and there are many candidate micro-organisms for thisexperiment, including yeasts native to Antarctica, bacteria from Russianvolcanoes, and others. We have to decide which microbes...New Clues To Evolution Of Human Brain
In her quest to examine the contents of consciousness, a scientist at The JohnsHopkins ...y, who is discretely examining what she calls "the contents ofconsciousness," functional imaging has advanced her work considerably. Besidesrevealing clues abou......ations in this press conference. Since thespecific contents may be subject to embargo by a non-AGU publication, we arewithholding details until that situation is clarified.(Relates to Sessions P31A, P32A) Yucca Mountain: Safe Storage for Nuclear Waste? June 1, 12:15 P.M. - Room 111 The Department of Energy ...