New Biomaterial May Replace Arteries, Knee Cartilage
...because of its attraction to water; researcherscan adjust its mechanical strength as needed; it is compliant like normal bodytissue; and it is made from an organic polymer, rather than silicone. Researchers have completed initial laboratory testing, secured investorsfor a private start-up company to......to allow a simple blood test. While using RRM1 to adjust treatment decisions is in the distant future, Beplersaid, a closer goal may prove to be even more important. The gene, he said,could "make a great target for chemotherapy agents." As it turns out, RRM1 is known to be vital to the life of a cell. Eve...Researchers Determine Three Dimensional Structure Of Melatonin Producing Enzyme
...n of drugs to fight jet lag, to help shift workers adjust to variable schedules, and to combat depression. The finding, appearing in the January issue of Molecular Cell, represents the first time that the structure of a protein involved in regulating the body's day/night rhythms has been determin...Farmers Can Afford To Clean Up Gulf Of Mexico, Analysis Shows
...ices, exports and land use. "We found that you can adjust farm practices and reduce nitrogen losses by about 20 percent without causing serious dislocation in agriculture," Doering says. "Beyond that, there is serious disruption in terms of high food prices, an increasing drop in exports, and a loss of farm...Gene Therapy Incorporates Molecular Rheostat For Controlled, Long-Term Drug Delivery
...d can have side effects, so being able tocarefully adjust their levels within a therapeutic window is going to be key." The new method has some distinct advantages over current drug deliverysystems, Gilman adds. With oral or injectable drugs, the patient experiencespeaks and valleys in the amount...Four More Lemurs To Be Released Into Madagascar Jungle This Fall
...ituation in cages in the jungle, during which they adjust tolocal foods and climate, the lemurs will be released to join another group ofcaptive lemurs released last year, as well as a dwindling population of wildlemurs. The females Dawn and Jupiter have been undergoing "boot camp" at theDuke Univer......r than consort with the big lug chosen forthem. To adjust for such problems, the researchers carried out three completereplications per treatment over 10 generations and compared offspring for suchqualities as age-specific adult survival, larval competitive ability, wing sizeand sex-comb tooth number. (The ...A 300-Million-Year Old Twosome: The Cycad And Its Pollinator
...ssary pollenfor germination. The pollinators even adjust to the 2- to 3-year reproductioncycle of thecycads as the end-of-the-season larvae conveniently go into a dormancy stageinterrupted only by the mature cones' aroma of the cycads' next reproductioncycle. This age-old plant reproduction system beats ...Genetic Defect Protects Against Smoking
...ers. As well, since dependent smokers must adjust their smoking to maintainconstant blood and brain nicotine levels, those with a defective gene resultingin impaired nicotine metabolism smoked an average of 129 cigarettes a weekcompared to the 159 cigarettes a week smoked by people without the defec...Increased Interest In "Smart" Materials Is Reported
...n artificial limbs--in which they could sense and adjust tochanges in temperature, pressure, electrical current, pH balance and magneticfield, according to James A. Harvey, who is an adjunct professor at OregonGraduate Institute and a researcher at Hewlett Packard Company in Corvallis,Oregon. This could...U-M Engineers Win Army Grant To Build Artificial Eye
...ariable focal length lenses that, like the eye,can adjust to every depth of field. In addition, the device will have to have asufficiently wide array of lenses, as well as the proper processinginstructions, to achieve peripheral "vision." The detectors will also have tobe able to "see" everything from dee...Research Aims At Nation's First 'Smart' Ground Water Regulations
...ptable and what's not acceptable for that area and adjust the application rates without any direct human involvement. "A lot of the technology needed to make this happen is already in place." Engel says this type of system could greatly reduce the amount of chemicals moving into ground water. "There will st...First Planned Release Of Captive Lemurs In Madagascar Wilds Expected In Fall
...and."On a soft release, you try to help the animal adjust to that firsthabituation period." The animals' new home will be Betampona Natural Reserve, a protectedarea of more than 5,000 acres. It is one of the few remaining parts of thelowland rain forest that once dominated much of eastern Madagascar. Mosto...... upon the quality of incomingwater, the processors adjust the amount of ozone to maximize bacterial destruction,Baldwin said. AWPI personnel and UA Food Safety Consortium researchers Amy Waldroup andRichard Forsythe conducted tests of the system to determine what level ofozone usage would be most efficient...