Enzyme's "Magic" May Hold Key to Anticancer and Antimicrobial Drugs
... 1996;93:4057-62. Lead Investigator To contact scientists available for comment, call the NIGMS Office of Communications and Public Liaison at (301) 496-7301. Experimental Rationale Scientists already knew that topoisomerase II binds to double-stranded DNA, severs it...Honeybees In The Wild Nearly Gone In North America
... and varroa mites spread when infested bees comein contact with bees from other hives or when uninfested beesraid the hives of weakened, infested bees, Tew said. "These mites decrease the honeybee lifespan to almost nothing,"he said. "Many bees never emerge. When they do emerge, they'reso weakened or deforme...Water Recycling Project Tested in Turkey Plant
...inistration rules do not yet allow ozone to comein contact with poultry products. The system strips out any residual ozonein the water prior to returning it to the chiller. The system also preventsozone from leaking into the atmosphere. Residual ozone is captured and runthrough a catalytic destruction unit a...Bark Beetle Infestation Spurs Multifaceted Study
...may lead to a better understanding of pre-European contact forest ecologyand shed light on the early history of the area, according to a Penn Stategeographer. Researchers are looking at the history of the forests, the incidence offire and signs of the early settlers -- including Chinese laborers and Basques...Environmental Reform: The Next Generation Project
... Law School faculty lounge. For more information, contact project director Marian Chertow, or project administrator Janet Testa at 432-6197, e-mail jtesta@minerva.cis.yale.edu...Green Glow: Not Only For Halloween
...researchers deliberately changed one amino acid in contact with the green pigment, in hopes that change would make GFP glow yellow, rather than the green of the original protein. It worked, giving biologists a new tool to track the location in a living cell of two proteins simultaneously, and to determine w...North America Hit Hard By Asteroid Strike In Yucatan 65 Million Years Ago
...gy northwest. The oblique angle of the asteroid's contact with Earth coupled its impactenergy with that of the atmosphere and planetary surface to send waves ofground-hugging, vaporous fireballs onward, the study says. This resulted in anextinction intensity most severe downrange of the impact in North Amer...New Sensor Provides First Instant Test For Toxic E. coli Organism
...ms interested in informationabout licensing should contact Viviana Wolinsky in the Lab's TechnologyTransfer Department. Wolinsky can be reached at 510-486-6467 or via e-mail at viwolinsky@lbl.gov . Berkeley Lab conducts unclassified scientific research for the U.S. Departmentof Energy. It is located...Learning From Birds And Bees: Engineers Study Insects For Ideas On Tiny "Micro Air Vehicles"
...ts for propulsion. Butsince the MicroFlyers could contact humans during their search missions,whirring rotor blades or exposed propellers may be too dangerous to use. Batteries or other electrical sources offer another challenge, as doguidance and navigation systems -- and the tiny payloads that willtransm...A Drug Pump On A Computer Chip
...ers have built a prototype drug pump the size of a contact lens, a miniature, closed-loop implant that could monitor its own flow rate to ensure a steady stream of medicine. The pump is still considered large as a microelectromechanical system, in which sensors, actuators and electronics are merged onto...Pets Provide Physiological Benefits For Women Living Alone
... Two of the elderly pet-owners with little social contact bore no great love for their animal companions. These participants had blood-pressure readings as high as the no-pet group. Allen said further research will try to determine if pets have a similar effect on elderly men, and at what age social ...Erodible plastic microspheres could be effective oral drug delivery system
...e of the bioadhesive or "sticky" plasticsstayed in contact with the intestines longer than spheres made of othermaterials. The microspheres moved through the intestinal wall and betweenindividual cells as early as one hour after being fed to rats. After three andsix hours, there was an intense uptake of the ...Prostate Cancer's Aggressiveness May Be Predicted Early By The Ratio Of Free To Total PSA
.... For more information, or to apply for the study, contact the NCI at 1-800-4-CANCER. In 1997, an estimated 334,500 new cases of prostate cancer will be diagnosed, and prostate cancer will be responsible for an estimated 41,800 deaths. Prostate cancer rates are 37 percent higher for black men than white men...Project Shows Native Bacteria Can Destroy Widespread Pollutant In Groundwater
...surface can become contaminated when it comes into contact with the tainted sands that remain. The basic idea behind in situ bioremediation is simple: If you provide naturally occurring bacteria in groundwater with enough air and the right type of food, then the microorganisms may respond by digesting the ...Emory Researchers Advance Gene Therapy Studies For Metastatic Melanoma Treatment
... "In our studies, positioning the GM-CSF in direct contact with the melanoma cells could make a big difference," adds Ansel. "It may pack a much bigger punch than when it is coursing through the circulatory system." Most clinical gene therapy for melanoma now being conducted around the country treats patie...Houseflies May Transmit Ulcer Bug
...ys Dr. Grbel. Houseflies frequently come into contact with human food andexcrement and have been reported to be involved in the dissemination ofnumerous diseases including salmonella. Since they habitually produceand feed on excrement and it is now known that they carry thebacterium, it is possible tha...1996-1997 Human Genome Lecture Series
...by Optical Mapping For more information please contact the Office of Communications, NHGRI, 301-402-0911....To schedule an appointment with the speaker please contact Lisa Brooks, Ph.D., NHGRI 301-496-7531, lisa_brooks@nih.gov . CME credit is available. The Nationa...American Academy Of Ophthalmology Sun Microsystems To Present Technology Seminar
...provided from San Francisco. For more information, contact Scott Burg or Ellen Khalifa at 415-561-8500, e-mail: sburg@aao.org ....Oaks' Defenses Help Gypsy Moth Caterpillar Fend Off Virus
... "Peroxidase just chews up everything it comes in contact with," saysAppel. "It probably inactivates the tannin. PPO, on the other hand, probablyoxidizes the tannin into the products that actually inhibit the virus." The Penn State researcher is looking at caterpillars in the field and inthe labora......n their daughters; orthodontia, weight-loss camps, contact lenses and plastic surgery all followed. "American girls could not help but internalize this powerful imperative [for physical perfection] and, in the process, they developed their own, even more compelling, body projects," writes Brumberg. She show...