Digital Speech Analysis Tests Sobriety
...lve very few calculations." The analysis would be done by computer, based on a mathematicalformula that would yield a percentage probability as to whether thespeaker was intoxicated. The only stumbling blocks could be recording quality and legalissues, such as a person's refusal to give two samples for ...Chemists Develop Probe To Detect Changes In Imaging Agents Inside Body
... In fact, all of the preliminary research has been done usingrhenium complexes instead of technetium to avoid the difficultiesof working with radioactive materials. Rhenium is chemicallysimilar to technetium, but does not carry the same radioactiverisk. The research is funded by the U.S. Department of Ene...A Surgical Semiconductor Laser With More Precision And Power
...g gum surgery, or treatingglaucoma. The work, done by graduate student <AHREF="http://www.optics....ca in Rochester. Most laser surgery today is done using more powerful and expensive gas lasers, since their semiconductorcounterparts usually lack the...NIAID Stops AIDS Study Prematurely Because Drug 'Cocktail' Boosts Survival
...ted in the trials," Eron said. "They not only have done something that will improve their own care, but they have volunteered to do something that will clearly improve the care of many patients afterwards. "Treatment with the triple-drug therapy is not easy because of the large number of pills patients h...Duke Study Uses Tiny Temperature Changes To Probe Water-Exclusion At Protein Binding Sites
..." he said. Much of his work in this area was done in collaboration with TerrenceOas, a Duke assistant professor of biochemistry, Toone said. He also citedvaluable help from Edward Arnett, a Duke R..J. Reynolds professor emeritusof chemistry who did early work on the solvent isotope effect while at t......rs," Lewin said. "For the most part, this has been done with ultrasound or CT to place a probe in a patient using an amount of energy that is expected to treat the tumor. Then they follow up with some kind of imaging to see if it was successful. "In our protocol, we can interactively vary the ener...New Test May Improve Treatment Of Kidney Disease
...cessary. More investigation still needs to be done on this technique, says Briggs,because these types oftests do not necessarily predict how the drugs will respond inside the body. Patients who wish tovolunteer for the studies can call (410) 955-5268....Benefits Of Annual Mammography Outweigh Radiation Risks Of Cancer
... are given annually compared to 39 percent when done every other year. The more often a woman is screened, the more likely breast cancer will be caught early and treated more effectively. "The real risk is not in getting mammography," says Dr. Feig, "but in not getting mammography. T...Cardiovascular Costs, Deaths Projected To Rise In 1998
...f $20,370. A total of 404,000 such procedures were done in 1994.Perhaps because of a shortage of donated organs, surgeons performed 16 fewerheart transplants - a total of 2,345 - in 1996 than in 1995. Most recent costestimates for heart transplants are for 1993 when the first-year cost averaged$209,100. T...Rats Receiving Ginkgo Biloba Learn Quicker, Live 20 Percent Longer Than Controls, UB Study Finds
...own positive results, but little research has been done to replicate these findings in animals, Winter said. Winter's earlier research with rats showed that a set of tasks performed in an apparatus called the radial maze could reliably detect deficiencies in learning and memory related to age. In t...Radon, Especially In Combination With Smoking, Contributes To Lung Cancer Deaths
...ners continues to be monitored, and as studies are done to measure directly the effects of radon exposure in the general population. The study was funded by the Environmental Protection Agency. The National Research Council is the principal operating arm of the National Academy of Sciences a...Enhancing Night Visibility Using UV Technology To Be Tested On Virginia Tech's Smart Road
...esearch; DavidSliney, a private consultant who has done research dealing with UV headlightsystems and their effects on human health, and Andrew Farkas, a transportationeconomist, planner, and educator with the Morgan State University Center forTransportation Studies. The aim of the research proje...New Math, High-Tech Imaging Solving Old Riddle: How Does The Brain Operate When We Think?
...ng of the experience of thinking. The work, done in animals, offers promise for studying the brain at work,by measuringnot only how much extra blood gets sent to thinking areas, but also bycalculating how muchoxygen those areas are using. Using a kind of imaging called functional MRI(fMRI), scienti...Hospitals Discourage Consumer Questioning Of Bills, Study Suggests
...with goodwill and descriptions of favors they have done for patients inan effort to diminish consumer attention, said the study. An example of such awritten or verbal communication with a patient about a bill would be, "[Thehospital] is pleased to provide you with an itemization of charges you incurreddur...Exercise, Classroom Instruction Cut Kids' Cholesterol, Study Finds
...s important because the few studies that have been done before on thislooked at younger children, and none has tested older children the way we did." "We strongly believe that if such programs were adopted statewide, inthe future we would see a reduction of heart disease in North Carolina." ...Tackling The Long Term Problem Of Antibiotic Resistance
...esistance arise; whose fault is it and what can be done to overcome the problem? Contact: Professor C Hart, Professor of Medical Microbiology, University of Liverpool, PO Box 147 Liverpool cahmm@liv.ac.uk...Chemical Society's Highest Award Goes To Ronald Breslow
... Today andTomorrow] to "explain what chemists have done and intend to do," for example. Healso spurred a movement for all scientific societies to join as a single lobbyfor Congress. "There are 130 organizations now that are part of a massive effort tomake sure science gets sufficient funding," he...Cost-Effective Treatment Possible In Africa For HIV-Positive Pregnant Women If Drug Prices Lowered
...ianeWara, MD, UCSF professor of pediatrics who has done extensive work in this area. "While this protocol has great implications for efforts to stem verticaltransmission, it is not practical in Sub-Saharan regions because women normallydo not seek prenatal care this early in the pregnancy and this long co......According to Bigner, the Duke treatment, which was done on 34 patients,began with the careful surgical removal of a patient's main tumor mass by AllanFriedman, professor of surgery and chief of the division of neurosurgery. While such surgery usually excises the main tumor mass, it cannot removeth......s June 16-24 to discuss the research that has been done and vote, on thelast day, on what it indicates. The meeting will be at the Northland Inn,Brooklyn Park, Minn., near Minneapolis, and some public comments can be made byprior arrangement. For the full agenda, additional information or registrationin...