DNA Imaging to Design Better Drugs
...ent ofWilliams', prepared highly purified drug-DNA samples for the project andcurrently is obtaining images of new DNA complexes. Williams and Bottomley presented this work during the 211th <AHREF="http://www.acs.org/">American Chemical Society nationalmeeting in New Orleans in late March, and have...Digital Speech Analysis Tests Sobriety
...mple?" To find out, Pisoni and Chin sent Cummings samples of sober andintoxicated speech from four different...s database has shown that a personlistening to the samples can reliably discriminate between sober andintoxicated speech. Acoustic analysis also has shown tha...Chemists Develop Probe To Detect Changes In Imaging Agents Inside Body
...the heart tissue. "We can get these fibers as free samples and simply take outa single fiber and make it into a sensor by coating it with thepolymer that gives us the selectivity needed to detect theimaging agent in the presence of other compounds in tissue. Thenwe insert it into the organ of the animal, and...Early Menopause Stress Related In Developing Countries
...ied twice weekly questionnaires and morning urine samples for a year. "Some women who said they were meno...man. "Preliminary analysis of the hormones in the samples seem to indicate that some of the women are actually experiencing amenorrhea, rather than menopause...Study Injects New Interest In How Vaccines Work
... study found that aluminum-26 was present in blood samples one hour after the vaccine was injected into the rabbits' muscles, and appeared in urine samples after just four hours. "This means that the particles are dissolving almost immediately because of t...Unpasteurised Milk Is An Unacceptable Risk To Public Health
One fifth of samples of unpasteurised milk are of unacceptable quality ...nd Rampling report research into over one thousand samples of unpasteurised milk, bought in 242 retail outlets in England and Wales. The authors found that 41...Diuretic Drugs May Have Clot-Busting Effects
...ke. In the study, researchers tested blood samples of people to identify the"co-factors" necessary for platelet clumping. They found that one factor is thehormone adrenaline (called epinephrine), which helps stimulate the heart andconstricts the blood vessels -- actions that can raise blood pressure...First Trimester Screening For Down Syndrome Possible, NICHD-Funded Study Finds
...le test that did not involve removing fetal tissue samples from the uteruswould avoid the attendant risk of m...study, Dr. Haddow and his coworkerscollected blood samples from a total of 4,412 pregnant women at 16 prenataldiagnostic centers in the United States. The res...Baby Milk Manufacturers Are Breaking The Rules
...tly apply marketing pressure through free gifts or samples to health workers. Taylor concludes that unless there is a commitment to enforce and monitor the World Health Assembly code nationally, breast feeding will not be protected from the commercial pressures from substitute manufacturers. Contact: Prof...... during the study. The team also looked at tissue samples for a marker of benign disease -- calledhyperplastic epithelial tissue -- and two markers associated with increased riskof prostate cancer -- the presence of precancerous lesions known as PIN (prostateintraepithelial neoplasia) and the rate of cell p...Controlling Collagen Levels May Be Key To Fighting Organ Failure Caused By High Blood Pressure
...tissue samples. Researchers studied blood samples from 26 people with untreated highblood pressure w...ACE-inhibitor, and compared theirfindings to blood samples from a "control" group of 23 people with normal bloodpressure who were not given any drugs. Before ...Study Shows Potential For Quelling AIDS Nerve Pain
...ologybut common in dermatology, they removed small samples of the outer layers ofskin. Under the microscope, the researchers found far fewer of the tiniestsensory nerves in the epidermis than normal. "We suspect other, larger nervesare recruited to take over the missing function," says John Griffin, M.D., ...Electronic Nose Inspects Cheese, Hints At Human Sense Of Smell
... a computerized device that samples scents -- recognizes the unique flavors of ...which can test thousands of samples per day. Still, the machines can't independently gauge the quality of a scent...Study Ties Cerebral Palsy To Inflammation And Blood-Clotting Abnormalities
...ntrations of more than 50substances in dried blood samples from 31 children who had developed CP and 65who had not. Most of the children with CP whose blood samples were examinedwere born full-term and were selected from cases in which there was no clearexplanation......problems. These relative pairs will provide blood samples forgenetic analysis and will be interviewed about their disorder. These sites areseeking people with bulimia nervosa who have a relative with an eating disorderto participate in this study. Because these procedures can be performed where apatient l......ous testing previouslyhave been conducted, but the samples were small and usually limited to one stateand the results varied, Bindman said. The UCSF study included data on a random sample of 835 persons diagnosedwith AIDS between May 1995 and December 1996. All participants had voluntarilysought HI...National Clinical Trial To Test Effectiveness Of Antibiotic Treatment For Coronary Artery Disease
...dheart disease when the bacteria was identified in samples of diseased coronaryartery tissue. Two small trials evaluating the use of antibiotics for patients withcoronary artery disease showed some positive indications. "This large-scale clinical trial will provide substantial evidence abou...Smoking-Related Deaths On The Rise Among American, French Women
... The researchers studied nationally representative samples of 18 to64-year-old French (1,956) and American (20,234) women between the ages of 18and 64. This analysis used two years of data collected by the National HealthInterview Survey in the United States and the Comite Francais d'Education pourla Sante (......with a higher level of majordepression, since both samples had identical scores on the depressionmeasurement test throughout the eight-month study. There were, however,differences among the two treatment methods among those with less severedepression. Participants who were less severely depressed improved......ening is currently too costly. In the past, blood samples to detect (PKU), which leads to mental retardation...efore 72 hours, necessitating either collection of samples afterhospital discharge or use of a lower cut-off value used in the tests. Bothapproaches are costl...