Dangerous Chemical Combination Presents Possible Scenario For Gulf War Illnesses
...icides. This risk factor,which affects only 3 to 4 percent of the population, may boost the toxicityof these ...or some of the more severe symptoms seenin up to 4 percent of the Gulf War veterans," said Abou-Donia. An estimated700,000 military personnel served in the Gul......utmice, we were astounded to find they make only 5 percent to 10 percent thenormal amount of dopamine, about the same as Parkinson's patients,"said Caron. "Yet we thought th...Researchers Pinpoint Site For Petit Mal Seizures In Brain
...or one-fifth of all childhood epilepsies. About 20 percent of children with petit mal seizures aren't helped by currently used drugs and another 20 percent experience side effects, such as inability to concentrate. The findings were prepared for presentati...Tumor Suppressor Gene Located In Liver Cancer Cells
...ene, Jirtle's team found that liver tumors from 64 percent of patients studied had lost one copy of the gene. The deletion of one copy, or allele, means that a mutation in the remaining copy can limit or destroy a cell's ability to produce functional protein. Next, the researchers began the arduous process...Second Breast Cancer Gene Located
...t that women who inheritBRCA2 may have up to an 85 percent chance of developing breast cancer. Members of fam...search Campaign.Researchers estimated that about 5 percent of the breast cancer cases resultfrom inherited genetic mutations. "BRCA1 seems to be respo...Rosemary May Have Anti-Cancer Properties
...igarette smoke.) The rosemary diet reduced by 76 percent the number of instances of DMBAbinding to the mammary cells, compared to rats fed a control diet. In a separate experiment, the researchers fed rats a diet with half as muchrosemary, then gave them half a dose of DMBA. The results were similar:DMBA...Transgenic Rice Plants Resist Insects, Drought And Salt Damage
...plants in the larval stage -- and that is about 70 percent of the known insect pests worldwide. Among crops ...pts insects' digestion -- the strategy is not 100 percent effective in eliminating insects, the Cornell scientists noted. Greater insect resistance can be ea...Race Plus Roaches: A Breathtaking Link
...able levels of cockroach allergen were found in 26 percent of urban and suburban bedrooms, where children spend the most number of consecutive hours. Over 80 percent of the children with cockroach residue in their bedrooms were allergic to the allergens. Other risk ...Mutate Or Die: New Polymerase Gives Desperate Yeast An Option
...o genes that code for the enzyme have only about 5 percent as many mutations as "normal"yeast. Mutation...of DNA that's in all our cells. More than 99 percent of DNA damage in ourbodies is fixed by special repair enzymes. But sometimes these repair enzymes ca...DNA Techniques Allow Scientists To Become Pollution Detectives.
... oyster-harvesting area in North Florida. About 90 percent of all Florida oysters are harvested in theApalachicola Bay area. Lee Edmiston, research coordinator at theApalachicola Bay reserve who helped collect water samples for thetwo-year survey, said bacteria from pollutants causes fecalcoliform counts to ...Researchers Use Hydrated Lime To Reduce Toxic Selenium Emissions
...0 degrees Celsius, and able to "capture"up to five percent of its weight in selenium. At higher temperatures,calcium selenite is thermally unstable, which reduces the efficiencyof selenium capture. The scientists compensated for this by injecting the dry sorbentfurther away from the firing point in a power p...Water Recycling Project Tested in Turkey Plant
... the process enables Cargill to recycleat least 80 percent of their chill water. Researchers are also exploring another use of ozone in the food safety process.The current rules allow application of ozone only when the water passesthrough the cylinders but not in the chiller tanks where the poultry isbeing ...Protein Glitch May Be Early Problem In Inherited Alzheimer's
...ells. It is found in an altered form in nearly 60 percent of all "early onset" familial Alzheimer's disease ...vealed by its absence. Scientists estimate that 15 percent of Alzheimer's patients are FAD victims. A child with one parent with FAD has a 50 percent chance o......ientists reported,and often remarkable --99 or 100 percent accurate. The Proceedings papercontains a listin...ammals,40 of 47 reconstructions wereperfect -- 100 percent accurate. Insix of the remaining cases, wherethe method did not give a perfectprediction, it came cl...Salvage Gene Is At The Root Of Many Mutations
...east without the REV1 enzyme develop less than one percent as many mutations as yeast with theenzyme." In the Nature paper, the Rochester researchers show that REV1 leapfrogs the gap by inserting a defaultbase, cytosine, at the abasic site, allowing the unique zeta DNA polymerase -- recently announced...Hibernation: The Opposite of Sleep?
... The cyclical rewarming, which costs more than 80 percent of the squirrel's stored body fat, has stumped scientists for more than acentury. If hibernation is about conserving energy, why do animals waste crucial reserves bringing their body temperature back up tonormal? Do they need to empty their kidneys? ...Genetic Alterations Linked To Cancer In Some Blood Samples
...genetic alterations in the blood plasma of over 70 percent of patients with small cell lung cancer. The authors speculate that the higher presence of alterations may be indicative of the high propensity of this cancer to spread. In addition to Sidransky, other participants in the Hopkins study include Drs. ......curate characterization of a sample representing 1 percent of the protein in a single red blood cell using el... the work. Their accuracy provides less than 0.01 percent error. "With this, you can also measure masses of individual pieces of a molecule for further chara...Asian Beetle, New In This Country, Threatens Brooklyn's Shade Trees
...rvey of Brooklyn trees in 1990. She found that 27 percent of the 110,000 street trees in Brooklyn are Norway maples -- the trees this new beetle attacks most often. "I think this could be devastating for the city," Bassuk said. "After all, the Norway maple is the most widely planted shade tree in New York ...Study Shows Songbirds Switch From Bugs To Berries To Fuel Fall Migration
... species followeddiets that contained more than 80 percent fruit. Most migrants--the hermit thrush, red-eyed vireo and yellow-rumped warbler,for example--ate berries primarily. The fruits of native shrubs, includingnorthern arrowwood, bayberry and pokeweed, contributed the majority of fruitconsumed. Only a ...