Tag: "greater" at biology news
New Mechanism To Explain Carbon Monoxide Poisoning Identified
...ed more NO being released by cellswith exposure to greater
concentrations of CO. The cells eventuallydied. "This is the first time this mechanism of carbon- mo...
Imaging Studies Illuminate Brain's Response To Cocaine
...MassachusettsGeneral Hospital (MGH) have shown, in greater
detail than before, how specificareas of the human...how the brain responds to cocaineand provides much greater
detail regarding reactions of specific, tinystructures and how they relate to the feelings of the co...
Long-Term Vitamin C Use Cuts Cataract Risk In Older Women
...for 1 to 4 years, 18% for 5to 9 years, and 11% for greater
than 10 years. Of the 26 women who took supplemen... average of 400 to 700 mg per day, and 10 ingested greater
than 700 mg per day. None of the 26 women who had taken vitamin C supplements for longer than 10 yea...
Limits Of Life On Earth: Are They The Key To Life On Other Planets?
...'s moon Europa, are characterized by pressures far greater
than those experienced at earth's surface. Relatively little data exists on the nature of barophilic (high-pressure-loving) life forms, or the pressure boundaries within which life may exist. Douglas Bartlett of the Scripps Institution of Oceanogr...
Oral Vaccine Protects Infants From Severe Rotavirus Diarrhea
... the more severeillness." Aside from significantly greater
incidence of fever in the vaccine group afterthe first dose only (15 percent in vaccinees versus 7 percent in controls), thetwo study groups experienced no differences in side effects, and the vaccine wassafe and well-tolerated. ***The Vaccine*** The...
Husband-And-Wife Team Embarks On Search For Genes Linked To Schizophrenia
...e illness, but genetics may play a role in an even greater
percentage. Our study will try to determine how often the illness and a particular gene, or genes, are seen together. If we can find the gene that causes the illness and then find the product of that gene, we can begin to design more effective trea...
Jefferson Scientists Develop Botulism Vaccine
.... According to Dr. Simpson, there may be far greater
applications of the work in both veterinary and human medicine. The very properties that this molecule possesses are the ones that would be essential for all oral vaccines, he explains. The molecule could be used a...
Reanalysis Of International Data Finds Sharp Decline In Sperm Density
...n the U.S. and other Western countries may be even greater
thanpreviously estimated. Their analysis of data collected from 1938 to 1990 indicates that spermdensities in the United States have exhibited an average annual decrease of 1.5million sperm per milliliter of collected sample, or about 1.5 perce...
Eating Lake Ontario Fish Linked To Shorter Menstrual Cycles; Consumption May Delay Pregnancy
...luding PCBs at a level estimated to be 4,300 times greater
than through exposure in the air or via drinking water. Many of these chemicals accumulate in the body. Lake Ontario fish are reported to have more than twice the amount of dioxin, mirex and PCBs than fish from the other Great Lakes, a finding that...
Green Tea Ingredient Can Kill Cancer Cells
...e feels that this finding leads investigators to a greater
understanding of the mechanism involved in the process. If they can decipher the molecular mechanism by which green tea imparts protective effects, the knowledge may provide opportunities to interfere with cancer development through administration of...
Peptic Ulcer Treatment Improves Health, Saves Money
...lcer reduction and health care cost savings may be greater
in the larger number of patients with previously documented peptic ulcer disease in whom the diagnosis of H. pylori was never established." The study determined that after one year, patients who received immediate H. pylori treatment had a 22 pe...
Regulator Of Fat Thermostat Found
...heirblood, possibly because their bodies contain a greater
percentage of fat. Thedifferent concentrations of sex hormones in men and women also may play a role.Some long-term studies have suggested that insulin elevates leptin levelsslightly. Insulin affects energy supplies by triggering cells to take up glu...
Virologists Track New Influenza Threat
...ferent each year and requires new vaccinations. Of greater
concern to virologists is a "shift," which occurs when a radically different strain enters people. A shift is believed to occur when genes from two different strains mix together. ...
National Laboratory Known For Environmental Technology Directing Attention On Solving Agriculture And Food Processing Problems
...ld will have to producemore food while paying even greater
attention to other global issues such asnatural resource management and environmental protection. Pacific Northwest National Laboratory, a leader in environmental andenergy sciences, now is focusing its scientific and technological resources ...
DNA Enzyme Works In Crystal Form; Yields New Insights Into Gene Copying
...rectly to new cancer treatments, Beesecautions, "a greater
basic understanding of the cancer process often leads toinsights about how to affect it." The biochemists also will perform experiments to sort out the chemicalsteps by which polymerase copies DNA, Beese said. "The structural details of howt...
Family Ties To Sudden Cardiac Arrest; Study Finds Risk Goes Up 50 Percent
...rt attack orsudden cardiac arrest may experience a greater
risk of sudden cardiac arrest bysmoking or by developing elevated cholesterol than someone without a familyhistory," says Friedlander. Identifying the genetic and/or environmental factors involved in theassociation between family history and ...
Even Moderate Air Pollution Reaching Eastern Wilderness Decreases Mountain Hikers' Lung Function
...rs with a history of asthma or wheezinghad an even greater
decline: Their ozone-related changes were approximately fourtimes greater
than those of the remaining subjects. The researchers say theseeffects are important because they oc...
Good Ergonomics Is Good Economics
... to result in significant cost savings, as well as greater
employee satisfaction and improved quality of work...agerial processes eventually will result in a much greater
increase in productivity. Fine assembly workstations. Typical workstations at a major electronics a...
UF Researchers: Development Promotes Disease Among Gopher Tortoises
...at increases contact among tortoises and creates a greater
chance of spreading Upper Respiratory Tract Disease, which destroys the respiratory tract and olfactory senses. "This is an ideal situation for the spread of most infectious diseases," she said. Paul Klein, a UF professor of pathology...
Low Cholesterol? Reduced Sodium? What Do These Terms Really Mean?
...ment. METHOD Subjects Fifty subjects from the greater
Miami metropolitan area were recruited forparticip...t. These kinds of considerationsseem to have had a greater
effect on subjects' perceptions than the FDAregulated quantifier terms. DISCUSSION There are sev...
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