Well-nourished women maintain ability to ward off disease in old age
...y offer a natural means to maintain the ability to fight off germs and reduce illness in old age, she adds. The results of the study are detailed in the current issue of the journal Mechanisms for Aging and Development. The authors are Deanna Krause, Dr. Ahluwalia's former master's degree student; Dr. And...UF researcher develops high blood pressure drug using gene therapy technique
...dizziness, fatigue, cough and impotence. The drugs fight the condition by blocking the action of certain hormones, slowing heart rate and decreasing the force with which the heart muscle contracts. The idea of developing antisense medicines is increasingly attractive to scientists who have been scrutin...Researchers find structure of enzyme that catalyzes 78-million-year reaction
...ing Viagra." Other enzyme antagonists are used to fight the virus that causes AIDS and to lower blood pressure in patients with stroke and hypertension. "From our standpoint as basic scientists, this work is really exciting because it increases our understanding of how the enzyme does such a difficult jo...Bacterial strain may help clean up harmful industrial waste
...ens, Ohio -- Mother Nature has a special weapon to fight off threats to her environmental health: bacteria. But just how these tiny microbes do their work remains a mystery, one an Ohio University microbiologist is trying to unravel. Under his microscope is a bacterial strain called T1 capable of breaking...Scientists discover key molecule in transmission of AIDS virus
...ls and eventually overwhelms the body's ability to fight infection. This research shines a spotlight on the first encounter between HIV and cells in the body. It offers fresh avenues of research for developing innovative treatments for AIDS, and may lead to vaccines that could prevent the virus fro...Study points to U.S. as generator of greenhouse gases
...nce that the U.S. had already done its part in the fight against global warming, that we were not contributing much to the problem." The new research refutes that conclusion. In their Vegetation and Ecosystem Modeling and Analysis Project, or VEMAP, the group of scientists found that atmospheric fertiliza...Completion of the Drosophila genome sequence
...earch using Drosophila has enormous value in the fight against human disease. This occasion caps a century of ground-breaking discoveries made using Drosophila , several of which were recognized by Nobel prizes. These include the demonstration that radiation causes mutations and the discovery of gen......sm by which two currently used clinical antibodies fight tumors. The finding, reported in the April issue o...e conventional method for developing antibodies to fight tumors has involved focusing on contact between the variable region and the tumor cell. For years, s...New antioxidant vitamin RDAs better, but not good enough
... not the amounts that could clearly help us in the fight against cancer, heart disease, stroke and other chronic health problems." Both clinical and epidemiological studies by numerous researchers provide a wealth of evidence, Frei said, that higher levels of dietary antioxidants could help in the battle ...Oxidants play major role in healing of damaged blood vessels
... labeled oxidants as villains in the fight against heart disease. But clinical trials using anti-oxidants against heart disease have been disappointing. New research here is showing these same oxidants are critical for ...Pouch's newfound role tied to potential new treatment for malaria
... -- chemical compounds already used extensively to fight osteoporosis and other bone-related diseases -- have "potent effects" in disrupting metabolism in two other parasites (toxoplasma and trypanosomes). "We believe that pyrophosphate analogs concentrate into these acidic calcium organelles and become to...Researchers find unusual protein in bacterium
...ys Kurtz. Such drugs could provide a new weapon to fight the growing problem of antibiotic resistance, in which bacteria that are normally killed by drugs become resistant to them, he says. The researchers made their initial discovery while searching gene and protein databases, where they observed a DNA se......ost unexpected places. Mothers' and fathers' genes fight for supremacy even outside the womb, say American researchers. They have discovered that marsupials, like placental mammals, have imprinted genes for growth, although their young spend only a short time in the uterus before crawling into their mother...Asprin-like drugs may be useful for cancer treatment, study suggests
...o the field of angiogenesis as a hopeful avenue to fight cancer by more indirect means than traditional chemo- or radiation therapy. Tumors produce growth factors, such as VEGF, to recruit new blood vessels to bring the oxygen and nutrients the tumors need to grow. These vessels also provide a route for me...Spiders get better web sites by rising early
...d that the spiders would wake up every morning and fight with each other to get to build in the safer core of the colony. Actually, nothing like that happens," says Linda S. Rayor, Cornell instructor in entomology. "Instead the larger spiders compete for open spaces within the colony by building their we...Fruit fly model could explain how mosquitoes carry malaria: new drugs and vaccines on the horizon
...ge, was able to destroy Plasmodia in an attempt to fight the infection. These results suggest that the frui...proach will also help scientists understand how we fight infection and will hopefully lead to new ways to treat malaria. One particularly vexing aspect of th...Putting a price tag on paradise
...on approaches 10 billion people, we'll continue to fight over smaller and smaller scraps of land and fewer resources," she notes. "Never before has society been faced with these kinds of challenges."...Canadian scientists find potent antifreeze protein that equips insects to brave winter
...it of the research may be a powerful weapon in the fight against the spruce budworm, the scourge of the boreal forests of eastern Canada, and the mealworm beetle, commonly found where grains and animal feeds are stored. The Queen's researchers have isolated and documented the molecular structures of two "h...Biologists find Peruvian plants inhibit growth of TB bacterium
...t may significantly influence the direction of the fight against tuberculosis (TB) worldwide. Walter H. Lewis, Ph.D., professor of biology at Washington University, and his colleagues examined about 1,250 plant extracts returned from Peru and found that 46 percent showed an inhibition against Mycobacterium......ubunit, paving the way for more effective drugs to fight infection. The findings, published in two separate articles in this week's issue of the journal Science, were derived in Yale laboratories led by Thomas Steitz, the Eugene Higgins Professor of Molecular Biophysics and Biochemistry and investigator...