Basin Traps Air Pollution In Mexico City: International Study Has Implications For U.S. Cities
...rate alsois implicated in the production of ozone, another irritant that makes breathingdifficult. An international team of scientists conducted the study, which was partof the Department of Energy's Atmospheric Sciences in Complex Terrain program --a long-term effort to study the effects that geogra...Lethal Parasite Prime Suspect In Fish Kills At Salton Sea
...ism toxin for the birds. In August 1997, another outbreak of botulism occurred in fish-eatin...ed in fish and birds, Amyloodinium represents another threat to the overall health of the Salton Sea ecosystem. The USGS-managed Wildlife ...Gene For Last Major Form Of Batten Disease Discovered
...e been partially successful for Gaucher?s disease, another metabolicdisease caused by a defective lysosomal enzyme. However, researchers mustovercome many technological problems and find a way to circumvent theblood-brain barrier for gene therapy or enzyme therapy to be successful forBatten disease. Discov...New, Environmentally Friendly Technique For Separating Liquids Invented At UNC-CH
...al process for separatingliquid chemicals from one another -- a technique that promises to cut release oftoxic substances into the environment -- has been developed by chemists at theUniversity of North Carolina at Chapel Hill and colleagues. "Liquid-liquid separations are an important process in man...Bowman Gray Scientists Find Novel Way To Block AIDS Virus
...itsultimate downward spiral. Last year, in another dramatic discovery, a genetic defect in achemokine coreceptor was found to protect individuals with this defect fromHIV-1 infection. These genetically defective individuals remain healthy,because the usual functions of a defective chemokine receptor......lear factor kappa-B. They found that Vpr activated another factor calledinhibitor of kappa-B to neutralize nuclear factor kappa-B, largely shutting downproduction of the cytokines. In addition to Weiner and Ayyavoo, coauthors based at Penn include S.Mahalingam, PhD; Sagar Kudchodkar, PhD; and William...Further Proof That An Altered Rb-2/p130 Gene Leads To Lung Cancer
...protein to determine genetic susceptibility. Still another test being studied involves using Rb-2/p130 protein as a tumor marker to learn when patients have developed lung cancer. Lung cancer is notoriously difficult to treat. The earlier the disease can be diagnosed, the better the chance...Purdue Research Shows Omega-3S Benefit Bone
WEST LAFAYETTE, Ind. -- Add another star to the list of health benefits associated with omega-3 fatty acids. Recent Purdue University research shows that they also help bones grow. "Past research showed that eating more omega-3 fatty acids could decrease coronary heart disease risk and...Genetics Debate Suffers From Misinterpretation, Scholar Says
...t, Hirsch said, becauseit does the same thing. In another Genetica article, Gordon M. Harrington of the University ofNorthern Iowa challenges some of the 25 points made by 52 experts who endorsed"The Bell Curve" in a December 1994 opinion piece in the WallStreet Journal. The endorsement, Hirsch said, came b...New Ultrafine Metal Powder Production Process
...te silver from spent photographic solutions is another possible application. Singh notes that the reaction materials used in the new process are environmentally friendly. Hydrazine, a carcinogen, is used in the commercial reactions most often used to produce silver powder currently. Sing...Study Shows Hereditary Legacy Of Radiation Exposure
... These cells are then combinedwith four cells from another embryo -- one without a history of radiation-- and allowed to multiply several times. Then the scientists count thetotal number of cells (one of the embryos has a special marker so it canbe distinguished from the other). If there are fewer cells from...Researcher Discovers Plant Genes For Phosphate Uptake
...ates and especially in the tropics, unless we find another source of phosphorus in the world or unless we create plants that are more efficient phosphorus users," says K.G. Raghothama (RAG-oh-TOM-uh), Purdue assistant professor of horticulture. Based on currently known reserves, rock phosphate mines will be ...Biological Clocks No Longer Found Only In The Brain
...ant of the clock gene recently was identified, and another similar gene also has been found throughout the body of mice. According to Kay, the discovery of many non-brain clocks in fruit flies could well be true for humans. "In this case it might mean that our skin, liver or other peripheral tissues have t...Harbor Branch Oceanographic Institution Receives $1.1 Million Grant From National Cancer Institute
...; those studies not being anticipated for at least another five years. However, the objectives of the Harbor Branch grant will be used to evaluate the effectiveness of discodermolide on experimental models of human lung, breast and ovarian cancers and to isolate and evaluate both natural and synthetic, chem...Penn State Erie's Sea Grant To Focus On Ecology, Economic Development
... area. The Sea Grant initiative received another $100,000 from thePennsylvania Department of Environmental Protection, Pennsylvania Department ofConservation and Natural Resources and the Pennsylvania Governor's Office, and$50,000 from Penn State. The Behrend College plans to appoint an expert inc...Human Breast Milk Contains Obesity Hormone
... mothers don't produce very much leptin. This adds another interesting twist to this story, because if leptin is important for infant development, these varying levels may mean that some infants are at a disadvantage." Another theory about how leptin could be important is that leptin may play a role in p...Genetic "Short Circuit" Leads To Cleft Palate
...ent genes and gene products that interact with one another to direct palate formation. The "surge" that causes the circuit to break is an environmental assault in the form of steroid hormones given to the female mice during pregnancy. This is the first time that a cause-effect scenario for cleft palate has...MIT Biologists Identify Aging Mechanism
...sor Guarente, identified the crucial roleplayed by another yeast gene, SGS1, in determining the life span of yeast cells. The gene SGS1 has a DNA code that corresponds structurally to the human gene,WRN. Mutations in WRN result in Werner's Syndrome, a disease whose symptomsresemble a fast-forward aging proce...Researchers Discover New Genetic Risk For Alzheimer's Disease
...eexplained. "And we believe the mechanism involves another protein calledamyloid." In animal models of the disease, other researchers have shown thatincreased APOE levels can raise the amount of amyloid that's deposited inAlzheimer plaques. "So it would seem that a likely explanation for our...Wake Forest University Study Takes Students In Flight With The Albatross
...al hundred miles. The transmitters are then put on another group of birds so as many different albatrosses ca...and are currently monitoring the flights at sea of another 11 ( Click here for details on the birds tracked ). Already, several birds have logged marathon ...