USGS Says Central Columbia Plateau Water Quality Impaired by Agriculture, But Some Good News
...shed. A lack of information makes it difficult to assess the significance of finding pesticides in drinking water. "Asscientists, we don't know enough yet about what happens when these pesticides are combined," he said. "In some of the very shallow wells that the USGS installed for monitoring purposes, we ...Despite Odds, Little Known Grauer's Gorillas Persist In Central Africa
...as worked in the Kahuzi-Biega since lastOctober to assess how the war has affected gorilla and elephant populations. So far, he has foundevidence of heavy poaching of both animals. Grauer's gorillas Gorilla gorilla graueri, also known as eastern lowland gorillas, are the leaststudied of the three gorilla su...Bison Grazing Increases Biodiversity In Grasslands
...ong-term field experiments in native grasslands to assess effects of fire, addition of nitrogen, and grazing on plant species diversity. In one experiment, species richness declined on burned and fertilized areas, whereas grazing maintained diversity under these conditions. In a second experiment, loss of...Birds Sing The 'Story Of Their Lives,' Theorize Duke Biologists
...ing," Nowicki said. "For example, the female might assess how precisely themale copied just one element of a song. "We can consider bird song as a sexually selected trait, but we have tounderstand that the focus of selection is on the bird's brain." Nowicki and his colleagues are now conduc...Pediatric Academic Societies Report Progress In Children's Health
...rsity have conducted aseries of clinical trials to assess the effects of providing a doula--a femalecompanion experienced in labor and delivery--during uncomplicated births. Intheir latest study, they examined the impact of a doula in cases of inducedlabor and found that women who received doula support ha...Neurogenetics Lab Scan Suggests Genetic Linkage On Chromosomes 4 And 11
...s (cM) and applied advanced statistical methods to assess results across affected, unaffected, and discordant (one sibling with alcoholism and one without) sibling pair groups. According to Dr. Long, "A finding the strength of ours on chromosome 11 would occur by chance for only 1 in 6 whole-genome scans ...Duke Researchers Finds That Moderate Caffeine Use Boosts Blood Pressure, Potential For Heart Disease
...astolic blood pressure -- the lower number used to assess healthrisk -- was associated with at least a 34 percent increase in the incidence ofstroke and a 21 percent increase in the incidence of coronary heart disease. In another unrelated study, called the Hypertension Detection andFollow-up Progr...Climate Change May Impact Waterborne Diseases
...e looking atLancaster County, Pa., to evaluate and assess the problems and costs associatedwith Cryptosporid...ay," says Kocagil."This makes it very difficult to assess the drinking water problems under aglobal warming scenario." EDITORS: Dr. Kocagil may be re...Mouse Model Of Down Syndrome Offers Glimpse Into Role Of Specific Genes In TheDisorder
...esEpstein, MD, at UCSF should allow researchers to assess potentialpharmacological agents and various forms ... addition, they said, these animals can be used to assess potentialpharmacological agents and various forms of environmental enrichment for theirability to im...Pollution, Food Stress Take Toll On Bald Eagles
...adults and 14 eaglets -- and took blood samples to assess levels of pollutantssuch as dioxins, PCBs and DDEs (a form of DDT). He conducted aerial surveys byhelicopter, counting the number of incubating birds and the number of nestlingsproduced. And he watched eagle nests, from dawn to dusk, for a total of 8...Potential Solutions For Gulf of Mexico's "Dead Zone" Explored
...scleaner ground water. “It’s our job to assess how well these proposed ecotechnologieswill work in dealing with the hypoxia problem,” Mitsch said. “Itjust makes ecological sense to try these kinds of things.”...Penn Researchers Invent World's First Device To Rapidly Assess Lung Function
... the pulmonary disease, target correcttherapy, and assess status of the patients' conditions. MIGET is an established research tool for studyingmechanisms of impaired pulmonary function. With MIGET, traceamounts of six inert gases are dissolved in saline and infusedintravenously. Excreted and reta...Report Focuses On Managed Care Impact In Clinical Microbiology Labs
... inWashington, D.C. The colloquium was convened to assess the impact of current andfuture changes in health care on clinical microbiologists and the practice ofclinical microbiology. "One purpose of this colloquium was to identify the emerging problemsthat have developed as a result of changes in te...A Synthetic Peptide Destroys Brain Plaque Implicated in Alzheimer's Disease
...lso working with animal modelsof other diseases to assess if beta-sheet breaker peptides can be used toprevent abnormal folding of proteins implicated in conditions such as mad cowdisease.......stem transmission of HIV-1. "To accurately assess how easily and how much HIV can be transmittedduring risky sexual contact with HIV-infected individuals, we can't rely onblood tests. Instead, we need to test viral load levels in semen," said Dr.Gupta, who is a professor of infectious diseases and ...Putting A Price Tag On Pollution
...ants are notvery reliable. Public officials cannot assess the magnitude of the pollution aproject is going toproduce, so they have no accurate model to base the fees on. But if they had away to makeaccurate predictions, that would change. They could charge fees and use themoney to preventenvironmental damag...Salamanders May Reveal Best Way To Manage Forests
...ternate management practices will allowmanagers to assess the true costs and benefits of a particular silviculturalpractice," Haas says. The results could also help manage forest recovery fromdisease, insect, wind, snow, and ice damage. The Appalachians, the major mountain range in the Eastern Unite...Transplanted Skeletal Muscle Mimics Heart Muscle; Helps Failing Heart Pump, Duke Researchers Say
... the laboratory for about twoweeks, long enough to assess damage to the heart and for the immune system toreturn to normal. Then the cells would be delivered with a catheter, a devicenow commonly used to clear blocked arteries. "Even if the cells only boosted contraction by 10 or 15 percent, thatcou......from three long-term tagging programs were used to assess the impact of substantial regulatory changes that ...clear DNA) markers have been developed and used to assess genetic population structure in Atlantic salmon surveyed from throughout the species' range. In par...Study Demonstrates High Conservation Potential Of Logged Rainforest
...undisturbed anddisturbed areas let the researchers assess the overall impacts caused bylogging. Indonesian government rules, which Cannon noted are not rigorouslyenforced, restrict logging activities to trees at least 50 centimeters (about1.6 feet) in diameter as measured at chest height. Thinking a...