Plants, pathogens engage in trench warfare
...nt at the Rpm1 locus (the nullallele) the plant is susceptible to pathogenic attack. To understand the evolutio... away. Resistantplants dominate for a while until susceptible plants begin to make a comeback inthe absence of pathogens. "Ecological models of disease tend to ...Invasion of alien parasite halted; California coast cleared of African worm in abalone
...m and discoveredwhich types of marine animals were susceptible to worms. In 1997, Kuris said, "This high...his threshold by removing largenumbers of the most susceptible hosts. It was determined that in addition to abalone, another mollusk, theblack turban sna...Jefferson scientist hopes to answer the question, 'Why is it so hard to quit smoking?'
... the brain. Some people are simplygenetically more susceptible than others to become addicted to the nicotine incigarettes. Dr. Leone is using a standard scientific tool, the clinical trial, toattempt to tease out the subtleties of nicotine addiction, and in particular,the potential genetic influence inv...Smog impacts: Hurtling through airways, tiny particles may do more damage than previously assumed
...nd of body weight, comparedto adults, they're more susceptible to tiny bits of air pollution, especially ifthey suffer from asthma. To combat the human health effects of fine pollutant particles, EPAAdministrator Carol M. Browner signed new air-quality standards July 16, 1997,recommending lower levels of exposur...Media Advisory: The Geological Society of America 1999 Annual Meeting
... presence of humans. Newmethods for mapping areas susceptible to floods, earthquakes, landslides,tsunamis, expansive soils, and liquefaction will be presented in this session. CLIMATE PARDEE KEYNOTE SYMPOSIUM: "GLOBALLY WARM CLIMATES OF THE EARLY CENOZOIC:EVIDENCE, CAUSES, AND BIOTIC CONSEQUENCES" (K0...USGS fire research in the southeast
...t experiences heavy lightning activity and is also susceptible toseasonal drought. Besides these Florida endemics... Grace says the 1998 Florida fires showed just how susceptible today's landscapeis to severe burns. A century ago this region was dominated by open woodlands oflon......rcent of the total, carried strains that were less susceptible to anantiretroviral drug by a factor of three or more. The scientists said the actualpercentage of patients carrying resistant strains in the group is probablyhigher because other mutations that confer resistance have not yet beenidentified. Viruses ...Researchers find high levels of mercury in native ore deposits
...so-called slime clays, are simultaneously the most susceptible towater transport and the most enriched in mercury. When this material comes intocontact with wetlands, wetland discharges, or similar environments, mercurymethylation may result. Methylmercury, said Kerfoot, is the most toxic andbioaccumulative form...New drugs target HIV's deep pocket
...>generated compounds capable ofbinding to the susceptible pocket in gp41, as well as other parts of this keyHIV protein. Going one step further, Kim's group succeeded in creating small proteins, orpeptides, that bind, as Kim says, "to the gp41 pocket and only to the pocket." These new findings, described ...Huge Antarctic ice sheet could be in its death throes
...d mass below sealevel, which makes it particularly susceptible to rising sea level. Its completecollapse would raise global sea level 15 to 20 feet, enough to flood manylow-lying coastal regions. The new study shows that the ice sheet's complete disintegration in the next7,000 years could be inevitable, said How......mmon modification of GNB3known as GNB3 825T may be susceptible to high blood pressure, a typicalcomplication of obesity. To examine whether the 825T variant in fact associateswith obesity, Hegele and colleagues studied 213 Canadian Inuit. For eachsubject, they measured traits such as weight, weight corrected f...USGS reports that West Nile virus goes beyond crows
...o early to tell if this is because they are not as susceptible or they were not as readily observed as crows." Monitoring mortality in American crows is especially important because crows appear to be highly sensitive to the virus. Since many crows normally travel less than 200 miles they can act as sentine...Scientists predict food in the new millennium
...uch as high cholesterol or blood pressure. People susceptible to such health problems could then shop for foods with the appropriate color code on them to reduce their risk." This idea goes well with the current trend of consumers regarding food as medicine. According to HealthFocus (1998), one-third of al...Common enzyme deficiency may jeopardize pregnancies
...ment of embryos. Without G6PD, embryonic cells are susceptible to damage caused by reactive oxygen species -- or free radicals -- that occur as a result of normal development or the introduction of certain drugs and environmental chemicals during pregnancy. In people without the deficiency, G6PD is an antioxidan...UF study shows newborn kittens have shot at survival thanks to immune-boosting treatment
...e believe that at least some of these kittens were susceptible to infection due to their inability to acquire important antibodies from their mothers." Kittens whose mothers die, are very ill or have poor quality milk might not receive adequate colostrum; also vulnerable are very large litters that compete fo...Fertilizers linked to amphibian deaths
...their more vulnerable larval stages, can be highly susceptible to fairly low levels of nitrate and nitrite exposure. When exposed to moderate amounts of nitrates and nitrites, some tadpoles and young frogs reduced their feeding activity, swam less vigorously, experienced disequilibrium, developed physical abno...Photoreceptor gene mutations cause degenerative eye disease
...t makes those affected sensitive to blue light and susceptible to developing night blindness at an early age. A research team led by Val C. Sheffield , an HHMI investigator at the University of Iowa College of Medicine, discovered that 94 percent of DNA samples from ESCS-affected individuals showed mutations ...Some carotenoids specifically target colon cancer
...ll as their reaction with cell membranes which are susceptible to carcinogenesis in the colon....Lung ailments come with the paycheck for wide swath of workers
...piratory disease include: . Farm work. Farmers are susceptible to "silo filler's disease," caused by freshly stored hay that gives off a gas that can be dangerous. Agriculture workers are also prone to developing allergies to molds that grow in hay bales. . The seafood industry. Crabs and other crustaceans can c...Emerging 'R&D' patterns in genes may reduce evolution's risks
...enome that are incompletely unpacked might be more susceptible to mutational processes, Hedgecock theorizes, while the genes that have established value are in the fully open areas. "The analogy to industry is that you separate your research and development facility from your production facilityif you ever were ...