Millennium Clones Diet-Induced Obesity Gene
...ptors to which smallproteins called peptides bind, causing a cascade of cellular events. Areceptor, the MG protein lends itself to serve as a target for drug development,noted Dr. Moore. Also, a small portion of the protein's end sticks into thecell's interior, which may act to signal internal cell activit...Powerful Anti-AIDS Agent Found In Tears And In Urine Of Pregnant Women
...ents and likely will be welltolerated by the body, causing few side effects, because they occur naturally,"says Dr. Lee-Huang. "We look forward to the next phase of our work, which willfurther determine how these proteins can best be used against HIV and otherviruses." Lysozyme, an enzyme first describe...Vesicle Chemistry: A New Way To Get Life-Like Reactions
..., such as a mixture of alcohol and water, and then causing thesolvent to boil away by lowering the air pressure above the membrane. As thewater evaporates, it leaves behind vesicles filled with the desired chemicalthat range in size from 50 microns to 50 nanometers in diameter, from roughlythe width of a hum...Controlling Problem Snakes: Saipan Benefits From USGS Research
...ies, the brown treesnake has become a common pest, causing major ecological and economic problemson the island. The snakes have virtually eliminated all of Guam's native forest and sea birds:12 bird species, some found nowhere else, have disappeared and several othersare close to extinction. In addition ...News Tips Wednesday, March 24, 1999
... as heart rate, blood pressure and breathing -- by causing atemporary condition called hypoxia that results from obstructed breathing. Oncethe sympathetic nervous system is activated, a person can experience high bloodpressure. Scientists at Harvard University examined the association betweensnoring and th...USGS Finds That Mysterious Arkansas Bald Eagle Disease Has Spread To Ducks In Eastern States
..., "Communication in the nervoussystem is impaired, causing a bird to become uncoordinated or paralyzed." Thom... If it is an emerging disease,finding out what is causing it may be just the tip of the iceberg." USGS and SCWDS recently issued a joint Wildlife Health A......rase enzyme again so wouldn'tdo any harm and start causing risks of cancer." The study was led by postdoctoral fellow He Wang, Ph.D., in Blackburn's lab, andJiyue Zhu, in Bishop's lab. The UCSF study was funded by the National Institutes of Health, the G.W. HooperFoundation and the Leukemia Society of Americ...Story Tips: Engineering Students Pursue Cutting-Edge Research
...ed electrical outlet "fried" some crucialcircuits, causing JANUS to place lastamong four entries. Undaunted, an expanded student team is improving the vesseland preparing to enter it again in this summer's competition. Testing An Alzheimer's Treatment Sarvenaz Zand, a 20-year-old junior from Northridge, Ca...New Evidence On How Prions Turn Fatal
...ariants affect different parts of the human brain, causing eitherCreutzfeldt-Jakobdisease (CJD), Fatal Familial Insomnia (FFI), Kuru, or Gerstmann-Straussler-Scheinker (GSS) disease. To reduce risks to laboratory workers, the scientists studied a prionprotein fromSyrian hamsters. They describe the normal pr...UCSF Lab Makes Observation That Could Explain Ability Of Modified Cold Virus To Kill Cancer Cells
...inuously, disrupting cell behavior, and ultimately causing cell death. This theory has borne out, first in laboratory cell cultures and now in clinicaltrials. But recent laboratory studies have also demonstrated that ONYX-015 isable to replicate in tumor cells in which p53 remains intact. And this, saidMcC...Tumor Oxygen Level And Blood Flow Fluctuate, Duke Scientists Discover
...ht stimulatestructural changes in red blood cells, causing the blood to thicken and thusreducing blood flow. The researchers still have to test these ideas. In further research, they willevaluate the different mechanistic possibilities in their rat model by blockingthe involved pathways. For example, to te...Keep Off The Grass And Take Off Your Shoes!
...es by people and pets up to a week aftertreatment, causing unnecessary exposure, particularly to children. By takingcommonsense steps such as removing shoes before entering the house andrestricting youngsters and pets from lawns following application, consumers cansubstantially reduce track-in, concludes th...Vitamin D Deficiency May Increase Risk Of Hip Fracture In Older Women
...eads to more than 300,000 hip fractures each year, causing pain, frequentdisability, and costly hospitalizations or long-term care. Prevention of suchfractures would greatly improve the quality of life for many older women andmen, as well as significantly reduce medical costs." The bones in the body of......e have to do it. First we have to figureout what's causing these deformities. Then we can roll up our sleeves and lookat what's happening over time. We need to ask whether the rate of deformitieshas been increasing, and if so, why?" Johnson and Sessions both think that the parasites may exploit the frogs'de...Key Peptides Found That Stop -- Even Reverse -- Kidney Disease In Lupus
...eath and arenormally cleared by the system without causing immune response. But in lupus,the immune system "sees" nucleosomes as an antigen, causing T helper cells todrive B cells to produce antibodies against the body's own genetic material. ...Discovery Of Mechanism Causing Colon Cancer
...ered a molecular mechanism that may be involved in causing colon cancer,according to a study reported in the ...ow both beta-catenin and cyclin D1 are involved in causing colon cancer. First, the levels of beta-catenin increase to excessively high levels in one of two di...Invasive fishes pose increasing threat to U.S. waters and native fishes, says USGS
...le, the authors write, non-native fish species are causing declines inthe abundance and genetic integrity of native fish species -- including highlyvalued game and fisheries species -- and are probably an important factor in theextinctions of many of our native fish species. The spread of non-native plants ...Dietary Supplements Could Put A Stop To A Royal Curse
...emicals can also interfere with the nervoussystem, causing mental illness. John Rshl, a historian at Sussex University, says convincing evidencehas recently come to light that Mary Queen of Scots suffered from a hereditaryform of the disease, called variegate porphyria. This was passed down to Geo...New Areas Of High Biological Diversity Discovered
...eat diversity of soilorganisms. Human activity is causing the rapid extinction of plants and animals all over the world.This "biodiversity crisis" is considered to be one of the most pressing global problems.To save as many flora and fauna species as possible, biodiversity hotspots must first beidentified. ...Women With Low Cholesterol May Be At Risk For Depression And Anxiety
...rchers to theorize that lowcholesterol levels were causing mood disturbances. Based on these findings, Suarez conducted several small pilot studies inwomen, adding a measurement of anxiety to the research, before conducting thecurrent study in women aged 18-27. In the current study, women were asked...