Little Known Protein Prevents Formation Of Kidney Stones In Trace Amounts
...rystals began to aggregate. When they addedminute amounts of purified calgranulin, crystal growth slowed down considerably. The researchers suspect that calgranulin works by binding to the surfaceof the calcium oxalate crystal lattice where crystal growth takes place, therebypreventing the c...United States And Ukrainian Governments Establish Permanent Chernobyl Laboratory
...we know so little about the chronic effectsof high amounts of radiation," says Chesser. "At Chernobyl we can study theentire range of radiation doses, from the very low to the extraordinarily high,and learn how organisms may adapt to such challenges."...New Hope On The Horizon For Patients With End-Stage Cardiovascular Disease
...ineered compound that is normally produced insmall amounts by the body and stimulates blood vessel growth. In this procedure,it is injected directly into the coronary artery to further stimulate bloodvessel growth. The initial injection is followed by a series of threeintravenous infusions -- one every three...University of Florida Researchers Develop Filter Coating That Traps Bacteria and Viruses
...acturingindustry, Shah said. Chip makers use large amounts of ultra pure water topolish silicon wafers. Depending on the availability and cost of water,they sometimes have to install purification or distillation equipment torecycle the water. These processes are expensive, and the filter coatingpromises a ch...Rock-Eating Microbes Could Signify Life On Mars
...fe," he said, including carbon, phosphorous, small amounts ofnitrogen, and minerals that contain water, or evidence of water. The temperatures required to create life are less of a concern, hepointed out, as scientists find more and more evidence of life in some ofEarth's most desolate and extreme co...... those of magnetic materials(used to store massive amounts of information; for example, on hard disks). Theresults could be used to engineer instruments that could perform mass storageand process information at the same time. Ohno shows how researchers havemagnetized a non-magnetic semiconductor by adding a ...New Research On Environmental Pollutants
...he most toxic dioxin (TCDD) whichwas used in large amounts during the Vietnam War as a defoliant. Health Problems Of American Women Veterans Of The Vietnam War Linda Spoonster Schwartz, Yale School of Medicine, Pawcatuck, USA Baltic Fish Causes Reduced Fertility And Lower Birth Weight There seems to be ...Alaska Natives Provide New Evidence Linking Common Infection To Heart Disease
...s earlier for disease screeningprograms. Adequate amounts of blood for testing were available for 56 of theindividuals. Scientists tested for the bacteria infection by measuring antibodies --cells the body produces to defend against disease -- to C. pneumoniae. The team identified the bac...Commercial Fish: Eat Up, Despite Low Levels Of Mercury
Even though the world's fish contain slight amounts ofmercury, eating lots of fish carries no detectab...al palsy, and other birth defects. While high amounts of mercury are obviously toxic,scientists for years have debated the health effects of lowerlevels. ......mor suppressor. Normal prostate tissue hasabundant amounts of both p27 protein and its messenger RNA (p27KIP1 mRNA), theintermediary between the gene and the protein. However, both messenger andprotein are undetectable in patients with BPH. In contrast, patients withprostate cancer have abundant p27KIP1mRN...University At Buffalo Team Discovers How The Cell Nucleus Orchestrates Genetic Processes
...erent regions are activated in a progression."Huge amounts of genetic material are being turned on and off in a grandchoreography both in space and time," said Berezney, "which opens up the ideathat there may be a precise timing for when certain genes are expressed. Thattiming could turn out to be really imp......esearch, we found that neurons can accumulate high amounts ofcalcium inside the cytoplasm without breaking down. It's only when largeamounts of calcium flow into mitochondria that neurons die," said Ian Reynolds,Ph.D., associate professor of pharmacology at the University of PittsburghSchool Medicine. ...Scientists Hope To Learn How Long Trees Can Absorb High Levels Of CO2
...ews about the ability of trees to absorbincreasing amounts of carbon dioxide from fossil-fuel combustion and deforestation,researchers caution that the growth rate likely cannot be sustained. Universityof Illinois scientists suggest that the findings - achieved during adrought and in soil low in nitrogen and......t the ill effects when the body produces excessive amounts ofanother protein key to fighting infection. In proper balance, a bodily protein called tumor necrosis factor alphaperforms like a hero, helping to fight infections and other bodily invaders. Butlike a hero gone awry, excessive TNF production...Cattle Diets Could Control E. Coli Danger
...mentation acids increase when cattle are fed large amounts of grain. Cattlefed grain have very large numbers of acid-resistant "E. coli". The "E. coli" ofhay-fed cattle are acid-sensitive and are easily killed by gastric juice. ACID RELIEF: Research indicates that cattle fed hay have 1 million-fold fewera...Screening In Women Army Recruits Shows High Chlamydia Infection Rates
...est, a new, highlysensitive way of detecting small amounts of genetic material. They also checkedthe questionnaires to determine risk factors for getting the infection. Results of the screening showed that overall, 9.2 percent of the womenhad Chlamydia, but that figure jumped to more than 12 percent...Researchers Discover The Pattern Of Inheritance Of Non-Chromosomal DNA
...ptember 11, 1998 -- Moms and dads contribute equal amounts of DNAto their baby -- almost. Each parent donates one chromosome from each of the23 pairs humans have. But all cells also contain thousands ofnon-chromosomal DNA molecules located in small energy factories calledmitochondria. And only mitochondrial ...Cattle Diet Implicated In Harmful Human E. Coli Infection As Reported In Science Magazine
...Since World War II beef cattle have been fed large amounts of starchy grain andvery little hay. But since cattle don't have enough of a starch-digesting enzymeto fully process this diet, the starch makes it all the way through thedigestive process to the colon, where it ferments. This acidifies the colonenvi......ing success of cormorant eggs was related to higer amounts ofDDE in eggs and to thinner eggshells. ("Effects of Organochlorine Contaminantson Double-Crested Cormorants Nesting in Green Bay, Wisconsin," by Thomas W.Custer and Christine M. Custer, USGS, LaCrosse, Wis.; Kenneth L. Stromborg,U.S. Fish and Wildl...... its toxicity to animals, U-M scientists fed large amounts of BCTPto laboratory rats and injected mice with the material subcutaneously. Theanimals gained weight, remained healthy and suffered no adverse effects. To determine BCTP's effectiveness at treating animals exposed to anthrax spores,Baker's researc...