Mutate Or Die: New Polymerase Gives Desperate Yeast An Option
...have failed. The enzyme increases a cell's odds at staying alive, but it does so bydramatically boosting the type of mutations that, in humans and other animals, sometimes become the genetic seeds fromwhich cancers grow. The research by the University of Rochester team, done bycreating in yeast the type of...International Research Team Clones New Skin Cancer Gene
...ressive monitoring and preventive measures such as staying out of the sun and using sunscreen can be applied.2 Collaborating scientists included Michael Dean, Ph.D. from the National Cancer Institute in Frederick, Maryland, Brandon Wainwright, Ph.D. and Georgia Chenevix-Trench, Ph.D. from the University of Q...Cancer Cells Self-Destruct When "Sweet Tooth" Is Thwarted
...ed stopped moving through the cellular life cycle, staying in thefirst two stages of cell development, and appeared fine in all other regards." Dang produced similar results by exposing both types of cells to2-deoxyglucose, a compound that resembles sugar but disrupts glycolysis, the process that produc...Studies Underscore Link Between Nutrition And Nonmelanoma Skin Cancers
... of most skincancers, so prevention has focused on staying out of the sun and wearingprotective clothing and sunscreen. But studies in recent years have indicated that several nutritionalfactors also may play a role, according to Harvey Arbesman, M.D., adermatologist and University at Buffalo clini...Study Links Viruses And Vascular Diseases
...le, but people can still preventatherosclerosis by staying away from high-fat food and cigarettes, Virginexplains. "At most, viruses could initiate only the earliest stages of thedisease," he says. "They certainly couldn't block arteries on their own." Damage resembles human diseases Normal mice never deve...Peptic Ulcers: Stress Does Matter, After All
...ous or under stress have a harder time healing and staying healed." Other research has suggested that psychological stress may push a H.pylori-infected person over the edge into developing an ulcer, and may even help H.pylori multiply in the body. Researchers are trying to trace in both animals and h...... Even if it is an ideal radiation shield for crews staying on the surface, it has to be prepared. "We need to learn a lot on mining, processing, packing, and using in situ [local] materials," he said. "There's an enormous energy penalty for using rocks [which have to be crushed], so we've turned our atten...A 300-Million-Year Old Twosome: The Cycad And Its Pollinator
...on, covered with pollen, flies from cycad tocycad, staying long enough on the female cones to spread the necessary pollenfor germination. The pollinators even adjust to the 2- to 3-year reproductioncycle of thecycads as the end-of-the-season larvae conveniently go into a dormancy stageinterrupted only by th...Birds Of A Feather: The Physics Of Flocks
...ighbors for choosing their direction of motion and staying together. Still, the authors plan to incorporate the effects of internal compasses intofuture versions of the theory. In addition, the researchers plan to expand the theory to three dimensions. Future versions of the theory aim to describe and predi...Exercising Just Three Days May Provide Heart Attack Protection
...ape." But Sullivan is doing more than just staying physically fit. He isgenerating in his heart a protein called Heat Shock Protein 72, or HSP72,which protects against injury in the event of a heart attack. According to a recent study by University of Florida researchers, lessthan a week's wo...UT Southwestern researchers create mice with narcolepsy
...hat the animals sometimes fell over on theirsides, staying that way for one or two minutes, with about 15 attacks during a four-hour period. The researchersfirst thought the mice might be experiencing epileptic seizures. They discussed the problem with Dr. Christopher Sinton, an assistantprofessor of...Omaha to host International Small Bowel Transplant Symposium
...ms in the Embassy Suites and a number of peopleare staying in three other downtown hotels. "The symposium is held every two years," said Alan Langnas, D.O.,professor of surgery and chief of the section of transplantation for UNMC. "Thismarks the sixth symposium that has been held, and some of the pre...When sperm whales talk, UW researcher listens
...escending thousands of meters in a single dive and staying submerged for as long as two hours at a time. "They spend most of their time underwater - about 83 percent of the time," Dougherty said. "When they come up, it might be a considerable distance from where they went down and it's hard to get to them i...Test provides accurate, noninvasive method to determine fetal lung development, UF researchers find
...y be too immature to sustain life after birth, but staying in the womb puts it and its mother at risk of infection. Results from a new University of Florida study may help physicians determine whether an immediate delivery is the best course of action for the 130,000 women in the United States whose pregna...This is your adolescent brain on alcohol
...thers who are truant, and drop out of school. Not staying in school leads to an even greater risk of developing and/or maintaining a problematic lifestyle." Taking into consideration the cognitive effects of alcohol, lead author Sandra A. Brown, chief of psychology at the VA San Diego Healthcare System and ...Study points to U.S. as generator of greenhouse gases
...tmosphere by fossil fuel use in the U.S. is either staying there or being sequestered somewhere besides North America. As one of the largest industrialized nations in the world, the U.S. uses huge amounts of coal and petroleum products and is responsible for a major portion of the global total of greenhouse...UNC-CH experiments reveal new 'pen' can disinfect water
...r can make the difference between getting sick and staying well, but chemical disinfectants such as chlorine and fuels to boil water often are unavailable in the field. To help solve that problem, researchers have developed a battery-powered disinfecting "pen." The device electrochemically generates mixed ......constantly exposed to anglers become "streetwise", staying out of sight and avoiding the bait. Likewise, fish caught once remember to avoid falling for the same ruse again for at least a month. John Hayes and Roger Young of the Cawthron Institute in Nelson investigated the phenomenon after veteran anglers c...... include aspen thickets, and protect themselves by staying in open areas. By influencing both the total number and foraging behavior of elk, the wolf packs may historically have prevented extensive elk browsing in some of Yellowstones aspen stands. Seen as a threat to local herds of elk and bison, the wolves...