UNC-CH chemists develop better gene mutation detection method
... whenone chemical component of the genetic code is changed in some way by additions,deletions or relocations of genetic material, the scientists say. Knowing whatand where those changes are is critical to finding and designing drugs that canact on them specifically without interfering with the activity of he...Clemson researchers link federal flood insurance program to accelerated coastal development
...am," Allen said. "But when we saw how the numbers changed after 1972, wesaid, 'Wow!' And then we asked what was causing the change." According to Robert Becker, director of the Thurmond Institute, theflood insurance program is a major reason the South Carolina coast has beendeveloped. "The ...USGS fire research in the southeast
...loads throughcontrolled burning. This pattern changed abruptly with the onset of a severe drought in the springof 1998. Areas that were too wet for managed burns a few months before quicklybecame too dry. Lightning activity increased in early summer, but with littleaccompanying rainfall. In the end, say...USGS studies wildfire ecology in the western United States
...xample of how research has fed into management and changed management direction." Nevertheless, says van... that since 1910, chaparral fire frequency has not changed and fire size has not increased. The researchers found that large, intense fires were equally common...Physicians who acknowledge abuse and confirm patient's worth are most helpful
...while patients either dropped hints ofabuse, lied, changed their story, or minimized the abuse. Researchers d...idationfrom physicians led to turning points which changed how they thought aboutthemselves or their situation. Gerbert and researchers suggest if physicians s...Yale scientists find evidence healthy animals detect and avoid sick animals
..."Our understanding of predators and their prey has changed drastically since itwas discovered that many kinds of prey animals can change their behavior andeven their body shape when they smell nearby predators," Skelly said."Responding to disease risk may be quite similar from an animal's perspective.In both...Pollution makes crustaceans adapt rapidly
...ntal science. "If these little crustaceans hadn't changed with thetimes, their kind might not have survived." Hairston co-authored the Nature report with Winfried Lampert, director of the Max Planck Institute forLimnology in Pln, Germany. In less than 30 years, as Germany's Lake Constance suffered enviro...Researchers characterize mollusk insulin gene, find unique peptide
...is colleagues showed that injecting insulin indeed changed theglucose level in Aplysia -- thus regulating metabolism -- as had beenanticipated. "But this is just one piece in a very large puzzle," Sweedler said. "Previousstudies have shown that injecting human insulin into Aplysia causes the snail togo into...Underwater R2D2 in development
...ns and a certain path to follow. Butthose could be changed remotely at any time. And the information it picks up canbe downloaded into a computer for analysis. Communications could be carried outvia satellite or cell phone. "It could even carry a miniature camera and be used by a museum," saidManov. "...Seeing one weapon from a food-borne pathogen
...aid. "Host cells need integrins, so they cannot be changed to avoid bindinginvasin since that would disrupt important host functions."......cience of genomicsto study how these elements have changed plants and animals. By analyzing thesequences of nucleic acids in certain genomes, they can better understand whichretroelements have been highly conserved through species and over time. Which brings us to worms. McDonald and Bowen ha...MIT team reports powerful tool for studying sugars
...owever, he said, "work over the last few years has changed this notion. Nowthey're known to be very active molecules that orchestrate how signals fromoutside the cell are processed and perceived by the cell." ProfessorSasisekharan's laboratory is responsible for some of these insights. Yet "our understanding...Key developmental genes identified, linked to rare syndrome
... can be modified - and the message that it carries changed - by a process called methylation, the addition of a methyl group (CH3) to certain cytosine molecules. Methylation plays such an important role in regulating gene function that some scientists refer to it as "the fifth base." In mice, soon after an...Revolutionary genomics project launched
...uence of its genetic material -- have dramatically changed the study of biological systems," said Mark McNamee, dean of the Division of Biological Sciences. "These genomics studies will greatly advance our understanding of living systems. They have enormous implications for progress in human and veterinary...Wake Forest researchers ask: Can ginkgo prevent memory loss?
...mory function on our participants and how that has changed over time," said Curt D. Furberg, M.D., Ph.D., head of the new study's national clinical coordinating center. "It's a strength to have a population that is so well characterized." All of CHS participants have been given annual tests of cognitive fun...Biodiversity yields dividends, finds pan-European research
...ipulation of plant species diversity significantly changed the dynamics of those ecosystem processes. It affects ecosystem functioning and population dynamics. The productivity decreased linearly with decreasing species richness plant communities grow better in species-rich teams (see Figure). Harvest yield...Montana researcher co-authors Science article on Niger dinosaurs
...atic for tens of millions of years, whereas others changed rapidly. Considerable variation in the rate of skeletal change appears to have been the norm in dinosaur evolution." The Niger expedition was Varricchio's third in three years with Paul Sereno of the University of Chicago. Sereno led a team to Moroc...Drinking during pregnancy has yet another consequence: premature delivery
...New England Journal of Medicine. These rates have changed little during the past 50 years and may even be on the rise. In fact, according to the Centers for Disease Control and Prevention, preterm births in 1995 increased among white mothers but declined among black mothers to the lowest level since the mi...1999 Fall Meeting: Press conferences and special events
... in Advisory 1 is not repeated here, unless it has changed or is updated. The press registration form is at the end of Advisory 1, which also includes information on hotels. Several still have rooms available as of today. ********** I. Press Conferences Press conferences are in the planning stage. All ...... saw a marked decrease in emissions, but that soon changed with World War II. There was a continuous increase in the post-war years, with a drop in 1981-83, corresponding to declining oil demand during the global recession. Since 1970, U.S. emissions show a general decline. No coincidence, according to H...