PET Project Helps Reduce Pollution Threat From Heavy Metals
...cinnati College of Engineering have designed a new system to trapdangerous pollutants in highway stormwater runoff. The system isbeing field tested this fall along the second busiest stretch ofinterstate in Ohio. Doctoral candi...Discovery Of Cell Sites May Shed Light On How Bodily Systems Interact
...ors for a hormone-like substancemade by the immune system and associated with declines in growth-hormoneprod...s and may help scientists understand howthe immune system harnesses other physiological systems to regulate animalgrowth and disease. First, the receptors wer...Northwestern Scientists Discover How Herpes Simplex Virus Infects Cells
...ls required to induce cells of the immune or other system toproliferate or to die. A report of the protein discovery appears in the Nov.1 issue of the Journal Cell. "Knowing how this virus penetrates lymphocytestakes researchers one step closer to understanding how recurrent herpeticdisease can occur in p...Scientists Identify Retrovirus-Like Components In Corn Genome
... called, can hitchhike on the host DNA replication system because higher organisms apparently don't have a good system for getting rid of DNA once it gets into their genome," Bennetzen says. "In this way, they can repli...Medicinal Leech May Offer Clues To Neural Regeneration
...how these functions might help the leech's nervous system set itself up to allow regeneration to occur," she...a, specialized cells that roam the central nervous system to ingest foreign particles, such as bacteria and dead cells. By flagging down microglia to help at ......ly use the CRAY T3E, a "highly parallel" computing system in which hundreds of processors team up to divide the computing. During yesterday's demonstration, a volunteer subject in an MRI scanner at the University of Pittsburgh Medical Center observed a whirling visual pattern. After about three minutes, the...Duke's Russian Laser Making Ultraviolet Light And Gamma Rays
...3. Within twodays, physicists had also induced the system to produce gamma rays by collidingthe laser beam with the same electron beam that feeds it. Duke's FEL Laboratory is funded by a U.S. Department of Defense programfor advancing laser technology in medicine. Free-electron lasers are like no others b...Bacterial Protein Structure Hints At Mechanism Of A Class Of Premature Aging Diseases
...dentifying the corresponding proteins from a human system andthen finding a mutant protein will lead to understanding of the diseaseprocess involving helicase proteins," Bastia said. "And this understandingmay eventually help to work out gene therapy techniques." Collaborators on the project were Adha...New Sensor Provides First Instant Test For Toxic E. coli Organism
...lying this surface is the color-changing signaling system described by Bednarski and Charych. The Biomolecular Materials Program focuses on adapting nature's biologicalsystems to problems outside the living organism. In this case says Stevens, "Wehave made synthetic surfaces that mimic the unique ce...Scientists Identify Gene For Sexual Behavior In Male Flies
...me behavioral element and then go into the nervous system andsee how it is organized." "This is a spectacular example of the value of open exchange atscientific conferences," said Wasserman. The labs joined forces at aninternational meeting when he and Baker realized that each of theirgroups had half the e...Pinpoint Gene Control Holds Promise For Nervous System Studies
...ology to turn on or off a gene inthe adult nervous system whenever and wherever they want.Scientists at the ...possibleimportant studies into the way our nervous system works. "Thistechnology gives us an unprecedented opportunity to study thefunction of nearly any gene...New Nonviral Gene Therapy System Could Help Fight Cancer
...io University haveinvented a nonviral gene therapy system that could aid scientists inthe search for a bette...ity," Wagner said. The T7 vector gene therapy system is unique because it is anonviral system that works in the cytoplasm of a cell, Wagner said.Other ge...Bigger Biology Tackled Through Keyboards
...elop adaptive management strategies to monitor the system and changemanagement in response to changes in the ecological system. Other co-authors of the paper are Bryan Grenfell, in the zoology departmentof Cambridge University in England, noted for his work on measles and otherdiseases; and Alan Perelson, ...ORNL Finds Common Genetic Cause For Epilepsy, Migraine
...elements in thecommunication network among nervous system cells. "Calcium flow also plays a critical role in the growth and internalregulation of nerve cells." Further research into the structure and function of the gene will improvediagnosis and may aid in development of new treatments for migraine. In add...Laser Microscope At Cornell Images Serotonin In Live Cells
...orders. It has been implicated in central nervous system disorders such as anxiety, depression, obsessive-c...studies of the nervous system, not just the immune system or allergic response, but to a broad range of areas. Webb invented the technology for scanning laser...Researchers Corral Millions Of Microscopic Membranes
...kely to become an important research tool, but the system also could serve as the basis for improved cell an...chniques have been applied to an entire biological system like a membrane. They were able to do this by adapting standard photolithography techniques from mic...Scientists Determine 3-D Crystal Structure Of Cancer-Causing Protein
...s an important role in regulating thebody's immune system and other cellular behavior. Src is found in nearly allcells of the body, but Hck primarily arises in cells related to the immunesystem, such as macrophages and B cells. In a related paper published in thisissue of Nature , a team of scientists led ...A Drug Pump On A Computer Chip
..., hopes his device may be adapted as a closed-loop system for monitoring blood glucose levels and pumping ju...sion pumps any longer, since the whole health care system is striving to keep people out of hospitals," Huff said. "Drug delivery systems should be based on a...Erodible plastic microspheres could be effective oral drug delivery system
...s ofseveral drugs. It suggests a new oral delivery system for compounds, such asinsulin, which until now cou...," Mathiowitz said. "Thisallows us to think that a system can be developed to deliver a variety of drugsnot normally administered orally." She estimates that ...Herpes-Based Gene Therapy Is Key To Promising Liver Tumor Vaccine
...promising compound that recruits the body's immune system totarget and wipe out cancer cells in the liver. I...signed to focus the full forceof the body's immune system on the area of the body under attackby cancer. While such research is widespread, this vaccine is on...