Bacterial Toxin Surprises Scientists
... Finkelstein. It may eventually be possible to take advantage of this large protein movement as a transport device for the delivery of drugs into human cells, Dr. Finkelstein said. But the researchers are not yet pursuing such applications. Instead, they're tryi...Duke Researchers Discover Central Role Of Nitric Oxide In Hemoglobin Action
...tochondria respire, or use theoxygen." It is also possible that SNO regulates capillary blood flow,he said. When the hemoglobin has released both its oxygen and SNO, it can attractmolecules of carbon dioxide. Carbon dioxide (CO2) is the waste gas producedfrom oxygen respiration. Hemoglobin binds CO2 and ca...Key to Triplet Repeat Brain Diseases Open Door For New Way To Understand, Treat Genetic Diseases"
...University Medical Center researchers have found a possible key to braindisorders such as Huntington's disease, as well as discovering a new conceptof how mutant genes may produce disease. The scientists discovered that these "triplet repeat" diseasegenes produce proteins that errantly stick to an enzyme cru...Duke Researchers Discover Candidate Susceptibility Gene For Autoimmune Disease
...nto a new gene that appears to regulateTNFa. It is possible that defects in this gene may cause people to be susceptibleto developing autoimmune diseases." The corresponding gene has been identified in people, and Blackshear'sgroup will soon begin a study to see if mutations in the gene correlatewith autoim...Freshwater Sponges May Pose Threat To Zebra Mussels
...hio by researchers from Ohio> Sea Grant. It's possible the increase is related to the zebra mussel invasion, which began in the late 1980s, said David Kelch, an associate professor with OhioState's Extension Sea Grant program. While the sponges probably will not pose a threat to the entire zebra musse......l car power supply to perform tasks previously not possible without access to power demands in excess of what was available from a car battery. These microchip based sensors will use special in built heaters and can generate jumps in the sensors temperature of up to 300 degrees centigrade within milliseconds ...Bee Sting Treatment Should Emphasize Speed, Not Method Of Removal
...mmediately,but stings should be removed as soon as possible once a person is away fromthe colony." A person who is stung 20 or more times or has a historyof dangerous reactions to bee stings should seek medical attention, Visscheradded. The study was supported by funds from the National Science Foundation a...Nitric Oxide May Hold Key To First Treatment For Deadly Form Of Malaria, Duke Scientists Report
...dingthat may lead to a new chapter of research and possible therapeutic uses." The finding ties together the mountains of scientific studies in recentyears linking NO with everything from blood vessel dilation to neurotransmissionin the brain to intestinal contraction to penile erection. "Virtuallyev......ders of magnitude better sensitivity than what was possible before. The biggest thing about this is that you can get a complete identification of a totally unknown molecule. Just knowing the molecular weight at our accuracy level is a big help," said Fred W. McLafferty, Cornell professor emeritus of chemist...Nitric Oxide Found To Control Cells By Turning On Genes; Suggests New Role In Health And Disease
...dingthat may lead to a new chapter of research and possible therapeutic uses." The finding ties together the mountains of scientific studies in recentyears linking NO with everything from blood vessel dilation to neurotransmissionin the brain to intestinal contraction to penile erection. "Virtuallyev...Researchers Identify A New Cellular Structure: The "Dumposome"
...trashed in the name of streamlining. But it's also possible that these genes are of use only during reproductionand are thrown away afterward." The PDD1 gene was cloned by Malavi Madireddi, a former Rochester graduate student now at Columbia-PresbyterianCancer Center in New York, and Robert Coyne of the ...New Software Provides Quick Analysis of ion-Channel Activity
...t of the channel operation is affected and suggest possible treatments. QUB also is expected to be a boon to ...nformational states of ion channels visible, it is possible to see kinetic details that in most proteins are invisible. An ion channel can pass more than 1 mil...Newly Discovered Gene Halts Cell Division and May Have Cancer Link
... commit suicide, he adds. In the future, it may be possible to completely inactivate the checkpoint in tumor cells and then treat those tumors with spindle inhibitors. The research is supported by grants from the National Science Foundation and the National Cancer Institute . Memorial Sloan-Kettering Ca...Antarctic Science Season Gears Up With Searches for Meteorites, Neutrinos, and New Life Forms
...tarctic Peninsula. The study may shed light on the possible consequences of global warming for land plants. Drilling an Ice Dome in West Antarctica Fast-flowing ice streams, analogous to rivers, drain part of West Antarctica's ice sheet out to the floating Ross Ice Shelf, and hence to the sea. How ...Study Examines How Mechanisms Evolve To Regulate Bee Development
...osomes of workers]. With such simplicity,it may be possible to develop molecular genetic tools for analyzing underlyingbrain mechanisms involved in behavioral changes that could be applied tomore complex genetic systems." For the drones themselves, early maturity brings mixed returns: They canbegin looking f...Animal Studies Indicate Aging Brain Responsive To Estrogen
...it." Einstein said their research also suggests a possible mechanism to explainrecent findings that women on hormone replacement therapy, and with a familyhistory of Alzheimer's disease, are less likely than their untreated siblingsto get the disease. The Duke scientists theorized that treating Alzheimer'spa......rocessed faster than the scanner scans, making it possible to see a realistic 3-D image of the brain while th.... Ultimately, this on-line capability will make it possible to use brain-mapping as a clinical tool in diagnosis and treatment of brain pathology." Using a tech...Duke's Russian Laser Making Ultraviolet Light And Gamma Rays
...e already approachedthe Department of Energy about possible funding for what could then becomea major national gamma ray center. Duke's short wavelength FEL research project is operated as a collaborationof the FEL Laboratory's four faculty members, Madey, Litvinenko, PatrickO'Shea and David Straub. "One of......hs ofage should be checked by a pediatrician for a possible hearing impairment,he said. On average, children that age can say about 10 words butunderstand about 100 words. Most children start comprehending wordsbetween the ages of 8 and 10 months. "Somewhere between the age of 14 and 20 months, lan...Florida Company Using ORNL Technology For Revolutionary Wheelchair
...highlymaneuverable, battery-powered vehicles, made possible by developments atORNL, allow for total freedom of motion, meaning an operator can maneuverwith 360-degree free wheeling capability. Cybertrax plans to call thewheelchair the TransRovr (TRANSportable Roving Omnidirectional VehicleReplacement). "I lik...