Duke University Students Devise Devices For The Disabled
...g and then replay the same word again." The other mode makes a game of finding shapes within a recessed grid."It will ask the child to find objects," he said. "They feelin each of these holes and they figure out if it is the object they're askedto find." Another ambitious project by biomedical engineeri...Houseflies May Transmit Ulcer Bug
... H. pylori colonization of houseflies. "The mode of transmission of Helicobacter pylori is unknown,"says Peter Grbel, one of the authors of the study. "Since viable bacteriahave been shown to be excreted in feces from infected individuals andhouseflies habitually develop and feed on excrement, w...Growth Factor Stimulation Leads To Increase In New Neurons In The Striatum And Cortex Of The Brain
...ed or damaged cells. Futurestudies willaddress the mode of action of BDNF - whether it directs cells to become neuronsor whether it prevents the death of neurons, as well as whether the populationof new neurons is sustained if the infusion of BDNF is terminated....Washington University Licenses Its New Antibacterial Technology
...ria would be unable to cause disease. "The mode of action of this new class of anti-infectives will be unlikeany other previously discovered," Hultgren says. "This will circumvent theresistance mechanisms already established in many Gram-negative bacteria. Andbecause the pathway that makes pili is...Kaposi's Sarcoma Caused By Virus Usually Transmitted Through Homosexual Sex, According To UCSF Study
...most likely to develop Kaposi's sarcoma, the major mode oftransmission is sexual." The researchers conducted their investigation using data from the SanFrancisco Men's Health Study, a National Institutes of Health-sponsored studybegun in 1984 and conducted jointly by UCSF and UC Berkeley. The dat...Crystal Structure Of The Archaeal Chaperonin Thermosome, A Protein-Folding Machine, Determined
...l 3, 1998, provides clues for understanding the mode of action of archaeal and eukaryotic chaperonins. ...thermosome provides clues for understanding the mode of action of group II chaperonins on a molecular basis, containing a built-in lid domain that ...Biggest Acoustics Meeting Ever
...gating the noise from another increasingly popular mode of transportation--motorcyclescooters--Cho H. Lu of the Industrial Technology Research Institute in Hsinchu, Taiwan( 830562@mirl.itri.org.tw ) will show how padding the exhaust pipe and separating the power transmissionbox from the rest of the scoote......ield is turned off, they return to the operational mode they werein before the test started." Ironically,... addition, modernpacemakers also include a "noise" mode that temporarily shifts thedevices to a generic heartbeat pacing rate when they receive confusingsig...Third Annual Awards For Presidential Green Chemistry Challenge Recognize Innovations
...ybees, flies, or earthworms. The insecticides' new mode of action alsocounters resistance to older pesticides. For example, Confirm insecticidecontrolled an outbreak of organophosphate-resistant leafrollers on apples in1996. It has been classified as a reduced-risk pesticide by the EPA; a relatedproduct c...Ecological Consequences Of Jasmonate-Induced Responses For Plants In Native Populations
...s as the defense is activated. Why then is this mode of defense deployment so common, having been demonstrated in over 110 plant-herbivore interactions? The commonly-held explanation is that chemical defenses are beneficial and increase a plant's fitness when it is under attack, but they ar...Antisense Therapy Prevents Burkitt's Lymphoma In Mice
...d the size and mass of any resultingtumors. In one mode of treatment, tumors were totally blocked from forming. The scientists think that this strategy--using antisense therapy whileat the same time revving the immune system--may also work in human patients whohave relapsed after chemotherapy effe...Tracking A Killer's Progression
...the project. "We believe thatfurther study of the mode of action of this protein in host cells will provideinsight into bacterial causes of disease and cell biology." Yersinia invades an organism and attaches itself to cell surfaces. YopMis one of six toxins called Yops that Yersinia injects dir...Swimming Proficiency Of Marine Mammals Ranks Them Among The World's Elite Animal Athletes
...e by theirbasic mammalian physiology than by their mode of transportation. "The bottom line is that terrestrial and marine mammals expend similar amountsof energy to live and move in their respective environments," said Williams, whohas been studying the exercise physiology of terrestrial and marine mamm...Blocking Autoimmunity Naturally
...ring the molecular commands thatdetermine T cells' mode of action. The Weizmann team, led by Prof. Menachem Rubinstein of the Molecular GeneticsDepartment, included Dr. Daniela Novick and graduate student Soo-Hyun Kim. The study, reported recently in Immunity, was performed incollaboration with Prof. Cha...New Genetic Findings In Attention Deficit Hyperactivity
... studies estimate heritibility (h2) at 80-90%. The mode oftransmission is unknown, but is likely to be due to many genes, each of smalleffect. The increased risk in 1st degree relatives is 5-6, suggesting thatrelative risks at individual loci will be small. Pharmacological and biochemicalstudies have sugg...The Largest Bacterium: Scientist Discovers New Bacterial Life Form Off The African Coast
... into their surroundings. As an adaptation to this mode of life, theyare surprisingly resistant to extreme conditions such as high concentrations ofoxygen or sulfide, which would kill Thioploca. Thiomargarita are not just rare and exotic microorganisms. They occur in highbiomass of up to 47 g per square m...Researchers Discover How The Immune System Shuts Down Faulty T Cells
...or disappears. This means that the default mode for CD 8 cells is death, which is keptat bay only by continuous contact of its CD 8 protein and T cell receptor withclass 1-bound antigen, says Cantor. He adds that this quality control pathwayextends a process started in the thymus. The stud...... The bigger challenge was teasing out the role and mode of operation of thesomatic gonads. The researchers knew that the reproductive tissue surroundingthe germ cells had some role, because when they killed both the germ cells andthe surrounding tissue the roundworms lived a normal lifespan. This was a v...Researchers Propose A Revolutionary New Theory About The Way Cells Communicate
...es its destination.) Regardless of the particular mode of transport, however, the theory has beenthat mor...earchers came to their conclusion by examining the mode of transmissionof Dpp protein and Hedgehog protein in a region of the Drosophila wing that issubdivi......he ordered DNA structure mayrepresent the ultimate mode of protection." The scientists used X-ray and electron microscopy techniques to investigate themolecular structure of the complex made from the Dps protein and the DNA, and tobetter understand how this structure offers protection to the bacterial DNA...