Engineers design new optical microprobe to detect subsurface organ abnormalities
...ring capacitors arranged in parallel strips of the flexible plastic polyimide. This arrangement acts like artificial muscle, Smith said. "When a voltage is applied to each of these capacitors, they contract. That pulls the mirror to the right. When the voltage is turned off, the mirror then swings back to the...Initiative launched for computer science
... contribute to remedying this shortcoming with its flexible and generous funding arrangements....$2.48 million to advance research on multiple sclerosis
...ar" laboratory facilities, but rather to allow for flexible spending by collaborating teams based at the same or separate institutions. MS expert David A. Hafler, MD (Harvard Medical School, Boston), forged a Center team focused on genetic underpinnings of MS with human genome expert Eric Lander, PhD (MIT's...Mathematical models reveal 'molten' and 'glassy' states of RNA
...eratures cause RNA to enter a flexible state in which it can take on a variety of configurations. The flexible state is known as the "molten" state. When temperatures fall too low, the RNA e...Using RNA interference to tune gene activity in stem cells
...nt alternative to traditional, laborious, and less flexible homologous recombination-based gene knockout strategies for studying the effects of reduced gene expression in a wide variety of settings....Structure of cog at the hub of metabolism reveals anti-ageing function
...e its efficiency. The E. coli bacterium provides a flexible model to advance this research because the enzyme is very similar to the human version." Cellular respiration is the process of oxidizing food molecules, like glucose, to release energy for use in the body. Found deep inside most human cells in tiny ...Monkeys show sophisticated learning abilities
...s showed the ability to apply their knowledge in a flexible way as humans do. "In learning the lists, they ha...wed logical acquisition of an incredible amount of flexible knowledge, which is the hallmark of what in humans is called declarative knowledge." Finally, the...K-State researchers use Colbert Hills process to study ecosystem of former landfill site...
...ic lands, parks, agricultural lands, etc. It is so flexible that scientists can monitor any indicator they want and group similar indicators into descriptive categories. This feature makes the process applicable to the whole range of systems. "The scientists must know what the best indicators are to monitor,"...Blasting antibodies with lasers provides direct way of measuring their flexibilities
...s down to is really a question of flexibility. How flexible are proteins? Unfortunately, flexibility is diffi...ctrum, Romesberg and his colleagues can assess how flexible particular parts of a protein are. This is not always simple. Antibodies are large proteins with lot...Lab engineers develop microelectronics for artificial retina project
...rotechnology and leader of the team developing the flexible microelectrode array. Other LLNL team members incl...at can be stretched. This is really critical for a flexible device designed to conform to the shape of the retina." The electronic array must be robust enough ...Neanderthals used both hands to kill
...atl, or spear thrower- a devicethat allows a long, flexible dart to be thrown accurately at a range of 35metres or more (New Scientist, 15 May 1999, p 40). Stone points that looklike they were designed to be used with thrown spears date back to about35,000 years ago. But other evidence seemed to support the i...'Ping-Pong' mechanism seen in gene-controlling enzyme
... histone protein - pong. It's a different and more flexible way of getting your business done." The time during which the enzyme is carrying the acetyl group is quite brief, Marmorstein notes, but he and his team were able to trap the moment in a crystallized form of the enzyme that they were then able to ana...Use of genetic testing for colorectal cancer may increase screening rates
...rty-six percent of these urban physicians used the flexible sigmoidoscopy periodically to detect colorectal ca...ves. Less common was periodic screening using the flexible sigmoidoscopy and FOBT (37 percent), or the double contrast barium enema (4 percent). Eighty-six pe...Purdue creates self-generating nanotubes with 'dial-up' properties
...he nanotubes can then be turned into very long and flexible fibers that are, nonetheless, very strong. "They could be made into an improved version of nylon," Fenniri said. "And nylon has a lot more uses than making your socks stretch. We could use these fibers to reinforce everything from boat hulls and airc...Flexible joints associated with chronic fatigue syndrome, researchers find
... percent of the healthy children. The link between flexible joints and CFS may provide further insight into the development of CFS symptoms, because an individual's degree of joint mobility is apparent in early childhood, long before the onset of CFS symptoms, Rowe says. Children with CFS often have orthost...Why the hammerhead shark's head is in the shape it's in
...s also demonstrate that hammerhead sharks are more flexible than carcharhinids, and that this flexibility seems due to cross sectional shape rather than number of vertebrae. The two hammerhead species examined exhibited different strategies for high-speed turns: bonnethead sharks use their pectoral fins to st...Bioengineered, rhythmically beating heart muscle could aid cardiac research
...row. "The fundamental basis for that company was a flexible bottom culture plate with the thought that all cel...etter to grow cells in a dynamic environment, on a flexible substrate. We could then stretch the tissue cells in a certain way to simulate the effects of mechan...Artificial antibodies created by new molecular imprinting process
...ns to a porphyrin core to create a dendrimer. The flexible dendrimer scaffolding is then cross-linked in a chemical reaction that stitches together the end-groups of the dendrons. Lastly, a hydrolysis reaction chemically clips out the core, leaving a hollow space that can selectively and tightly bind approp...CWRU scientists demystify protein at root of arthritis
...grecan is sharply bent in specific places and more flexible in other regions, and that the kinked areas may be more susceptible to the enzymes that degrade cartilage in osteoarthritis." Eppell worked with Brian A. Todd and Jayan Rammohan, graduate students in the CWRU department of biomedical engineering, usi...The greening of the North: real, and caused by climate change
...rces; and the ability to use research funding in a flexible way, with frequent working meetings that do not have to be planned long in advance. The results have implications beyond academia. We have shown that the biosphere is indeed changing, due to a climate change that most likely is a direct consequence o...