Israeli scientists reveal the plan of a key cellular machine
...s of images, each at a slightly different angle, a composite 3-D structure of the spliceosome was built up. The revealed structure has two distinct, unequal halves surrounding a tunnel. The larger part appears to contain proteins and the short segments of RNA, while the smaller half is made up of proteins al...Study by Israeli scientists provides insight on DNA code
...s of images, each at a slightly different angle, a composite 3-D structure of the spliceosome was built up. The revealed structure has two distinct, unequal halves surrounding a tunnel. The larger part appears to contain proteins and the short segments of RNA, while the smaller half is made up of proteins al...Story tips from the Department of Energy's Oak Ridge National Laboratory, August 2004
...tubes, which consist of a silicon fiber-reinforced composite around a silicon monolithic tube, are sufficiently corrosion-resistant to withstand conditions in the high-temperature water used in reactors. Zia Faiztompkins, an engineer with the Rockville, Md.-based Gamma Engineering, is working with ORNL's Larry...Satellites are tracing Europe's forest fire scars
...ddish-brown spectral signature from a false-colour composite of spectral bands from optical sensors in the short wavelength infrared, near infrared and visible channels. A new ESA-backed, Earth Observation-based service is making use of this fact, employing satellite imagery from SPOT and Landsat to automati...Newly designed nanoparticle quantum dots simultaneously target and image prostate tumors in mice
...ck copolymer, and over-coated the particle-polymer composite with poly (ethylene glycol). They injected the quantum dots into the circulatory system of the mice first to test "passive" targeting of the tumor. Tumors grow extra blood vessels in a process called angiogenesis. These angiogenic vessels are very...Study of proteins offers insights into organization of biological networks
...to thousands of colored particles, the map gives a composite view of interactions that can take place among the proteins, but it doesn't indicate how frequently protein partners interact, nor which partners are in action at the same time. "We need a way of analyzing proteins' activity as a dynamic process," Vi...World's largest scientific society convenes regional meeting June 2-4 in Indianapolis
...on Award for developing a family of lighter-weight composite materials called Dbl-Lite that are currently being used on various GM cars. David Henton , Ph.D., of The Dow Chemical Company in Midland, Mich., will receive an ACS Industrial Innovation Award for work in the development of commercial plastics an...Nanotechnology highlights from the ACS national meeting in Anaheim, Calif., March 28-April 1
.... This could ultimately lead to structural plastic composite materials, including car parts, which could be recycled through composting. ( IEC 209 , Wednesday, March 31, 9:35 a.m., Anaheim Marriott, Orange County 1, during the symposium, "Nanotechnology and the Environment.") Nanoparticles from agricultural w...Microbe's trick provides a template for willowy crystals
...the mineral alone. Scientists have yet to make any composite material that is tougher than any of its individual components. In addition to De Stasio, Banfield and Chan, co-authors of the Science paper include Susan A. Welch, Maria V. Nesterova and Bradley H. Frazer of UW-Madison; Marco Girasole of the Institu...Design of composite materials that detect terahertz discovered
...ads to an effective magnetic response, so that the composite metamaterial can be characterized as magnetic. Therefore, these engineered metamaterials have properties that are not observed in their constituent materials. "Designing terahertz or optical devices and components has many challenges," explained pro...Envisat concludes a busy second year in orbit
...n Central Asia, as well as producing a spectacular composite image of the entire planet Earth....Marine sponges provide model for nanoscale materials production
...e shell for its high-performance, super-resistant, composite mineral structure. Now they are now looking to learn new biotechnological routes to make high performance electronic and optical materials. "We are now learning how to harness the biomolecular mechanism that directs the nanofabrication of silica in...Scientists report first sequencing of environmental genome
...es, using different software programs to arrive at composite genomes. Two of the draft genomes - for a Leptospirillum group II bacterium and a Ferroplasma type II microbe from the ancient group known as Archaea - are now about 97 percent complete, with a few gaps. The genome of one of the six microbes in the c...Complement inhibitor decreases heart attacks and death in men following cardiac surgery
...% (p=0.01) in the primary endpoint of the study, a composite of death, myocardial infarction (heart attack), prolonged (24 hours or more) intra-aortic balloon pump support, and prolonged (24 hours or more) intubation. Male patients receiving TP10 also showed a significant decrease in the combined endpoint of d...FDA approves Raptiva (efalizumab) for chronic moderate-to-severe plaque psoriasis
...asis Area and Severity Index (PASI). The PASI is a composite score that takes into consideration both the fraction of body surface area affected and the nature and severity of the psoriatic changes within the affected regions (erythema, infiltration/plaque thickness and desquamation). Secondary endpoints for ...Scientists switch components in cell circuits: Possible new technology, therapy
... module that drives actin polymerization into one composite gene. They then tested the protein encoded by the composite gene and for its responsiveness to novel inputs. Other attempts to engineer proteins have relied on ...Stanford symposium on future of air and space travel
...ystems for monitoring damage to structures made of composite materials. Stanford researchers also have introduced novel fuels for hybrid rockets, advanced computer systems for air traffic control and top-notch computational methods for simulating complex aerospace systems. Experiments of exquisite precision, s...ENBREL rapidly, significantly improved back pain, mobility, function in ankylosing spondylitis
...ylosing Spondylitis Response Criteria (ASAS 20), a composite measure that includes back pain, inflammation and physical function. At week 12, 60 percent of patients treated with ENBREL achieved the ASAS 20 compared with 27 percent of patients in the placebo group. At 24 weeks, 58 percent of patients treated w...UCLA physicists create nanoscale sensor
...sewhere. "The future will undoubtedly see nano-bio composite devices applied to perform molecular tasks," Zocchi said. "Ultimately these efforts will lay the groundwork for creating artificial systems with more and more of the characteristics that have been unique to living things. Economy of scale allows natu...... over time. Researchers are preparing to conduct a composite analysis of the future impacts of remaining waste at Hanford. The results of this study will be considered as future waste disposal decisions are made at the site. SAC is an integrated part of DOE's Groundwater Protection Project....