Bursts of waves drive immune system 'soldiers' toward invaders
...n; it also appears to eliminate the Hem-1 that has assembled it, the new research shows. The scientists think that this cycle of Hem-1 propulsion and annihilation is likely to produce the series of waves seen under the microscope. The cell-propelling circuit contains a third component that makes it self-sus...Smithsonian scientists show differing patterns of rainforest biodiversity
... botanists, including Smithsonian researchers, has assembled data representing 500 species of caterpillars, ambrosia beetles and fruit flies in the undisturbed lowland rainforest of the Sepik and Ramu river basins in Papua New Guinea. The team collected insects and plants from eight study sites across 75,000 s...ASU researchers partner with UOP to make biofuel for military jets a reality
...petroleum based. We are confident that we have assembled a strong team of experts that will be successful in proving the viability of biofeedstock technologies for JP-8 and other jet fuels, while offering the U.S. military another option for sustainable liquid fuels critical to their programs, said Jennife...MIT team building robotic fin for submarines
... the need for electric motors. The material can be assembled from a solution of chemicals, giving the designers more control over its molecular structure. This gives us the potential to build machines or robots in a manner closer to how nature creates things, said Tangorra. In future research, the team pl...Researchers find pathway that controls cell size and division
...sZ exists in a balance between its unassembled and assembled state. The enzyme trio regulated FtsZ ring formation by changing this balancepushing FtsZ towards its unassembled state when the cells were growing in nutrient-rich conditions, thereby delaying cell division and increasing cell size. All three enz...Gene-transcription machinery seen poised for action, held in check until needed
...l study. The machinery incorporating polymerase is assembled at the beginning of the gene, but is not properly activated. Ubiquitin seems to serve as something like a checkpoint until it is removed, at which point polymerase is fully functional. ...Maynard Olson receives $500,000 Gruber Genetics Prize
...e consists of a gold medal and $US500,000. When he assembled his physical map of the yeast genome, Maynard developed a new way to piece together the puzzle. He allowed us to mechanize, computerize and organize the process, says 2003 Gruber Genetics Laureate, David Botstein. Maynard was one of the top two or t...$125 million bioenergy initiative powered by Midwest ag industry, MSU research
...patibility between UW-Madison and MSU, and we have assembled with others a strong and dynamic partnership. Wisconsin, Michigan and the Great Lakes region will be a hub for research efforts aimed at clearing the technological bottlenecks that prevent plant biomass from being used efficiently as a source of en...World's first X-ray free electron laser is on course to completion
...ndustry. The last of the 40 LCLS undulators was assembled and accepted by Argonne late last month, on time and within budget, from Hi-Tech Manufacturing in Illinois and Metalex Manufacturing in Ohio, said Argonne LCLS Project Director Geoff Pile. The LCLS project remains on course for completion in March 20...Exploring the dark matter of the genome
...kilobases long. Contiguous lengths of sequence are assembled by matching overlaps of these fragments. With euch...gments like transposons and single-copy genes were assembled by comparing numerous copies with unique or sufficiently distinctive sequences. The assembly was che...Cellular message movement captured on video
...d previously reported that paxillin can be rapidly assembled and disassembled, and they hypothesize that this process enables cell migration by assembling new focal adhesion sites in the direction of cell movement and disassembling them on the trailing side of the cell. Researchers are applying the fluorescenc...Bigelow Laboratory Scientists develop new approach to study marine microbes
...so incredibly high, that very few genomes could be assembled from even the largest metagenomic studies, consisting of millions of DNA sequences. In a paper published this month in the Proceedings of the National Academy of Sciences, Drs. Stepanauskas and Sieracki propose an alternative to the metagenomic resea...DNA repair proteins monitored at double-strand break
...s eye view of the human cells DNA repair kit as it assembled on a double-strand break to link together the broken ends. Double-strand breaks are ruptures that cut completely across the twisted, ladder-like structure of DNA, breaking it into two pieces. Using a technique developed specifically for this proje...Scientists identify prion's infectious secret
...c yeast prion, one that another research group had assembled from pieces of both the bakers yeast and the pathogenic fungi prion. Earlier studies had shown that this synthetic prion could cross the species barrier but did not identify the mechanism. Tessier found that this synthetic prion contained two recogni...Anthrax paralyzes immune cells with lethal toxin, UF research shows
...ing them to the center of the cell, where they are assembled into filaments. "We've discovered that through this pathway, lethal toxin blocks the function of a protein that regulates how actin assembles," said Southwick, who believes his findings may also explain how anthrax paralyzes other types of cells, l...Salk scientist Ursula Bellugi elected to National Academy of Sciences
...gnition. So she reached out across disciplines and assembled a team of experts under the umbrella of a Program Project from the National Institutes of Child Health and Human Development, one of the first of its kind, to help her trace the influence of individual genes on the development and function of the bra...Scientists unravel clue in cortisol production
... the cells to make more cAMP. Then as the proteins assembled on the DNA, they tested the cells at different intervals in order to get a snapshot of which proteins were interacting, both with each other and the DNA and in which order this occurred. Then they mutated the proteins to stop them from fulfilling the......ts encoded in the nucleus. These proteins are then assembled into functional complexes in the chloroplasts. In experiments done in the mustard plant Arabidopsis thaliana, the "lab rat" of plant biologists, they found that when chlorophyll precursor molecules accumulate in chloroplasts, hundreds of nuclear gene...Researchers figure out what makes a simple biological clock tick
...rotein KaiC. It is a large, barrel-shaped molecule assembled from six identical components. The diurnal cycle takes the form of the regular increase and decrease in the number of phosphate groups attached to the KaiC molecules. The attachment and detachment of phosphate groups a process called phosphorylation...Gene sequencing advance will aid in biomass-to-biofuels conversion
...ss to fuels and chemicals. "We have sequenced and assembled the complete genome of Pichia stipitis, a native xylose-fermenting yeast," says Thomas Jeffries, research microbiologist at FPL and a professor of bacteriology at the University of Wisconsin-Madison. The results of this research project will be publi...