Tag: "synchrotron" at biology news
Synchrotron could help save the Tassie devil
Australias new $200m synchrotron
in Melbourne could contribute to the fight to save...ology in Geelong. Dr Church says he will use the synchrotron
to see if the disease causes any biochemical changes in the devils which could be detected in their ...
Mother-of-pearl -- Classic beauty and remarkable strength
...zler examined the structure of abalone nacre using synchrotron
radiation - light emitted by electrons speeding ar...crystalline "bricks," the polarized light from the synchrotron
revealed that the nacre wall was not uniform. Instead, the wall contained distinct clumps of bri...
CSIRO scientists join fight to save 'Tassie devil'
...ill look to extend their work using the Australian synchrotron
infrared beam line when it comes on-line later this year. Steve Marvanek, Spatial Data Analyst at CSIRO Land and Water, integrated historical wildlife spotlight data, devil monitoring data and geo-referenced reports of diseased devils into a geogra...
Argonne's Joachimiak and Rosenbaum honored with the 2007 Compton Award
...ized for his pioneering demonstration in 1970 that synchrotron
radiation could be a source for biological X-ray diffraction as well as his innovative designs, that have set the world standard for biological diffraction. Currently Rosenbaum is a senior beamline scientist at the Southeast Regional Collaborative Ac...
Breathing easy: When it comes to oxygen, a bug's life is full of it
...awarded the Nobel Prize in 1920. But the advent of synchrotron
x-rays, an advanced form of x-ray scan, has recent...ublic for his work on "flying" snakes. He has used synchrotron
x-rays to view working tracheal tubes and air sacs in living insects that give further clues to how ...
Freeze! Scientists film proteins at work by freezing them at different states
...ied the right states, they studied the sample with synchrotron
x-rays. We expect this new methodology to be of use for many researchers in the field, Bourgeois explains. Filming certain proteins whilst reactions occur has been possible at the ESRF for some years. However, experiments until today were restricte...
Flexible electronics could find applications as sensors, artificial muscles
...e research with Argonne's existing capabilities in synchrotron
X-ray studies, neutron-based materials research and electron microscopy with new capabilities in nanosynthesis, nanofabrication, nanomaterials characterization, and theory and simulation. With the many resources at Argonne at his disposal, Sun plan...
Homing pigeons get their bearings from their beaks
...al examinations in collaboration with HASYLAB, the synchrotron
laboratories based in Hamburg, Germany, iron-containing subcellular particles of maghemite and magnetite were found in sensory dendrites of the skin lining the upper beak of homing pigeons. This research project found that these dendrites are arrang...
How long is a child a child?
...n innovative combination of a novel application of synchrotron
imaging, high-resolution microtomography, and deve...al development with a high degree of precision, as synchrotron
images reveal microscopic internal growth lines without damage to the specimen. The team found that ...
Water theory is watertight, researchers say
...versy. Using near-perfect hydrophobic surfaces and synchrotron
X-ray measurement techniques, the researchers foun...rminated octadecylsilane monolayer. Then they made synchrotron
X-ray measurements of the interface between water and monolayer. The measurements revealed a depleti...
Focus on photosynthesis
...repeatedly after short periods of measuring in the synchrotron
beam. "We now have a structural basis with which to understand the different stages of reactions in the process that uses sunlight to split water," says Messinger. "This is an important step towards developing artificial catalysts for regenerative ...
Mind the gap
...erfaces. This is the first time that high energy synchrotron
X-rays have been used as a tool to measure the properties of this gap. "Some teams have used neutrons, but they didn't have enough resolution, after all, the gap is extremely small and difficult to track," explained Harald Reichert, the papers corres...
Bones at the nanoscale
...cale takes place in a bone by studying it with the synchrotron
X-rays. This study explains the enor-mous stability and deformability of bones. The hierarchical structure of bones makes them able to sustain large strains without breaking, de-spite being made of essentially rigid units at the molecular level. The ...
Dartmouth study contributes to research addressing malnutrition and iron deficiency
...imited. "We have demonstrated the usefulness of synchrotron
X-ray fluorescence microtomography to look inside a seed," says Guerinot. "This technique is noninvasive and requires no sample preparation. We think our work will open the way for many more biologists to use this technique to examine the spatial dis...
Unique imaging uncovers the invisible world where surfaces meet
...e what she could not with a normal microscope. The synchrotron
emits energy at all spectral frequencies, from infrared (IR) to X-rays. The light emitted by IR, which is what Hirschmugl uses, is intense, but not visible with the human eye. IR reveals the vibrations of molecules in a cell, which act as "signature...
Genetic repair mechanism clears the way for sealing DNA breaks
...nse X-rays and advanced technologies of the SIBYLS synchrotron
beamline at the Berkeley lab Advanced Light Source. The researchers used a combination of X-ray crystallography and small angle X-ray scattering (SAXS). They conducted their studies with a model organism called Sulfolobus solfataricus that has many ...
Researchers watch seeds in 3-D and discover an unknown air path
... have recently visualised a plant seed in 3D using synchrotron
light. This new view has revealed that there is a ...the holotomography technique at a third generation synchrotron
source. The team behind the discovery publishes its results in PNAS. Embryonic photosynthesis leads...
New VEE virus protein structure marks first step to developing effective therapy
...ing both with equipment at UTMB and the high power synchrotron
radiation source at Louisiana State University's Center for Advanced Microstructures and Devices in Baton Rouge. "It took about a year of hard work by Andrew, but it was worth it," Watowich said. "In the future when we're dealing with one of these pe...
Opportunities for structured doctoral research
...e lasers, optical fs-lasers, free electron lasers, synchrotron
radiation sources and atom lasers for light and matter waves. (Spokesperson: Professor Klaus Sengstock, University of Hamburg) As a result of their increasing frequency, their sometimes serious progress and the danger that they may become chronic, ...
New potential drug target in tuberculosis
...ed crystals of the molecule. Using the high-energy synchrotron
radiation beamlines at EMBL Hamburg, on the campus of the German Electron Synchrotron Radiation Facility (DESY), he created an atom-by-atom map of the protein's structure. A high-resolution picture of the active site of LipB bound to a lipid inhibito...
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