Sentences with phrase «from electron microscopy»

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This new development paves the way for a new field of dynamical study in the position dependence of atomic vibration in small particles, and is also likely to benefit the catalytical study of particles.Richard Aveyard, Postdoctoral Research Associate in the Department of Physics at York, said: «Our work highlights the valuable contribution that computational simulations can have in the field of electron microscopy: the more details we can put into our simulations, the more details we can extract from experiments.»

Over the last half - century, protein structure data from imaging techniques like X-ray diffraction and electron microscopy has mounted, and protein structure databases store at - the - ready information on sequencing and structure.

Hochstein and her collaborators from MSU, the University of California, Los Angeles, and the Max Planck Institute of Biochemistry in Germany learned more about the structure of the Acidianus virus by using a combination of cryo - electron microscopy and X-ray crystallography.

SMALL WORLD For their contributions to the development of cryo - electron microscopy, Jacques Dubochet, Joachim Frank and Richard Henderson (from left to right) won the 2017 Nobel Prize in chemistry.

Using transmission electron microscopy, EPFL scientists have examined a slice from a meteorite that contains large diamonds formed at high pressure.

Doctoral student Florian Vogel and Dr. Nelia Wanderka from the HZB Institute of Applied Materials have elegantly combined two methods to accomplish this: transmission electron microscopy (TEM) and atom probe tomography (APT), which they carried out in collaboration with colleagues from the University of Münster.

In this false - color scanning electron microscopy image, thermal conductivity was measured by transporting heat from the suspended heat source pad (red) to the sensing pad (blue).

One mission of the Facility is to establish user - friendly workflows ranging from sample preparation to image acquisition, image processing, and long - term data storage, especially for imaging modalities generating very big datasets or files, such as slide - scanning, high - content screening, and 3 - D scanning electron microscopy.

The researchers used an ion beam to slice off thin sections from the samples, and they used electron microscopy techniques to image the samples and perform elemental analyses.

An international team led by researchers from the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) used advanced techniques in electron microscopy to show how the ratio of materials that make up a lithium - ion battery electrode affects its structure at the atomic level, and how the surface is very different from the rest of the material.

«We studied a range of authentic microfossils using the same transmission electron microscopy technique and in all cases these reveal coherent, rounded envelopes of carbon having dimensions consistent with their origin from cell walls and sheaths.

Before and three months after fat grafting, samples of skin from the treated area were obtained for in - depth examination, including electron microscopy for ultrastructural - level detail.

Electron microscopy and electron diffraction can provide the spatial resolution to image atoms, but filming atomic motions requires ultrashort shutter speeds — the shorter the electron pulses, the sharper the images from the micrElectron microscopy and electron diffraction can provide the spatial resolution to image atoms, but filming atomic motions requires ultrashort shutter speeds — the shorter the electron pulses, the sharper the images from the micrelectron diffraction can provide the spatial resolution to image atoms, but filming atomic motions requires ultrashort shutter speeds — the shorter the electron pulses, the sharper the images from the micrelectron pulses, the sharper the images from the microcosmos.

The authors of this study combined live cell imaging with electron microscopy to observe Trichoplax feeding behavior at scales ranging from the whole animal to subcellular.

Using electron microscopy to look at thousands of ultrathin brain slices taken from awake and sleeping mice, they found that after sleep, the size of most synapses — specifically, the surface area where two neurons touch each other — shrank by about 18 percent.

In close collaboration with his TUM colleagues Johannes Buchner, professor of biotechnology and Sevil Weinkauf, professor of electron microscopy, Reif determined that the small heat shock protein uses a specific non-polar beta - sheet structure pile in its center for interactions with the beta - amyloid, allowing it to access the aggregation process in two locations at once: For one it attaches to individual dissolved beta - amyloids, preventing them from forming fibrils.

In studying the functional behavior of the brain, from control of muscles to the formation of memories, scientists are using such tools such as electron microscopy, recordings of electrical signals from individual brain cells, and imaging of brain structures and processes using functional magnetic resonance imaging (fMRI), positron emission tomography (PET), and high - resolution optical imaging.

Co-author Lisa Tell summarizes: «This study was exciting because not only were we able to document the presence of a mite on feathers from two species of hummingbirds found in California, but we were also able to examine the positioning of live feather mites in situ with electron microscopy that is portable enough to use in the field.»

The researchers used electron microscopy and other imaging techniques to view thousands of cells from the liver tissue of lean and obese mice.

Working with John and Johno Parsons (Prophet Gold Mine, Queensland), Professor Gordon Southam (University of Queensland) and Dr Geert Cornelis (formerly of the CSIRO), Dr Reith and postdoctoral researcher Dr Jeremiah Shuster analysed numerous gold grains collected from West Coast Creek using high - resolution electron - microscopy.

This is a 3 - D reconstruction of an amyloid fibril from two protofilaments (red / blue) calculated from cryo - electron microscopy images.

For transmission electron microscopy, tissue fragments (2 × 2 mm) were excised from paraffin blocks of lung, deparaffinized, and processed as previously described [48].

The Integrated Microscopy Core was provided with funding from the Dan L. Duncan Cancer Center, Baylor College of Medicine, and the John S. Dunn Gulf Coast Consortium for Chemical Genomics for providing the electron microscopy micrographs.

We conducted optical and scanning electron microscopy, energy dispersive X-ray spectroscopy, and Fourier transform infrared spectroscopy on postimpact tubular features hosted in impact glasses from the Ries impact structure (Germany).

To confirm the presence of virus in diseased tissues, we examined lung tissue from affected monkeys by transmission electron microscopy, revealing abundant icosahedral particles characteristic of adenovirus filling the alveoli (Fig. 1D - 4).

«Electron - microscopy studies from back in the 1960s show depressions in the yeast membrane, but they were not studied in detail and were dismissed as artefacts of sample preparation», explains University of Groningen Professor of Biochemistry Bert Poolman.

Korenberg's team is developing a 3D coordinate system to align various types of neuroimaging data in the macaque brain, from whole - brain MRI connectivity to single - cell confocal data and, for some areas, subcellular resolution with electron microscopy.

The current focus of his work is finding ways to apply new methods to multiple modes of data collection, from X-ray diffraction to cryo - electron microscopy, X-ray free electron laser (XFEL) technology, and electron diffraction.

I am an experimentalist, and I use ultrahigh - resolution ion - and electron - microscopy techniques, including focused - ion - beam scanning - electron microscopy and transmission electron microscopy, to determine the composition and structure of these materials at scales ranging from millimeters down to the atomic.

As a complement to laboratory techniques such as gas chromatography coupled to mass spectrometry, infrared spectroscopy, X-ray diffraction, visible and electron microscopy carried out at the Centre of Research and Restoration of French Museums, Paris, the scientists used the ultra bright X-rays on the ESRF's ID21 beamline to analyse tiny fragments taken from different sculptures.

Scanning electron microscopy analysis of developing inflorescences from PCZ - treated wild - type plants showed that terminal AMs mostly formed spikelets rather than bristles (Figures 5C and 5D), that there was ectopic development of rudimentary spikelets (Figure 5D), and many spikelets (∼ 43 %) developed two florets instead of one (Figure 5E), very similar to what we observed in bsl1 - 1 mutants.

(C) to (E) Scanning electron microscopy analysis of inflorescences from PCZ - treated wild - type plants showed that by 17 DAS (C), there was no sign of bristle differentiation, but spikelets (white arrows) developed normally.

However, these structures are typically derived from many 2 - D electron microscopy or x-ray crystallography images averaged together, resulting in a representative, but not true, 3 - D structure.

This method was difficult to develop, and it leaned heavily on the experiences from X-ray crystallography and classic electron microscopy.

In contrast, X-ray crystallography and cryo - electron microscopy plot the average position of atoms from many identical samples.

Using correlated 2 - photon and electron microscopy, these have shown how adult neuronal connectivity is far from hard - wired, with dendritic spines playing a significant role in the rapid alterations in the wiring of cortical circuits.

For this latest study of DNA nanostructures, Ren used an electron - beam study technique called cryo - electron microscopy (cryo - EM) to examine frozen DNA - nanogold samples, and used IPET to reconstruct 3 - D images from samples stained with heavy metal salts.

Relief from this dire situation might come from unexpected sources, like the technology honoured by the Nobel Prize in Chemistry 2017: cryo - electron microscopy, or cryo - EM.

Electron crystallography and atomic force microscopy are used to analyze two - dimensional crystals assembled from membrane proteins and lipids.

Join us on October 10th to learn about SPHIRE (SParx for HIgh Resolution Electron microscopy) from Toshio Moriya, post-doctoral fellow at the Max Planck Institute of Molecular Physiology SPHIRE: User - friendly pipeline for near - atomic...

Recently, Pyle used this mathematical approach to create libraries of discrete RNA conformations that can be used to build RNA structures using electron density data and, in the future, data from cryoelectron microscopy.

The image is generated from reconstructed data from serial block face scanning electron microscopy, showing the cells, their flagella (red and purple) and internal organelles.

The Fraser team borrows techniques from X-ray crystallography, NMR, and cryo - electron microscopy and develops new methods to gather and to analyze the data.

This study using cry - electron microscopy on tau from an Alzheimer patient's brain substantially advances what we know.

A group of researchers from institutions in Korea and the United States has determined how to employ a type of electron microscopy to cause regions within an iron - based superconductor to flip between superconducting and non-superconducting...

The facility will be opened by Dr Richard Henderson, from the MRC Laboratory of Molecular Biology in Cambridge, who was one of three scientists to win the 2017 Nobel Prize in Chemistry «for developing cryo - electron microscopy for the high - resolution structure determination of biomolecules in solution.»

The results were confirmed in cooperation with the team working with Peter Werner from the Max Planck Institute of Microstructure Physics using high resolution transmission electron microscopy.

Cells and synapses reconstructed from serial block face electron microscopy data.

To date, the program has brought three scientists from broad disciplines to the Institute to trigger innovation and collaboration in single - particle cryo - electron microscopy, three - dimensional genomic organization and the gene editing technology known as CRISPR.

They then use photo emission electron microscopy at the Advanced Light Source to read out the magnetic structure from this region, demonstrating that the magnetism directly tracks the ferroelectric structure even though no magnetic fields were applied.