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Microscope in Biological News

DOE-funded research projects win 46 R&D 100 Awards for 2009

... with Veeco Instruments, Inc.) TEAM Electron microscope Stage The TEAM Stage will make one of the ... Medical Products LLC.) FemtoScope This time microscope dramatically improves the performance of ... Sandia's Hyperspectral Confocal Fluorescence microscope System - This system rapidly finds all emitting ...

Milestone in live microscopy focus of $2 million NIH grant

... scientists to develop the world's first electron microscope capable of filming live biological processes has ... tool called the dynamic transmission electron microscope or DTEM. These instruments can snap 10 to 100 ... processes at the molecular level. "A microscope with these capabilities will allow us to make ...

Neuroscientists discover long-term potentiation in the olfactory bulb

... bulb does in fact have LTP. This specialized microscope used an advanced imaging technique called ... made by higher-order brain regions. The 2-photon microscope used in this study is an ideal tool to ask what ... National Institutes of Health. The 2-photon laser microscope used in the study was constructed with support ...

Montana State grad's work helps diagnose skin cancer without a biopsy

... Center in Tennessee to build a handheld laser microscope that could someday reduce the number of biopsies ... of cancers -- come back negative. The handheld microscope could help doctors get a better idea when ... covered, among other things, the cost of the microscope itself and Arrasmith's graduate tuition. ...

Microscope reveals how bacteria 'breathe' toxic metals

... Lower and his colleagues used an atomic force microscope (AFM) to test how the bacterium responded to the ... They combined the AFM with an optical microscope to get a precise map of the bacteria's location ... times bigger than the tip of an AFM probe. So the microscope was able to slide over the surface of individual ...

W.M. Keck Foundation grant funds reproductive science research

... a custom-built scanning transmission electron microscope with multiple detectors for quantitative images ... elements in the mouse germ cells. No existing microscope can do this. Furthermore, the movement and flux ... he will coordinate construction of the electron microscope and develop methods to use the equipment. ...

Story tips from the Department of Energy's Oak Ridge National Laboratory, July 2008

... wallira@ornl.gov ] MATERIALS -- Under the microscope . . . A new generation of electron microscope at Oak Ridge National Laboratory is helping ... high-demand applications." Funding for the microscope was provided by the Department of Energy's Energy ...

The photonic beetle

... at the same time Galusha was using an electron microscope there and learned of Richeys project. Richey ... objects and because a preliminary electron microscope examination showed its scales did not have the ... section of a scale, and then took an electron microscope image of it. Then he used a focused ion beam ...

Looking at neurons from all sides

... marries a fast-moving laser beam with a special microscope that look at tissues in different optical planes ... then adapted that laser beam to the multi-photon microscope they were using. That allowed them to see the ... better view of its activity. A multiphoton microscope looks much like a conventional, ...

American Chemical Society's Weekly PressPac -- Dec. 19, 2007

... Dec. 24, 2007 Worlds only ultrafast electron microscope takes 4-D movies of molecules Chemical & Engineering News A unique electron microscope that can help create four-dimensional movies of ... Technology, is a modified transmission electron microscope interfaced with an ultrafast laser. The ...

Oosight microscope enables embryonic stem cell breakthrough

... WOODS HOLE, MA A noninvasive, polarized light microscope invented at the Marine Biological Laboratory ... succeeded, he says, largely due to the Oosight microscope system developed by Cambridge Research & ... quality. You can actually look in the Oosight microscope and see the spindle with your eyes, not frozen as ...

$1.1 million NSF grant to fund research in advanced light microscopy at UCLA

... emission depletion (STED) confocal laser scanning microscope for nanoscopic resolution of biological samples. ... Chemistry in Germany. Researchers will use the microscope to investigate molecular assemblies at the ... at UCLA. Developed by Leica Microsystems, the microscope is uniquely designed for nanoscopic resolution of ...

Scientists track chemical changes in cells as they endure extreme conditions

... approach, they used a beamline equipped with a high-resolution infrared microscope to detect the molecular signatures of a cell's biochemical and metabolic ... levels of free radicals and organic acids. Specifically, the infrared microscope tracks the instantaneous response of hydrogen bond structures in cellular ...

Focus on the formation of bones, teeth and shells

... teeth and sea shells. They used the world's most modern electron microscope to capture a three-dimensional image of the nanoparticles that form the ... process to be studied. Using this approach, as well as the electron microscope mentioned above, Sommerdijk's research group at the TU/e Faculty of ...

Findings uncover new details about mysterious virus

... picture of the virus matched features seen using the atomic force microscope picture, Rossmann said. The starfish-shaped feature apparently opens up ... feature and how it functions. The paper was written by Xiao; microscope expert Yurii G. Kuznetsov in the Department of Molecular Biology and ...

Covering the bases: Quantum effect may hold promise for low-cost DNA sequencing, sensor applications

... with thymine and cytosine with guanine. The scanning tunneling microscope used in the present study features a delicate electrode tip held very ... By measuring the current drop in the electrical circuit formed between the microscope probe and the substrate as the hydrogen bonds are gently pulled apart, a ...

Vanderbilt scientists invent world's smallest periscopes

... from several sides at once. "With an off-the-shelf laboratory microscope you only see cells from one side, the top," says team member Chris ... According to Ron Reiserer, "This could easily become as ubiquitous as the microscope slide and could replace more expensive methods currently used to position ...

DNA evidence is in, newly discovered species of fish dubbed H. psychedelica

... in ethanol. The flesh of the preserved specimen looks white, but with a microscope one can still see the striping, Pietsch discovered. This got him ... Pietsch retrieved the old specimens from the collection, put them under a microscope and found the striping distinctive to H. psychedelica . He'd had two ...

Tension in the nanoworld

... use of extreme light concentration at the sharp tip of an Atomic Force microscope (AFM), yielding nanoscale resolved images at visible, infrared and ... tip into the surface of a Silicon Carbide crystal. With the near-field microscope the researchers were able to visualize the nanoscopic strain field around ...

The Burnham buzz

... New Cures Jeff Price, M.D., Ph.D. has created a next generation robotic microscope which can be used for high-throughput cellular image analysis to discover ... of light in optical systemsto simplify and speed auto-focusing of the microscope via digital color cameras. This advancement will increase screening from ...

Nothing stops an expert in the art of living

... by pressing a bug against a glass slide and looked at the slide under a microscope to see if they were covered in a special glue-proof coating. The bugs ... at the insect's coating at high-resolution with a cryo scanning electron microscope (cryo-SEM). The mirid bugs coating was 30 times thicker than the blowfly ...

How nonstick bugs evade natural fly paper

... by pressing a bug against a glass slide and looking at the slide under a microscope to see if they were covered in a special glue-proof coating. The bugs ... high-resolution look at the insect's coating with a cryo-scanning electron microscope (cryo-SEM). The mirid bug's coating was 30 times thicker than the blowfly ...

How non-stick bugs evade natural fly paper

... by pressing a bug against a glass slide and looking at the slide under a microscope to see if they were covered in a special glue-proof coating. The bugs ... high-resolution look at the insect's coating with a cryo-scanning electron microscope (cryo-SEM). The mirid bug's coating was 30 times thicker than the blowfly ...

How chemo kills tumors: research to reduce side effects

... was only possible because the Faculty recently bought a fully automated microscope that allowed us to analyse such large numbers of cells. We acquired this state-of-the-art microscope thanks to the University's Strategic Research Fund, which demonstrates the ...

Automated microfluidic device reduces time to screen small organisms for genetic studies

... long-term effects. After cooling, the system uses a high-resolution microscope to acquire multi-dimensional images of the animal on-chip. "The ... using our microchip is that it's completely compatible with any standard microscope you'd find in a biology laboratory epifluorescence, stereo, multi-photon ...

New cheaper method for mapping disease genes

... DNA: A, C, G and T). These fragments were then spread out and fixed onto a microscope slide so that several million fragments could be analysed simultaneously. ... takes place in our own specially built instrument, which comprises a microscope powerful enough to take pictures of DNA fragments, an automated pipette ...

MIT sorts cells with beams of light

... The system, which can sort up to 10,000 cells on a conventional glass microscope slide, could enable a variety of biological research projects that might ... uses a simple transparent silicone layer bonded to a conventional glass microscope slide. Fabricated in the layer are a series of tiny cavities, or traps, in ...

Using nanotechnology, UCLA researchers discover cancer cells 'feel' much softer than normal cells

... of cases. We detect cancer cells typically by looking at them under a microscope after the cells are fixed and stained with chemicals, which is really an ... in the nanotechnology arsenal, the research team used an Atomic Force microscope (AFM) to measure cell softness. Since the cells being analyzed were less ...

Putting stem cell research on the fast track

... methods to study millions of stems cells on devices the size of a standard microscope slide. The techniques enable thousands of individual stem cell experiments ... individual clonal populations of cells. A stamped surface the size of a microscope slide can contain 3,500 clonal cell populations. These populations can ...

New stem cell research could reduce number of animal experiments

... Subramanian, allowing her to focus on her research, and a research assistant to work on the project. It will also fund a state-of-the-art high power microscope that will allow the researchers to observe the movements and growth of neurones in real time. The project is one of 13 receiving a share of a 4.5 ...

Early initiation of Arctic sea-ice formation

... to the genus Synedropsis . "We were astonished by this", said team member Richard Pearce of NOCS, who imaged the samples using a scanning electron microscope at the NOCS: "Weakly silicified diatoms are preserved only under exceptional circumstances, so to find fossilised Synedropsis species so well ...

Arctic climate under greenhouse conditions in the Late Cretaceous

... electron microscopy techniques. In the modern ocean, scientists use floating sediment traps to collect and study settling material. These electron microscope techniques that have been pioneered by Professor Kemp's group at Southampton have unlocked a 'palaeo-sediment trap' to reveal information about Late ...

The sound of light: Innovative technology shatters the barriers of modern light microscopy

... "listening to light". In the future this technology may facilitate the examination of tumors or coronary vessels in humans. Since the dawn of the microscope scientists have been using light to scrutinize thin sections of tissue to ascertain whether they are healthy or diseased or to investigate cell ...

University of Saskatchewan and Canadian Synchrotron researchers shed light on esophageal disease

... Luca Quaroni and Dr. Alan Casson, Head of the Department of Surgery at the University of Saskatchewan (U of S) used the synchrotron's infrared microscope to identify tissue afflicted with a condition known as Barrett's Esophagus from chemical fingerprints associated with the disease, which can lead to ...

Exhibition showcases the 'art of science'

... Gaevski, Joe Palmer, and Conrad Sylvestre of Princeton's Micro/Nanofabrication Laboratory (MNFL) for their entry Desert Butte, a scanning electron microscope image. Third Prize went to Maria Ciocca, a 2005 alumna now at the University of Pennsylvania School of Medicine, for Worm Love, an image taken using ...

Non-wovens as scaffolds for artificial tissue

... scientists in Halle etched approximately 50 "microtesting machines". They then placed and fastened the fibers over the testing machines. Under the microscope the researchers were able to observe how the fibers behave when they are pulled, how far they stretch and when they snap. As fiber-like structures ...

Regulation of cell proliferation by the OGF-OGFr axis is dependent on nuclear localization signals

... system, but to the development of new agents that will enhance effectiveness in treatment. Previous immunohistochemical and immunoelectron microscope studies have detected OGF and OGFr in both the cytoplasmic and the nuclear compartments. The OGF-OGFr axis is known to regulate cell proliferation ...

New data on the breakdown of the KRas protein

... responsible for breaking down proteins; this breakdown pathway was unknown in the case of KRas. Thanks to videomicroscopy techniques using a confocal microscope and the fluorescence, resonance energy transfer (FRET) technique, the researchers have observed how the protein is brought inside the cell and ...

TGen researchers discover possible way to block the spread of deadly brain tumors

... Fellow at Barrow Neurological Institute, who examined tumors for the study. "As a pathologist, I examined expression of NHERF-1 under the microscope in tumor sections, including both invading edges of tumor and cellular tumor cores. We found NHERF-1 to be robustly expressed by invading tumors ...

Home tooth bleaching slightly reduces enamel strength

... scientists used a specialized tool to apply force to test the enamel hardness and stiffness (the surface ability to bounce back), and an atomic force microscope to observe the tiny nanometer-scale effects on the teeth. The average loss of enamel ranged from 1.2 to 2 nanometers on the treated teeth. The ...
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