Sentences with phrase «use light microscopes»

Winners and other images from the 2008 BioScapes Photo Competition use light microscopes to portray extraordinary images of biological specimens

Weiner never expected to find this robust wave motion, and until recently, he would not have been able to visually capture it using a light microscope.

Using a light microscope, researchers at the Swiss Federal Institute of Technology in Zürich watched fluorescently tagged vaccinia virus — a more benign cousin of smallpox virus — migrate toward target cells.

Not exact matches

Some six decades ago, it had been used in the study of human chromosomes: The chemical, which could stop mitosis in its tracks, made it easier to spy the dividing chromosomal strands in metaphase, where they could be clearly viewed under a light microscope.

His technique uses three microscopes in succession to magnify the sample, capture light from the tilted plane, and sweep the light sheet.

Because of its amplification, the resonator can improve the performance of cameras looking for tiny wisps of light, such as those used in microscopes.

The light is then measured using a microscope, yielding a three - dimensional map of the electric fields.

An electron microscope, which uses a beam of electrons as a light source, recorded the raw data that was then analyzed to create 3 - D reconstructions of the structures.

This can be useful for everything from using a simple light microscope to watch cells divide to using light - based techniques to drive genetic and cellular actions.

Using a scanning transmission electron microscope at the Lawrence Berkeley National Laboratory's Molecular Foundry, Miao and his colleagues analyzed a small piece of tungsten, an element used in incandescent light bulbs.

When LCLS opened six years ago as a DOE Office of Science User Facility, it was the first light source of its kind — a unique X-ray microscope that uses the brightest and fastest X-ray pulses ever made to provide unprecedented details of the atomic world.

The technology the researchers used to tackle this problem consists of a wide - field microscope that emits blue light, which penetrates about 50 to 150 microns below the skin and is reflected back to a video camera.

To test this idea, Szibor's graduate student, Christoph Schubert, tracked pollen counts in his own nose for a year using what he termed a «handkerchief test» — after blowing his nose, he would identify the types of pollen in the mucus using light and scanning electron microscopes.

The team monitored the passage of light through the waveguide using a near - field scanning optical microscope and confirmed that a narrow beam of light successfully passes through the waveguide forwards, but that the wave's symmetry breaks down when traveling backwards2.

Then, using a powerful microscope that magnifies and lights up the electrical circuitry of the cells, they watched the chain of events that unfolded inside them.

«We can use expansion pathology to push conventional light microscopes beyond their current limits, which could have important applications in diagnostic pathology,» said the study's co-lead author, Octavian Bucur, MD, PhD, of the Department of Pathology and Cancer Research Institute at BIDMC, who is also a Ludwig Cancer Center Research Investigator.

The upper left electron microscope image shows spaghetti - shaped organic polymers now used for organic light - emitting diodes, or OLEDs.

The cellular features used to diagnose certain diseases are often too small to be seen through a standard light microscope.

In addition to fruit flies, they successfully used the program to analyze images of zebrafish and mice, as well as data collected from a commercial light sheet microscope and a commercial confocal microscope.

Using this approach, it takes about an hour to scan a piece of tissue 500 by 500 by 200 microns, using a light sheet fluorescence microsUsing this approach, it takes about an hour to scan a piece of tissue 500 by 500 by 200 microns, using a light sheet fluorescence microsusing a light sheet fluorescence microscope.

Using one of the world's most powerful soft X-ray microscopes — the Scanning Transmission X-ray Microscope (STXM) and X-ray Emission beamlines — at the Canadian Light Source in tandem with one of the world's highest resolution aberration - corrected transmission electron microscopes housed at the University of Illinois at Chicago (UIC), Banerjee and collaborators from the Lawrence Berkeley National Laboratory, the UIC and Argonne National Laboratory were able to observe the unique electronic properties of their novel vanadium pentoxide and directly prove magnesium - ion intercalation into the material.

The three new Nobelists overcame that limit using fluorescence, getting the objects under the microscope to emit light themselves to reveal their details.

That required some special equipment: a microscope that uses lasers and fluorescent lights to piece together 3D images, a special lighting system to keep the plants healthy during their longer - than - usual time in the spotlight, and a microscope setup flipped entirely on its side so the plants could grow upright instead of growing horizontally along a slide.

The University of Portsmouth and NREL collaborated with scientists at the Diamond Light Source in the United Kingdom, a synchrotron that uses intense beams of X-rays 10 billion times brighter than the sun to act as a microscope powerful enough to see individual atoms.

Rather than the light used in a traditional microscope, this technique uses focused beams of electrons to illuminate a sample and form images with atomic resolution.

«Previously, dynein movement had only been tracked by attaching fluorescent molecules to the proteins and observing the fluorescence using very powerful light microscopes.

But it was so small that we couldn't just use a normal light microscope to study it.

In contrast to the hazy images shown in some museums and television documentaries, the right lighting and focusing can produce micrographs of startling clarity using original microscopes or modern replicas (see slideshow).

With much shorter wavelengths than photons of visible light, electron beams can be used to observe objects hundreds of times smaller than those that can be resolved with an optical microscope.

The fluorescent light emitted by the molecules is observed through the glass plate using a microscope.

Contact: 508-289-7139; [email protected] WOODS HOLE, Mass. — Using a simple «mirror trick» and not - so - simple computational analysis, scientists affiliated with the Marine Biological Laboratory (MBL) have considerably improved the speed, efficiency, and resolution of a light - sheet microscope, with broad applications for enhanced imaging of live cells and embryos.

Sections stained for markers described above were visualized using a Leica DM6000 B upright fluorescence light microscope with motorized Z - focusing.

The cell was then fit into a microscope that uses a beam of electrons, rather than light, to obtain images.

These tools, however, produce nothing close to the angstrom - level (tenth of a nanometer) resolution of a new type of microscope that uses femtosecond pulses of extreme ultraviolet light (EUV)-- the same wavelength light to be used for sub-10 nanometer semiconductor lithography.]

Using colorfully labeled antibodies to light up the new protein under their microscopes, they found that it was present where Listeria entered cells and also present at adherens junctions between epithelial cells.

Lenses are used in microscopes and cameras to focus light, thus allowing a researcher to see small things or a photographer to capture image of things that are far away.

For his work on producing an acoustic microscope using sound rather than light in order to form images.

The sections were then stained with hemotoxylene and eosine stain and were visualized and imaged under Nikon TE - 2000S light microscope (Nikon, Japan) using ACT - 2U software (version 2.1)(Nikon, Japan).

And how they are doing it just might be the semiconductor industry's ticket for extending its use of optical microscopes to measure computer chip features that are approaching 10 nanometers, tiny fractions of the wavelength of light.

Using a novel microscope that combines standard through - the - lens viewing with a technique called scatterfield imaging, the NIST team accurately measured patterned features on a silicon wafer that were 30 times smaller than the wavelength of light (450 nanometers) used to examine them.

Toward this end we have built a mobile phone - mounted light microscope and demonstrated its potential for clinical use by imaging P. falciparum - infected and sickle red blood cells in brightfield and M. tuberculosis - infected sputum samples in fluorescence with LED excitation.

Using a technique called smFISH (single - molecule fluorescence in situ hybridization), the team attached dozens of small fluorescently labeled probes to each molecule of specific messenger ribonucleic acid (RNA), which causes these molecules to light up under the microscope.

In confocal microscopes, optical sectioning of a specimen is based on discriminating the out - of - focus reflected light by using a pinhole.

Researchers used a powerful X-ray microscope at Berkeley Lab's Advanced Light Source (ALS) to capture images of nerve cell samples at different stages of maturity as they became more specialized in their function — this process is known as «differentiation.»

Inverted microscopes are used to image lives cells in culture (flasks, dishes, or multi-well plates) using transmitted light, phase contrast, DIC, or fluorescence modes.

The researchers first created a bunch of mutated versions of a certain light - sensitive protein, put them into cells, let the cells grow, and then use an automated microscope to take pictures of them.

Laser Light Test Reveals Spreading Cancer Cancer imaging and breast cancer experts used advanced microscopes equipped with tissue - penetrating laser light to develop a promising new way to accurately analyze the distinctive patterns of ultra-thin collagen fibers in breast tumor tissue samples and to help tell if the cancer has spLight Test Reveals Spreading Cancer Cancer imaging and breast cancer experts used advanced microscopes equipped with tissue - penetrating laser light to develop a promising new way to accurately analyze the distinctive patterns of ultra-thin collagen fibers in breast tumor tissue samples and to help tell if the cancer has splight to develop a promising new way to accurately analyze the distinctive patterns of ultra-thin collagen fibers in breast tumor tissue samples and to help tell if the cancer has spread.

Concerning SEM study a bone slice, adjacent to that used for light microscopy, was examined using Cambridge 250 Mark 3 scanning electron microscope, working at 20 kV beam voltage.

electron microscope A microscope with high resolution and magnification that uses electrons rather than light to image an object.

It includes more than 1500 images of scientific, biological, and medical subjects that were photographed using light and electron microscopes.