Sentences with phrase «in light microscopes»

She also wants to help Salk maintain and expand its access to cutting - edge technologies such as new advances in light microscopes.»

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.

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«They're absolutely not biogenic when seen in Technicolor» under a light microscope, Butterfield says.

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

FlatScope eliminates the tradeoff that hinders traditional microscopes in which arrays of lenses can either gather less light from a large field of view or gather more light from a smaller field.

The shape - changing lens could potentially offer the same focusing capability as multiple moving lenses in a single stationary lens, which would make for smaller and lighter cameras and microscopes.

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

There are details of the structure of the living cell, essential features in the composition of metals, cotton, silk, rubber, paint, bone, nerve, and a thousand other things which are hidden even from the microscope, and must always remain so hidden because the failure does not lie with the skill of the optician but with the incapacity of light itself.

Under the microscope, this thin section of sauropod bone appears coloured in polarised light.

Physicists from Ludwig - Maximilians - Universitaet (LMU) in Munich have developed an attosecond electron microscope that allows them to visualize the dispersion of light in time and space, and observe the motions of electrons in atoms.

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.

Light microscopes based on scattering, reflection and absorption, or a combination of these, have been a key enabling technology for the study of objects invisible to our eyes, especially in the field of biology.

In a recreation of Theodore Engelmann's 1883 experiment, in which he discovered that blue and red light were most favorable for photosynthesis, a skylight in the lobby will admit light that will be refracted by a prism and lenses intended to represent the optics of a microscopIn a recreation of Theodore Engelmann's 1883 experiment, in which he discovered that blue and red light were most favorable for photosynthesis, a skylight in the lobby will admit light that will be refracted by a prism and lenses intended to represent the optics of a microscopin which he discovered that blue and red light were most favorable for photosynthesis, a skylight in the lobby will admit light that will be refracted by a prism and lenses intended to represent the optics of a microscopin the lobby will admit light that will be refracted by a prism and lenses intended to represent the optics of a microscope.

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.

Photo of phytosterols in their natural state with fat present, taken under a microscope in polarized light.

«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.

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.

That gives it the ability to direct beams of the light in specific places, making the material useful for microscopes and novel projection systems.

Usually yeast vacuoles were too small to see under the light microscope, but in the mutant yeast, they grew so large they were easy to observe.

English scientist Robert Hooke coined the term cell in 1665 after examining a slice of cork through a light 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.

DEEP DEVELOPMENT Diamonds (dark grey) begin to form from minerals containing iron and magnesium (white) and from carbon - oxygen compounds called carbonates (light grey) in a scanning electron microscope image.

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.

Dr Ann Wheeler said: «The spinning disk microscope produces focused images at high speed because it has a disk with an array of tiny holes in it which remove the out of focus light.

In a traditional microscope for example, the sample is lit with an all - encompassing beam from above.

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.

By applying blue light to the crystals in solution, the team observed, under a microscope, an oscillatory bending - unbending motion of the thin crystals, suggesting the existence of two stable structures, bent or unbent, depending on the cis / trans ratio.

By positioning mirrors along the channel that reflect light into a microscope, the researchers could observe the levitating cells in real time.

«This allowed us to examine the interactions of the florescent integrase under the light microscope both in vitro in a single HIV virion as well as in a human cell infected with it.»

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.

In hundreds of experiments he glued a living fly to a special plastic platform under a microscope, sunk a wisp - thin electrode into its honeycombed eye, and recorded how its retina responded to beams of light.

Kees Weijer of the University of Dundee in Scotland, who studies the migration of cells in chick embryos and slime mold, has been waiting for a light sheet microscope since the EMBL group first publicized its advances.

In 1873, German physicist Ernst Abbe deduced that conventional optical microscopes can not distinguish objects that are closer together than about 200 nanometres — roughly half the shortest wavelength of visible light.

«By propagating through a medium with such a low index, these wave features, which in light are typically too small to detect directly, are expanded so you can see them with an ordinary microscope.»

In 2013, a team led by Gradinaru together with Karl Deisseroth of Stanford University in California reported a method that strips away fats and other molecules to make intact brain tissue transparent, allowing thick sections to be imaged with a light microscope (see «See - through brains clarify connections»In 2013, a team led by Gradinaru together with Karl Deisseroth of Stanford University in California reported a method that strips away fats and other molecules to make intact brain tissue transparent, allowing thick sections to be imaged with a light microscope (see «See - through brains clarify connections»in California reported a method that strips away fats and other molecules to make intact brain tissue transparent, allowing thick sections to be imaged with a light microscope (see «See - through brains clarify connections»).

Then something special happens: electrons and light start to move in concert, unveiling their quantum nature at such large scale that it could observed with a special type of microscope.

They imaged cells on powerful microscopes that detect the light emitted from fluorescent molecules in each sensor.

This photo shows a diamond sample illuminated by green light in home - built microscope.

The new microscope is essentially three microscopes in one: an adaptive optical system to maintain the thin illumination of a lattice light sheet as it penetrates within an organism, and another adaptive optical system to create distortion - free images when looking down on the illuminated plane from above.

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.

In contrast to the plaques which are typical for the disease discovered by Alois Alzheimer more than 100 years ago, the fibril structure now uncovered can not be directly observed under the light microscope.

Indeed, the random arrangement of the atoms in a disordered medium such as glass is not observable with visible light: the glass looks completely homogeneous, even under the best optical microscope.

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 slideshowIn 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 slideshowin some museums and television documentaries, the right lighting and focusing can produce micrographs of startling clarity using original microscopes or modern replicas (see slideshow).

State - of - the - art light - sheet and confocal microscopes allow recording of entire embryos in 3D and over time (3D + t) for many hours.

Until recently, visualizing transcription in living embryos was impossible due to limits in the sensitivity and resolution of light microscopes.

Microbial communities could clearly be seen in the hydrated biofilms under the light microscope but subsequent examination under SEM showed only a smooth undulating profile.

In visible light and with the help of an optical microscope, it is possible to observe objects the size of a microbe.

They live several kilometers under the surface of the earth, need no light or oxygen and can only be seen in a microscope.

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.