| 单词 | light microscope |
| 例句 | He wanted to examine them with a light microscope before he went on his Thanksgiving hunt, to see if he could observe any changes. The Hot Zone 1994-01-01T00:00:00Z A light microscope is a standard microscope that uses lenses to focus light. The Hot Zone 1994-01-01T00:00:00Z By put it in the beam, he meant “look at it using the electron microscope,” which is much more powerful than a light microscope, and can see deeper into the universe within. The Hot Zone 1994-01-01T00:00:00Z Most viruses are easily visualized with a light microscope. Concepts of Biology 2013-04-25T00:00:00Z As you might imagine, electron microscopes are significantly more bulky and expensive than light microscopes. Biology for AP Courses 2022-06-09T00:00:00Z You may be familiar with the compound light microscope. Miller & Levine Biology 2018-01-01T00:00:00Z Under the light microscope, muscle cells appear striated with many nuclei squeezed along the membranes. Anatomy and Physiology 2013-06-19T00:00:00Z Moreover, because many intracellular structures possibly formed by phase separation are so small, they are near what’s known as the diffraction limit of traditional light microscopes. Sloppy science or groundbreaking idea? Theory for how cells organize contents divides biologists 2021-01-21T05:00:00Z The sister chromatids begin to coil more tightly and become visible under a light microscope. Concepts of Biology 2013-04-25T00:00:00Z Some electron microscopes allow visualization of three dimensional external shapes at very high magnification in a way that is not possible with standard light microscopes. Biology for AP Courses 2022-06-09T00:00:00Z A light microscope uses light passing through a specimen and two lenses to form an image. Miller & Levine Biology 2018-01-01T00:00:00Z After disabling Sox2, the researchers closely examined the body wall and other parts of the anemone under a light microscope. A single genetic switch can lead to rapid evolution in sea anemones 2021-01-12T05:00:00Z Towards the end of the nineteenth century, chromosomal abnormalities detected under the light microscope revealed that a type of massive genome instability resulting in an abnormal number of chromosomes occurs in certain types of cancer. Tumour metabolites hinder DNA repair 2020-06-02T04:00:00Z As you might imagine, electron microscopes are significantly more bulky and expensive than are light microscopes. Concepts of Biology 2013-04-25T00:00:00Z A light microscope reveals the internal structures of a cell, which cannot be viewed by transmission electron microscopy. Biology for AP Courses 2022-06-09T00:00:00Z Due to the nature of light, light microscopes clearly magnify an object only about 1000 times. Miller & Levine Biology 2018-01-01T00:00:00Z The image created with DNA microscopy was not as sharp as one the researchers obtained with a light microscope, but it distinguished the genetically distinct red and green cells, the team reports today in Cell. Researchers use DNA to take pictures of cells 2019-06-20T04:00:00Z Conventional light microscopes are unable to distinguish molecules separated by less than the ‘diffraction limit’ of light, around 200 nanometres — a problem that led to the development of technically sophisticated super-resolution microscopy approaches. Transparent tissues bring cells into focus for microscopy 2018-12-03T05:00:00Z The optics of the lenses of a light microscope changes the orientation of the image. Concepts of Biology 2013-04-25T00:00:00Z The sister chromatids begin to coil more tightly with the aid of condensin proteins and become visible under a light microscope. Biology for AP Courses 2022-06-09T00:00:00Z A light microscope can view something as small as 1 millionth of a meter. Miller & Levine Biology 2018-01-01T00:00:00Z Biophysicist Xiaowei Zhuang was the lead inventor of a microscopy technique that was one of the first to break a fundamental resolution limit of conventional light microscopes. Daily briefing: Top institutions get more grants (but deliver much less for the money) 2018-10-17T04:00:00Z Once the timeline was in place, Brügger began tracking pollen, spores and soot in the samples using a light microscope. Europe’s triumphs and troubles are written in Swiss ice 2018-10-12T04:00:00Z Once the timeline was in place, Ms. Brügger began tracking pollen, spores and soot in the samples using a light microscope. Europe’s Triumphs and Troubles Are Written in Swiss Ice 2018-09-17T04:00:00Z After filtering a liquid plant extract, the scientists could see the virions using the light microscope. Biology for AP Courses 2022-06-09T00:00:00Z A light microscope, and later a scanning electron microscope, revealed the scales to be petal-like structures. Triassic Butterfly Park? 2018-01-10T05:00:00Z Under a light microscope, Schweitzer saw groups of red circular structures that looked for all the world like red blood cells. ‘I don’t care what they say about me’: Paleontologist stares down critics in her hunt for dinosaur proteins 2017-09-13T04:00:00Z In the 1980s most of the ocean's freefloating organisms, or plankton, went virtually unseen because they were too small to detect in a light microscope. Meet the obscure microbe that influences climate, ocean ecosystems, and perhaps even evolution 2017-03-09T05:00:00Z Mimiviruses are so large that they are visible under a light microscope. CRISPR-like ‘immune’ system discovered in giant virus 2016-02-28T05:00:00Z Electron microscopes provide higher magnification, higher resolution, and more detail than light microscopes. Biology for AP Courses 2022-06-09T00:00:00Z She also wants to help Salk maintain and expand its access to cutting-edge technologies such as new advances in light microscopes. Elizabeth Blackburn to lead Salk Institute 2015-11-18T05:00:00Z Hell was the first to break the existing limits on light microscopes. Cell imaging: Beyond the limits : Nature : Nature Publishing Group 2015-10-20T04:00:00Z The investigative technologies range from MRI scanners to light microscopes and electron microscopes. A Massive Global Effort Maps How the Brain is Wired 2015-10-02T04:00:00Z That testing requires a trained technician using a conventional light microscope to manually count the Loa loa larvae in a blood smear, a process that usually takes at least a day. The Smartphone In Your Pocket Could Help Treat River Blindness For Millions 2015-05-07T04:00:00Z What are the advantages and disadvantages of light microscopes? Biology for AP Courses 2022-06-09T00:00:00Z That level of detail is beyond the resolution of conventional light microscopes. Diaper Material Expands Wee Microscope Views 2015-01-22T05:00:00Z Using super-resolution microscopes is not like working an old-fashioned light microscope. Cell imaging: Beyond the limits : Nature : Nature Publishing Group 2015-10-20T04:00:00Z Scientists working at the mesoscale level get more detail by using light microscopes to look at brain slices. A Massive Global Effort Maps How the Brain is Wired 2015-10-02T04:00:00Z Trying to see the fine structure of a cell with a light microscope is akin to attempting to discern the individual trees in a forest from a jetliner at thirty thousand feet. The Nobel Prize in Chemistry, 2014 2014-10-10T04:00:00Z Advantage: In light microscopes, the light beam does not kill the cell. Biology for AP Courses 2022-06-09T00:00:00Z This year, the Nobel Prize in Chemistry went to three scientists who defied the limits of light microscopes to reveal sharp images of molecular-scale structures in living cells. Nobel for microscopy that reveals inner world of cells 2014-10-07T04:00:00Z A stained lymphocyte surrounded by red blood cells viewed using a light microscope. Myths About Cancer Care In America 2014-10-06T04:00:00Z How do you describe something you can’t see with a light microscope? Graduate Student Creates a Nanowire Just Three Atoms Wide Using an Electron Beam 2014-04-29T15:13:58Z “Michael Davidson, a research scientist at Florida State University, who discovered the beauty of a crystalized drink under a polarizing light microscope and decided to use the images to raise money for his lab.” Physics Week in Review: January 25, 2014 2014-01-25T05:52:03Z In what situation, or situations, would the use of a light microscope be ideal? Biology for AP Courses 2022-06-09T00:00:00Z Cancerous tissues are analysed under a light microscope to evaluate histopathology, and immunostaining and selected molecular tests are used to establish a specific cancer diagnosis. Tumour heterogeneity in the clinic 2013-09-18T17:22:34.247Z Electron microscopes, first developed in the early twentieth century, fire electrons through a material and use the way they scatter to produce images thousands of times finer than can be captured with a light microscope. Imaging hits noise barrier 2013-07-10T17:21:00.493Z At its most fundamental level, biology is the interaction of many tiny molecular players, invisible to even the most robust light microscopes. Scicurious Guest Writer! X-Ray Crystallography: 100 Years at the Intersection of Physics, Chemistry, and Biology 2012-12-19T17:45:08.617Z Joel Yang, a materials scientist A*STAR, who led the study, first noticed the effect when looking at metal nanoparticles under a light microscope. Highest Possible Resolution Color Images Achieved 2012-08-13T14:45:00.693Z A light microscope is used to view the details of the surface of a cell as it cannot be viewed in detail by the transmission microscope. Biology for AP Courses 2022-06-09T00:00:00Z For instance, a scientist studying herpes infection might start by looking at fluorescent viruses under a light microscope. Structural biologists share their toys 2012-02-29T18:20:39.100Z "Since the 1840s, we've been using a light microscope to define cancer," he said. Eighth retraction marks slide of lung cancer work 2012-01-09T17:27:16Z A light microscope image of live Antarctic algae. Scientist at Work Blog: Awakening Streams and Mummified Seals 2011-12-19T17:12:44Z A standard classroom light microscope allows a magnification of around 1000×. [Essay] Spore* Series Winner: Facilitating Scientific Investigations and Training Data Scientists 2011-07-28T19:25:55.183Z A light microscope allows visualization of small living cells, which have been stained and cannot be viewed by scanning electron microscope. Biology for AP Courses 2022-06-09T00:00:00Z Just like that, with some autopsy samples and a light microscope, Virchow defined cancer — a process in which healthy cells mutate and then reproduce. Can Free Markets Solve the Food Crisis? 2011-05-19T00:35:00Z By capturing the light transmitted through the sample with a traditional light microscope, the researchers were able to construct a sharper image than would otherwise have been possible. Scattering Microscope Peers Into the Nanoscale 2011-04-29T18:37:18Z After a period of 12 hours to four days, the researchers killed some of the subjects and examined them under light microscopes, scanning electron microscopes and transmission electron microscopes. Octopuses and squid are damaged by noise pollution 2011-04-12T21:45:00.253Z The development of the light microscope helped scientists discover many viruses of all types of living organisms. Biology for AP Courses 2022-06-09T00:00:00Z A standard light microscope is used to view living organisms with little contrast to distinguish them from the background, which would be harder to see with the electron microscope. Biology for AP Courses 2022-06-09T00:00:00Z Electron microscopes are easier to use and less expensive than light microscopes. Biology for AP Courses 2022-06-09T00:00:00Z |
| 随便看 |
英语例句辞典收录了117811条英语例句在线翻译词条，基本涵盖了全部常用单词及词组的例句翻译及用法，是英语学习的有利工具。