Sentences with phrase «in cells under a microscope»

Not exact matches

Then they viewed the newly grown cells in samples under a microscope.

One of the most widely recognized biological structures in the cell, the tightly wound and elongated chromosome with its classic X-shaped structure can be easily discerned under a microscope and has been a common image in text books and popular scientific literature for decades.

Researchers also studied the brain tissue of the infected mice under a microscope and found that the memory problems tracked with changes in nerve cells.

Tests rely on either expensive equipment for computer - assisted analysis or, in hospitals that can not afford thousands of dollars» worth of machinery, a technician who analyzes sperm cells under a microscope, a process Shafiee says can be subject to human error.

«While these tumors appear to be muscle cells under the microscope, and clinicians had thought that they arose from muscle progenitor cells, that didn't explain why the tumors can occur in tissues that don't have skeletal muscle, like bladder, prostate and liver,» he continued.

«We are currently developing tools in the lab to study the cell cycle and cellular morphology of Sulfolobus at the single - cell level under the microscope.

Examining spinal cord cells under a microscope, the scientists noticed that the axons of mice missing the OPTN gene were swollen, inflamed and far fewer in number, compared with spinal cord cells obtained from mice with the OPTN gene.

Specifically, the researchers examined hematopoietic stem cells that were filmed under the microscope in the lab of Timm Schroeder at ETH Zurich.

«Nanoparticles or drugs to be tested are carefully added to the typically static fluids and cells, and then there is a waiting period in static conditions before the interaction and the effects can be studied for instance under the microscope,» she adds.

And because the worm is transparent and the adult has only 959 cells, development of every stage from egg to adult can be observed under the microscope and documented with near perfect detail while the worm is alive, an achievement accomplished in the 1970s by Sidney Brenner, a University of Cambridge researcher and legend in the field.

«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.»

The cells under their microscopes, hit with only one five - thousandth of the energy used in traditional fluorescence microscopy, kept on dividing.

Working with the brains of six normal children and seven autistic children ages 2 to 16, most of whom died of drowning, Courchesne has studied neurons under the microscope and even counted the number of neural cells in different tissue samples.

Studying acute promyelocytic leukemia cells under a microscope, the researchers noticed that they become abnormally large in the presence of arsenic.

The team grew a weakened strain of dengue in vats of cultured mosquito cells, froze the samples, and examined the virus particles under an electron microscope.

Yet the researchers, who have been engaged in tensile tests of cells for many years, experienced difficulties in controlling the hold position of cells under a microscope using a needle and a micropipette, and hypothesized that differences in the hold position yielded the experimental errors.

Paramecium bursaria appears green under a microscope because each cell hosts hundreds of chlorella algae that supply the paramecium with sugar and oxygen in exchange for nitrogen and phosphorus.

Viewed under a microscope, normal human cells can be seen to have 46 chromosomes, arranged in 22 pairs plus the two sex chromosomes.

Nowell was a pathologist at the University of Pennsylvania, studying leukemia cells under the microscope when he noticed cells in the act of dividing.

Peering at the solution under the microscope revealed that single cells were now in the minority.

To identify which cells actually filled in excised zebrafish heart muscle, Izpisúa Belmonte's team first employed some genetic engineering to only make cardiomyocytes «transgenic» by inserting into them a tracer gene that made them glow green under a microscope.

By taking a small blood sample, doctors can check for particular chemicals in the blood or look at the blood cells under a microscope.

The appearances under phase - contrast microscope of human satellite cell cultures during proliferation and differentiation are shown in Figs. 1a and b. Cell cultures were allowed to differentiate for 4 days before cell cultures were exposed to the different insulin concentrations for 4 days as described in research design and methcell cultures during proliferation and differentiation are shown in Figs. 1a and b. Cell cultures were allowed to differentiate for 4 days before cell cultures were exposed to the different insulin concentrations for 4 days as described in research design and methCell cultures were allowed to differentiate for 4 days before cell cultures were exposed to the different insulin concentrations for 4 days as described in research design and methcell cultures were exposed to the different insulin concentrations for 4 days as described in research design and methods.

Knowing that autophagy in animal cells was stimulated by starvation, he grew some of his mutant yeast in growth medium that was nutritionally deficient, and he then examined the cells under a simple light microscope.

If polyps are found in the colon, they are removed and sent to a pathologist for biopsy, an examination under a microscope that detects cancerous or precancerous cells.

In lots of these illnesses, when we look at brain cells under a microscope we see that clumps of protein form.

After we confirmed there were no live cells in the media under a microscope, we used the conditioned media to culture brains from w1118 larvae as mentioned above.

Inverted microscopes represent the perfect solution for cell culture in which a variety of cells are grown under controlled conditions.

Each single cell was carried through two rinses of PBS using a finely drawn glass capillary pipette under a dissecting microscope and then transferred in a minimal volume (0.5 µL) to a PCR tube containing lysis buffer, protease, tRNA and poly - T gripNA ™ probe (mTRAP ™ midi - kit, Active Motif, cat.

Examination under a microscope confirmed that the muscle fibers of the modified mice are denser, the muscles are more massive, and the cells in the tissue contain higher numbers of mitochondria — cellular organelles that deliver energy to the muscles.

The role of the inflammatory «foam» cells (so - called because they're so packed with cholesterol they look foamy under a microscope) affected by TMAO is explained in my video series that begins with Arterial Acne, and continues in Blocking the First Step of Heart Disease.

quiz available for free at: https://www.tes.com/teaching-resource/what-s-under-the-microscope-fun-quiz-11812854 Contains: 1x Microscope safety sheet 1x Parts of the microscope and teacher answer sheet 1x Measuring the F.O.V. lab sheet 1x Preparing a wet mount lab sheet 1x Staining onion cells lab sheet 2x F.O.V. diagrams sheet 1x Microscopy skills checklist 1x What's under the microscope quiz answer sheet (to go with free microscopy quiz ppt available in my store) 1x Biological drawings cloze and teacher anmicroscope-fun-quiz-11812854 Contains: 1x Microscope safety sheet 1x Parts of the microscope and teacher answer sheet 1x Measuring the F.O.V. lab sheet 1x Preparing a wet mount lab sheet 1x Staining onion cells lab sheet 2x F.O.V. diagrams sheet 1x Microscopy skills checklist 1x What's under the microscope quiz answer sheet (to go with free microscopy quiz ppt available in my store) 1x Biological drawings cloze and teacher anMicroscope safety sheet 1x Parts of the microscope and teacher answer sheet 1x Measuring the F.O.V. lab sheet 1x Preparing a wet mount lab sheet 1x Staining onion cells lab sheet 2x F.O.V. diagrams sheet 1x Microscopy skills checklist 1x What's under the microscope quiz answer sheet (to go with free microscopy quiz ppt available in my store) 1x Biological drawings cloze and teacher anmicroscope and teacher answer sheet 1x Measuring the F.O.V. lab sheet 1x Preparing a wet mount lab sheet 1x Staining onion cells lab sheet 2x F.O.V. diagrams sheet 1x Microscopy skills checklist 1x What's under the microscope quiz answer sheet (to go with free microscopy quiz ppt available in my store) 1x Biological drawings cloze and teacher anmicroscope quiz answer sheet (to go with free microscopy quiz ppt available in my store) 1x Biological drawings cloze and teacher answer sheet

Examination of smears from an eye swab under the microscope may give an indication of the presence of infection through observation of typical changes in the conjunctival cells.

To test for anemia, the packed cell volume (PCV) will be measured to determine the percent of red blood cells in the sample, the number of red blood cells will be counted, and the cells will be examined under a microscope to determine their size and shape.

The dye colors the sample and helps differentiate the various cells and organisms in the sample when the slide is viewed under a microscope lens.

I filmed professor Ziburkus» Ph.d candidate Mahshid Sadat Hosseini - Zare as she takes a disembodied brain from a rat that was bred for predisposition to seizures and places it under a high powered microscope that can identify individual cells in the brain.

It was also the exhibition that confirmed Richter's status as one of the leading artists in the world, and was described by Storr in his introduction as «long overdue» in the United States.2 In 2003 Richter embarked on a small but substantially sized series of paintings entitled Silicate [CR: 885/1 -4] inspired by an article in the Frankfurter Allgemeine Zeitung from 12 March 2003 about the shimmering qualities of certain insects» bodies.3 The resulting four large paintings are perhaps the most overtly biological of the abstract works in Richter's oeuvre, suggestive of cell formations and genetic sequences seen under the microscopin the world, and was described by Storr in his introduction as «long overdue» in the United States.2 In 2003 Richter embarked on a small but substantially sized series of paintings entitled Silicate [CR: 885/1 -4] inspired by an article in the Frankfurter Allgemeine Zeitung from 12 March 2003 about the shimmering qualities of certain insects» bodies.3 The resulting four large paintings are perhaps the most overtly biological of the abstract works in Richter's oeuvre, suggestive of cell formations and genetic sequences seen under the microscopin his introduction as «long overdue» in the United States.2 In 2003 Richter embarked on a small but substantially sized series of paintings entitled Silicate [CR: 885/1 -4] inspired by an article in the Frankfurter Allgemeine Zeitung from 12 March 2003 about the shimmering qualities of certain insects» bodies.3 The resulting four large paintings are perhaps the most overtly biological of the abstract works in Richter's oeuvre, suggestive of cell formations and genetic sequences seen under the microscopin the United States.2 In 2003 Richter embarked on a small but substantially sized series of paintings entitled Silicate [CR: 885/1 -4] inspired by an article in the Frankfurter Allgemeine Zeitung from 12 March 2003 about the shimmering qualities of certain insects» bodies.3 The resulting four large paintings are perhaps the most overtly biological of the abstract works in Richter's oeuvre, suggestive of cell formations and genetic sequences seen under the microscopIn 2003 Richter embarked on a small but substantially sized series of paintings entitled Silicate [CR: 885/1 -4] inspired by an article in the Frankfurter Allgemeine Zeitung from 12 March 2003 about the shimmering qualities of certain insects» bodies.3 The resulting four large paintings are perhaps the most overtly biological of the abstract works in Richter's oeuvre, suggestive of cell formations and genetic sequences seen under the microscopin the Frankfurter Allgemeine Zeitung from 12 March 2003 about the shimmering qualities of certain insects» bodies.3 The resulting four large paintings are perhaps the most overtly biological of the abstract works in Richter's oeuvre, suggestive of cell formations and genetic sequences seen under the microscopin Richter's oeuvre, suggestive of cell formations and genetic sequences seen under the microscope.

Onions have large cells visible under low magnification, so onion tissue is often used in high school science laboratories for learning about microscope use and cell structure, as shown in this lesson from Rice University (http://teachertech.rice.edu/Participants/dawsonm/cells/microlab4.htm) and this video of onion cells from YouTube: http://www.youtube.com/watch?v=Tdch3mxQ4oU.

Pathology involves looking at tissue samples and cells in body fluids under the microscope and making a diagnosis based upon the findings.