Sentences with phrase «cells under a microscope using»

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.

Not exact matches

Using fluorescent labels, they were able to track the fates of marked and unmarked chromosomes under the microscope, from egg cells and sperm to the dividing cells of embryos after fertilization.

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

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.

Under a microscope, their cells and molecules are so similar to ours that many researchers use these and other animals to understand how the human body works — and to predict our likely responses to possible drugs or poisons.

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.

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.

Specific antibodies were used as markers to bind to the structure of motor neurons so that they could be easily viewed under high - power microscopes, and a computer program performed the three - dimensional measurement of the size and shape of a motor neuron's cell body.

They created a wet mount of a small piece of red onion epidermis, then after viewing the cells with a microscope, added saline solution by drawing the water under the cover slip using a paper towel on the other side to absorb the fluid.

Using a cotton swab, the veterinarian harvests some cells from the vaginal wall and looks at them under the microscope.

Lump Check: A fine needle aspirate, using a needle to collect cells from the lump, is performed to examine cells under the microscope ensuring there are no unusual cells.

Veterinarians use a needle and syringe to extract a few cells from a lump or bump for examination under a 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.