| 词汇 | example_english_cell |
| 释义 | Examples of cellThese examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. They believe that if they wired up more than 177 cells they might produce a sharper picture. At the beginning of the sporogenesis phase, 2 morphologically identical rounded generative cells were frequently observed in narrow association. No other organelles were observed in the cells even though many sections were examined. Responses to controls were examined using freshlyplated cells. In response to tissue injury, membranebound tissue factor is exposed on the endothelium and on mononuclear cells. The formation of flame cells and the terminal parts of protonephridia is not described as that will be the subject of a separate publication. More than 99 % of this latter larval population consisted of cyathostomin larvae with 8 mid-gut cells. The spirochaete stage occurs in the coelomic fluid of the tick, but not within its body cells. Likewise, the region of the vitellaria was teased with a fine needle and vitelline cells were collected with a micropipette. The absence of muscle cells at the extreme tips of the worms was confirmed in transverse sections. Numerous protrusions of lymph were observed in the cytoplasm of these juxta-pharyngeal cells. As is the case in most animal cells, the 6-phosphofructokinase reaction appears to be the rate-limiting step in glycolysis of the filarial worm. One volume of packed cells was used to adsorb 9 volumes of serum. Free parasites were also observed outside the cells. Cytoskeletal integrity in interphase cells requires protein phosphatase activity. The effect of morphological interdigitation of field coupling between smooth muscle cells. Imaging cells and extracellular matrix in vivo by using secondharmonic generation and two-photon excited fluorescence. Sphingolipid-cholesterol rafts diffuse as small entities in the plasma membrane of mammalian cells. Targeted mutagenesis in mammalian cells mediated by intracellular triple helix formation. Observation of individual microtubule in living cells with endocytosed quantum dots. The intrabodies can be synthesized by the cells expressing multi-subunit receptor structures after gene transfection. Looking for the exit : how do malaria parasites escape from red blood cells ? By means of a parametric instability, it can generate convective cells for which the parallel wavenumber vanishes. The convective cells have insignificant density fluctuations [10, 11]. However, the host immune response seems to be induced for clearance of the parasite-infected cells. At 24 h, the infiltrated cells in the dermis were mostly mononuclear cells and a few granulocytes. The follicles were small, containing only a few cells. Providing the cells remained in good condition trypomastigotes of 98 % purity were consistently obtained. Any direction from the parasite must be very local, since adjacent uninfected cells show no signs of nuclear hypertrophy. Only a few of the 48 h schistosomula with adherent cells showed signs of tegumental damage. Shaded squares indicate cells where amphipods were present, empty cells indicate those that were searched but amphipods were not found. Note that these cells of level one are what we called parallelepipeds (of dimension one). The labeled cells were mixed with dissociated fetal tectum before reaggregation and were then transplanted onto the midbrain of newborn host rats. Classically, glial cells are divided into categories that include, in addition to astrocytes and oligodendrocytes, ependymal cells, tanycytes and embryonic radial glia. The meshwork of astrocytic cells assembles during the first month of postnatal life through profound transformations of radial glial cells (see below). Receptors for several neurotransmitters occur in different glial cells, which indicates that neurotransmitters are involved in neuron-glia interaction. Further study and direct comparison with glioma cells appears warranted. Therefore, the contribution of astrocytes to brain function should also be considered to result from coordinated groups of cells. Of particular interest is the finding that motile cells switch surface morphologies reversibly between ruffles and blebs. Blebbing cells were also observed, but these were mainly immobile. Similar data was obtained by counting live and dead cells (not shown). We demonstrate that cells transplanted in identical paradigms behave differently. Administration of the quercetine significantly decreased the number of damaged neurons as well as activation microglial cells in compare with ischemia. Microglial cells are the major immunocompetent cells in the brain and express many features of monocytes. We could demonstrate the expression of integrin alpha5 beta1 on both microglia and glioma cells using flow cytometry. Self-renewal and multi-potency are by definition essential characteristics of stem cells. The hallmarks of multiple sclerosis are destruction of myelin, loss of myelin producing cells and axonal damage. Damage or loss of these cells or their precursors can result in demyelination, axonal damage and neuronal degeneration. We succeeded in this in five of our six cells. The most infrequent variant, which/the which, has been excluded to avoid knockout cells in the analysis. In the general case, where neighbourhoods can vary at each generation, they can be best specified using sets of cells. In the explicit construction given later, however, it is preferable to use + because there is a natural choice of the cells. Total shows the average of all 17 cells. The growth medium containing the dislodged microglia cells was centrifuged at 800 rpm for 5 minutes. Electrophysiological investigation confirmed the conclusion that serum-differentiated cells differentiate into astrocytes. To prepare conditioned medium, cells were washed with serum-free medium and resupplied with fresh, serumfree medium. Here, we propose that a primitive myelination program is likely to have developed in ensheathing cells. Approximately 300 total cells were counted for each antigen. Direct depolarization of oligodendrocytes shortens the latencies of antidromically-evoked action potentials recorded from pyramidal cells. Lineage studies are hampered by limited numbers of progenitors cells available to study. However even when they generate neurons, radial glial cells show some typical features of astrocytes. In addition, these results have implications for glioma therapy, and we are examining this in primary human glioma cells. Immunohistochemistry showed microgliosis, astrogliosis, massive invasion of blood borne monocytes and a high number of proliferating glial cells. Several neurodegenerative diseases are characterized by an extensive proliferation of glial cells. The incidence of degenerative changes in ferritin-positive microglial cells was found to be higher in the aged brain indicating that microglial degeneration is age-dependent. We analyzed whether they had infiltrated the spinal cord and whether they were able to differentiate into mature microglial cells. Gliosis is one of the hallmarks that characterize this disease, with microglial and astroglial cells expanding rapidly as disease progresses. Therefore, data generated are influenced directly by these glial cells without acknowledgement of their presence. Antigen-presentation however is not mediated by microglia but through vessel-associated and blood-derived dendritic cells. A hallmark of glial cells is their highly migratory nature. In the present article, we do not consider the mapping between agents and nerve cells, other than to observe the following. The instruments are played at the fundamental level by applying forces or damping to individual cells or groups of cells. All cells commute, and the morphisms along the top and left-hand sides are isomorphisms. The remaining 7 cells are 2200, 2020, 2220, 2222, 3222, 3322 and 3232. We now turn to a consideration of what an appropriate analysis of these cells might be. The least interesting interpretation would be that these cells reflect a floor effect: reaction times simply cannot get any faster. The empty cells show that the designer did not generate any solution for that particular representation. The cells are driven to expand by the increasing water pressure, and the trap closes as the plant tissue relaxes. Table 6 contains the summary cells for all seven "status" items, all four "integrative value" items, and all 37 categories of speakers. The total number of cells counted to determine the frequency of each type (mt) is unknown. Techniques have been developed which enable a 3-dimensional ' skin equivalent ' to be grown in tissue culture, made from different types of human skin cells. Merozoites invade red blood cells and form piroplasms, which are the infective stage for the vector tick. Cytokine-mediated inactivation of malarial gametocytes is dependent on the presence of white blood cells and involves reactive nitrogen intermediates. Many of these proteins have been suggested, at least in vitro, to be involved in the direct physical interaction between parasites and host cells. Transport of adenosine was calculated from counts of decompositions of incorporated radioactivity, and expressed as rmoles/108 cells. The degenerative events in the muscle cells of infected varans were quite similar to those observed in caimans. The laser flux which reaches the critical sur face is absorbed in the cells. Cortical neurons and hippocampal granule and pyramidal cells also contained nuclear -catenin in transgenic but not non-transgenic animals. In these control cells, the net flux rates with and without treatment were not significantly different. Moreover, arterial smooth muscle cells have smaller intercellular gaps. In the second set of experiments, cells were cultured to confluence for 14 days as described above. All the experiments were conducted with cells at passages 6 to 8. The large numbers of olfactory receptors and receptor cells would have come under reduced adaptive pressure and could accordingly be reduced in proportion. Based on analogy with the wing situation we suggest it at the distal edge of the cells. In most cells that we observed it appeared to accumulate on both the proximal and distal (dorsal/ventral etc.) edges of the socket cells. The strain was viable at 34° and doubling times were similar to wild type cells at 34°. To achieve this number, we assumed that roughly half of the cells died during the 4° storage. The remaining cells were stored in water at 4° for three days until the viability could be analyzed. We show that mutant embryos have a significant reduction in proliferative neural cells and a concomitant increase in neurons. At this time, progenitor cells of the corneal stroma had migrated into the developing cornea (not shown). These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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