| 词汇 | example_english_channel |
| 释义 | Examples of channelThese 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. High-pressure helium gas as a coolant is pumped through the coolant channels. There are, however, reported differences in activation and inactivation between connexin hemichannels and pannexon channels that warrant further exploration. One distinction that can be made is the sensitivity of gap junction channels and hemichannels of different types to intracellular and extracellular divalent ions. Thus, even though the same agent receives the same fact from different sources, they have traversed different channels of agents to reach the current recipient. Necessary supplies of timber were obtained through private channels. Such donations are channelled through a senior monk intermediary who redistributes them to monks in his monastery. Government channels are affected by a series of factors and consist of the concurrent parts of grain procurement and distribution. Ecological explanations cannot account for spongecarrying (non-sponging animals forage in the same channels) but are not irrelevant. Depending on the particular action and the environmental conditions, such knowledge may not be necessary for the mentioned fine-tuning via sensorimotor channels. Eight bipolar channels along a line just to the right of the midline were followed. By offering differing categories, the respondents' options were channelled. However, musicians used unof®cial networks much more frequently when they attempted to navigate the bureaucratic channels through which their material needs were addressed. In communication theory, some transmission channels can be described in terms of contagion urn models [2]. Cardiac catheterization with injection in the brachiocephalic vein, prior to this surgery, had shown no left superior caval vein, and no collateral venous channels. The resulting biofilm structures included distinct, hollow clusters separated by channels. Despite the proliferation of television channels in the 1990s, print continues to dominate advertising expenditure. If any of you who have not written feel constrained to offer your support, this will be gratefully acknowledged and forwarded through the appropriate channels. The logger was programmed to scan all channels at 5-minute intervals and to calculate and store the hourly means. The same structure is a feature of partial differential equations models of semiconductors and ion channels. To generate an electric signal of suitable magnitude, the plasma membrane of the b-cell must contain an appropriate number of channels. The breccias were deposited within fluvial channels and by unconfined sheetfloods. Finally, the flow in two channels meeting at the extreme junction angle of 180" is considered in figure 4 (a). Ovarian carcinoma cells have also shown in vitro formation of tumour-cell-lined channels. The ten independent 12-bit voltage output channels of this board were used as a source for the prescribed signal generation. The incipient channels grow through the self-reinforcing interaction of the focusing of flow down troughs and incision. The two genes encode components of the heart muscle sodium and potassium channels that regulate the rate of contraction. The differing rates are most noticeable among the past tense forms of verbs, where for channeled, labeled, reveled, unraveled, the differences are 20% or more. Except for the above major channels this whole area is characterized by secondary channels with smaller dimensions. Increasing cyanosis early after cavopulmonary connection caused by abnormal systemic venous channels. Three-quarters of all respondents had heard through informal channels consisting of friends and relatives. In part the problem was the insufficiency of the law's information channels. Their influence should be channelled in support of the programme. Communication, whether through mass media or interpersonal channels, affects the behaviour of persons and groups either directly or indirectly. The remarkable metamorphoses that affected what went in and out of these channels did little to stabilize the debate. Other channels were used to accumulate shadow capital. The improvement of the discharge stability and reproducibility would be also helpful, especially regarding a future scaling up of the experiment to longer plasma channels. The state encouraged this trend by channeling registration and financial aid. Various tactics and channels were used to achieve these results. Official channels of socialization, such as the school system and the army, which reached very deep into society were not just secular but atheistic. Tiny channels in the bone tissue enable the cells to form gap-junctions with adjacent osteocytes. Above a certain potential change, the channels become inactivated and relax back to their initial state. The steady-state parameters of the voltage dependence provide a standard way to compare junctional channels. Unfortunately, for most connexins, at this time the number of identified mutants that form functional channels is small. The carboxy terminal domain regulates the unitary conductance and voltage-dependence of connexin40 gap junction channels. Effects of microgravity on liposome-reconstituted cardiac gap junction channeling activity. Reconstitution of cardiac gap junction channeling activity into liposomes : a functional assay for gap junctions. Conductances and selective permeability of connexin43 gap junction channels examined in neonatal heart cells. The different isoforms compose channels that have widely diverse unitary conductances, permeabilities, subconductance characteristics, voltage sensitivities, and sensitivities to modulatory agents. Is there an understanding of their structure-function analogous to that for other channels? The intercellular, double-membrane-spanning structures will bwe referred to in this article as junctional channels. A large literature documents a wide variation of conductance, ionic selectivity and molecular permeability of channels formed by the various connexin isoforms. Because the current being measured is through only a few channels, the problems due to series resistance mentioned above are not an issue. The study of heterotypic channels has been particularly useful for understanding the structural basis of voltage sensitivity and other properties. In heterologous expression systems, many connexins form conductive plasma membrane channels, which has been a boon to their study. However, since different connexins form channels with different molecular and charge selectivities, this approach is not available. Even so, there is no evidence that taurine is an endogenous modulator of connexin channels in cells. One is related to experimental studies, and will be driven by the emergence of new structural data on channels and related transport proteins. Deliberation about both scientific and social value judgments always takes place through the normal democratic channels, within the decision-making body and within society at large. T-type calcium channels mediate the transition between tonic and phasic firing in thalamic neurons. Conversely, the slow dephosphorylation process takes place at relatively hyperpolarized potentials where channels remain in the closed states (time constant 3 sec). Progress of testa rupture is facilitated by channels underlying the ridges. In addition, the channels had a 4-bit amplitude-envelope function, and one of the pulse-wave channels had a frequencysweep function that could create portamento-like effects. Most of the natural depressions or channels in the rock were filled by water, rather than by vegetation. Domains are channels of information, and are considered as first-class objects that can be themselves defined by means of constraints. While these policies have mostly not been developed with the idea of channeling health technology development and diffusion, they affect technology. However, accuracy will decrease on tasks in which attentional resources are channeled to achieve priority goals other than accuracy. A power of unity represents linear summation, a power of 2 represents vector summation, and higher powers represent increasing numbers of stochastic channels. 74 first a small outward current, followed by a net inward current produced by activation of voltage-dependent calcium channels. Given that the voltage-dependent calcium channels are essential for signal transduction, how are calcium action potentials obviated in photoreceptors? The molecular identity of the calcium current is uncertain, and it is possible that mammalian photoreceptor calcium channels may represent a novel class. If we now allow for fluctuations in the number of active postsynaptic channels, how will this change the estimated unitary event size? At equilibrium, the rate of clearance matches the inflow of calcium through calcium channels and the responses saturate. In both channels, grating monochromators were installed which were needed for different types of experiments. Abundant evidence indicates that membrane receptors and channels could display a heterogeneous distribution in a neuron, presumably, targeted for specific function. The recovery could be due, in that case, to unknown voltage-dependent channels in photoreceptors. Previous psychophysical studies have used selective adaptation paradigms to provide evidence of multiple channels that process information in parallel. Note that each eye saw independent stimuli and so there were 16 stimulus channels in all. Although all major subunits of these channels are expressed, their physiological role is relatively unknown in this system. However, the channels which could mediate this effect are largely unknown. The channels open and close with millisecond time constants, allowing them to respond rapidly to changes in the membrane potential. Such high-pass filtering was attributed to voltage-dependent conductances in the inner photoreceptor, and the voltage-dependent calcium channels are obvious candidates. Inside the nucleus there are three nuclear channels that begin in the subacrosomal area and have a triple helical arrangement. 100 in various systems, but expression of b subunits alone does not yield active channels. We found additional neuropeptides, receptors, ion channels, and signaling molecules to be enriched in the dorsal spinal cord. Nevertheless, several centers give it firm channels as well as intellectual depth. The programmes were implemented by governments through existing political channels, thus allowing dominant groups to take advantage of the situation. What does a dimer observed on a gel mean given that the channels are almost certainly tetramers? The set-up costs for mass media channels are often bid up by media corporations using oligopolistic tactics to exclude new entrants to competition. Agreement on solutions will follow, provided that the channels of communication are working properly. If anything, informal channels of communication are even more important. The calibration can be achieved through a program that gives on-line readings of the analogue channels. The system should assist learners and teachers in prioritizing pronunciation topics by channeling learners toward typical vowel and consonant errors for their language backgrounds. Even better than this rather crude channeling mechanism would be an error diagnostic informed by language specific filtering. First, the person filling this role must rely on the media channels to receive cues from the jury and the presenters. Performing design activities through communications channels will implicitly colour the nature of the interactions. The deceased person's life force is thus channelled back to the living. He attributed this not only to pollution of the source of abstraction but also to contamination during transportation in uncovered aqueduct channels. Information can thus be channeled from limbic to cognitive and to motor circuits at the subcortical level, allowing for appropriate responses to environmental cues. 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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