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- Keywords Hsiang-Tung Chang;cerebral cortex;apical dendrite;dendritic potential;axonal initial segment;dendritic back-propagating potential;neuronal synaptic plasticity; 张香桐;大脑皮层;顶树突;树突电位;轴突始段;树突返传动作电位;神经元突触可塑性;
- axonal initial segment 轴突始段
- The equations of the model, corresponding to postsynaptic potentials, receptor potentials, initial segment graded potentials and the impulse train along the axon respectively, have been given. 模型方程分别对应于突触后电位、感受器电位、始段分级电位和轴突上的的脉冲系列,每个方程都具有明确的生理意义。
- Conclusions The initial segment of the axons in brain stem is susceptible to injury. 结论起始段神经轴突在脑干损伤后易发生病理改变。
- The distortion, transection and diastematia at the initial segment of the axons were also discovered with laser scanning confocal microscope. 而脑干损伤后，神经轴突出现不规则肿胀和断裂，起始段神经轴突有扭曲变细、横断及纵裂等改变。
- The membrane of a neuron is mainly composed of the following three parts:the postsynaptic membrane,the somatic membrane and the membrane of the initial segment. 神经元的功能主要由突触后膜、胞体膜和始段膜三种膜结构的不同活动特性决定的。
- Methods: The EGFR expression and structure changes of epididymal duct in initial segment and corpus of mouse epididymis before and 3 d, 7 d and 14 d after efferent duct ligation (EDL) were observed with the immunocytochemical method and image analysis. 方法:应用免疫组化和图像分析方法观察并比较EDL前、EDL后3d、7d、14d小鼠(n=7)附睾起始部和体部的结构和EGFR表达。
- A synapse,which was made of two dendritic spines which were at the initial segment of the dendrite,was observed in this area and there were some cisternae in one of the dendritic spines. 在两个树突的近端还观察到1例由两树突棘形成的突触，并且其中一个树突棘内有几个扁平的囊和正从其两端芽生突触囊泡。
- First, local homogeneity are used to get the H-image, which aims to determine seed regions, and then, a region growing method is introduced to form the initial segmented regions. 首先利用局部同态性得到H图像来确定种子区域，进而进行区域生长形成图像的初始分割区域。
- The optimization of solution is carried out by Iterated Conditional Mode(ICM) method.The initial segmentation label fields is gotten using vector histogram. 最小能量的优化求解用迭代条件模式(ICM) 方法，初始分割标记场用矢量直方图法得到。
- initial segment of axon 轴突起始段
- A line segment that joins two points on a curve. 弦将两点用曲线连接起来的曲线段
- Our segmentation method requires only a small amount of user intervention, which is to select a subset of acceptable segmentations of the object movie after the initial segmentation process. 我们的去背方法只需要非常少的使用者介入，在自动的初始去背后，使用者只需选择出可以接受的去背结果。
- She cleaned a small segment of the painting. 她把画儿上的一小部分擦干净了。
- It detects nodes of GVF field,sets the nodes as seeds,acquires an initial segmentation by multiple-label fast sweeping method,and uses a region merging to get the segmentation result. 在图像的GVF场上检测出流场节点,以节点为种子,采用多标记快速扫描法获得一个初始分割,采用区域合并得到最终分割结果。
- The abdominal segment of an insect. 腹面昆虫的腹部体节
- The company dominates this segment of the market. 这家公司控制了这一部分市场。
- The length of any such line segment. 半距离这种线段的长度
- His initial reaction was one of shock. 他最初的反应是震惊。
- The initial `h' in `hour' is not aspirated. hour一字中起首的h不发送气音。
