Toharia Pablo, Robles Oscar D, Fernaud-Espinosa Isabel, Makarova Julia, Galindo Sergio E, Rodriguez Angel, Pastor Luis, Herreras Oscar, DeFelipe Javier, Benavides-Piccione Ruth
Universidad Rey Juan CarlosMadrid, Spain; Center for Computational Simulation, Universidad Politécnica de MadridMadrid, Spain.
Laboratorio Cajal de Circuitos Corticales, Centro de Tecnología Biomédica, Universidad Politécnica de Madrid Madrid, Spain.
Front Neuroanat. 2016 Jan 6;9:159. doi: 10.3389/fnana.2015.00159. eCollection 2015.
This work presents PyramidalExplorer, a new tool to interactively explore and reveal the detailed organization of the microanatomy of pyramidal neurons with functionally related models. It consists of a set of functionalities that allow possible regional differences in the pyramidal cell architecture to be interactively discovered by combining quantitative morphological information about the structure of the cell with implemented functional models. The key contribution of this tool is the morpho-functional oriented design that allows the user to navigate within the 3D dataset, filter and perform Content-Based Retrieval operations. As a case study, we present a human pyramidal neuron with over 9000 dendritic spines in its apical and basal dendritic trees. Using PyramidalExplorer, we were able to find unexpected differential morphological attributes of dendritic spines in particular compartments of the neuron, revealing new aspects of the morpho-functional organization of the pyramidal neuron.
这项工作展示了PyramidalExplorer,这是一种新工具,可通过功能相关模型交互式地探索和揭示锥体神经元微观解剖结构的详细组织。它由一组功能组成,通过将有关细胞结构的定量形态信息与已实现的功能模型相结合,能够交互式地发现锥体细胞结构中可能存在的区域差异。该工具的关键贡献在于其形态功能导向设计,允许用户在三维数据集中导航、过滤并执行基于内容的检索操作。作为一个案例研究,我们展示了一个在其顶端和基部树突中具有9000多个树突棘的人类锥体神经元。使用PyramidalExplorer,我们能够在神经元的特定隔室中发现树突棘意外的差异形态属性,揭示了锥体神经元形态功能组织的新方面。
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