Gene profiling of laser-microdissected brain regions and sub-regions

Pietro Paolo Sanna, Alvin R. King, Lena D. van der Stap, Vez Repunte-Canonigo
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引用次数: 16

Abstract

The application of transcriptomics and proteomics approaches to accurately dissected anatomically-defined brain regions and sub-regions remains a central focus of current neurobiological investigations as well as a necessary step towards single-neuron neurogenomics and neuroproteomics. A protocol is described for the simple, rapid, and reproducible laser microdissection of brain regions and sub-regions for microarray-based gene expression analyses from individual rats or mice using two rounds of in vitro transcription (IVT). The results presented also demonstrate that the current Affymetrix GeneChip® arrays are well suited for this experimental design with high reproducibility and limited effects of the shortening of target RNA caused by the double IVT approach.

激光显微解剖脑区及亚区基因谱分析
应用转录组学和蛋白质组学方法精确解剖解剖定义的大脑区域和亚区域仍然是当前神经生物学研究的中心焦点,也是迈向单神经元神经基因组学和神经蛋白质组学的必要步骤。本文描述了一种使用两轮体外转录(IVT)对个体大鼠或小鼠的大脑区域和亚区域进行简单、快速和可重复的激光显微解剖,用于基于微阵列的基因表达分析。结果还表明,目前的Affymetrix GeneChip®阵列非常适合该实验设计,具有高重复性,并且限制了双IVT方法引起的靶RNA缩短的影响。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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