Microarray Analysis - The Basics
Microarray AnalysisThe BasicsThomas GirkeDecember 9, 2011Microarray AnalysisSlide 1/42TechnologyChallengesData AnalysisData DepositoriesR and BioConductorHomework AssignmentMicroarray AnalysisSlide 2/42OutlineTechnologyChallengesData AnalysisData DepositoriesR and BioConductorHomework AssignmentMicroarray AnalysisTechnologySlide 3/42Microarray and Chip TechnologyDefinitionHybridization-based technique that allows simultaneousanalysis of thousands of samples on a solid ProfilingGene copy numberResequencingGenotypingSingle-nucle otide polymorphismDNA-protein interaction ( : ChIP-on-chip)Gene discovery ( : Tiling arrays)Identification of new cell technologiesProtein arraysCompound arraysMicroarray AnalysisTechnologySlide 4/42Why Microarrays?
Grid alignment (linkage between spots and feature IDs) Signal quanti cation: mean, median, threshold, etc. ... (dynamic range limits) Pre-scanning: hybridize equal amounts of label ... Complete statistical package and programming language Useful for all bioscience areas
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