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Using Bioconductor To Analyse Microarray Data

11 bytes added, 00:42, 27 July 2009
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→‎Obtaining GEO Datasets
Meta(gds) #show extracted meta data
table(gds)[1:10,] #show first ten rows of dataset
eset <- GDS2eSet(gds, do.log=TRUE) #convert to expression set, by default obtains annotation (GPL) data and no log with log2 transformation.
pData(eset) #phenotype data
sampleNames(eset) #sample names (GSM)