search for: agilentg4502a

Hi, I am new to R. I am trying to figure out how to graph expression data from the TCGA database. If I understand correctly the expression data I have downloaded is from a microarray using the AgilentG4502A. I've had trouble reading into R in the level I, level II, and the gene expression analysis data using >dat<-read.table("C:\\file.txt", header=T, row.names=1) for example: > dat1<-read.table("C:\\US82800149_251976011000_S01_GE2_105_Dec08.txt", > header=...