Re: [aroma.affymetrix] Extract raw data for core transcripts from EXON arrays

2011-02-10 Thread Mark Robinson
Hi Anbarasu. To extract just the raw probe intensities (before BG adjustment or normalization), how about something like: cdf <- AffymetrixCdfFile$byChipType(chipType, tags="coreR3,A20071112,EP") cs <- AffymetrixCelSet$byName("tissues", cdf=cdf) u <- 1:nbrOfUnits(cdf) u <- 1:10 # could use li

[aroma.affymetrix] Extract raw data for core transcripts from EXON arrays

2011-02-08 Thread Anbarasu L A
Hi All, I have been looking at extracting raw data for core transcripts from HuEx-1_0-st-v2 chip type. I have downloaded the custom CDF file provided in http://www.aroma-project.org/node/122. chipType <- "HuEx-1_0-st-v2" cdf <- AffymetrixCdfFile$byChipType(chipType, tags="core") print(cdf) Affyme