4.2 years ago by
Walter and Eliza Hall Institute of Medical Research, Melbourne, Australia
Dear Sean and Mike,
We (actually Matt Ritchie) have written a nice little function that
readIDAT() to read the IDAT files and assembles the pieces into a data
object ready for limma analysis. The output is an EList object, but
could be an ExpressionSet instead.
It has been suggested that this function could be added to the limma
package, but I wondered whether the illuminaio package would be the
What would you like us to do?
> Date: Tue, 26 Nov 2013 09:33:17 -0500
> From: Sean Davis <sdavis2 at="" mail.nih.gov="">
> To: "bioconductor at r-project.org" <bioconductor at="" r-project.org="">
> Subject: [BioC] Illumina Expression analysis from iDAT files
> Hi, all.
> I have a set of iDAT files from illumina expression arrays and have
> looking around for a workflow that begins with the iDAT files.
> can read them and beadarray and lumi packages (to name a couple) can
> with illumina data normalization and processing, but I didn't find a
> between the illuminaio output and further processing. I very well
> missed something, but I thought I would check.
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