[BioC] Images from exon arrays

Henrik Bengtsson hb at stat.berkeley.edu
Sun Sep 19 17:16:07 CEST 2010

The aroma.affymetrix package can generate images (also PNGs) for all
Affymetrix chip types, cf. http://www.aroma-project.org/


On Thu, Sep 16, 2010 at 12:41 PM, Popovic, Jelena
<jelena.popovic at uky.edu> wrote:
> Hi,
> I have been using R (R x64 2.11.1)  for generating images from CEL files, using the standard affymetrix gene array. I was wondering if this is possible using the exon array? I tried to do it with the standard packages, but it did not work. Here are the steps that I would normally do using gene array:
> 1.Change directory
> 2.Load Affy and AffyPLM package
> 3. object<-ReadAffy()
> 4. newobject<-fitPLM(object)
> 5.image(newobject,which=1,"resids")
> Is it possible to generate images for exon arrays and if so how do I do it?
> Thank you
>        [[alternative HTML version deleted]]
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