[BioC] how to separate probe numbers from AffyIDs?

[Laurent Gautier]

I am not sure I get the whole, but I getting  "ProbeSet" objects
might be want you want (method 'probeset' for 'AffyBatch').


Hopin' it helps,



L.


On Tue, Jul 15, 2003 at 11:15:30AM -0500, Jenny Drnevich wrote:
> Hello,
> 
> I've been using Bioconductor to do the background correction and 
> normalization of my data, but I want to use the probe values themselves 
> instead of a summary value for my statistical analyses. I am able to export 
> the matrix of pm values, but the first column lists the AffyID and probe 
> number together (e.g., 100_g_at1, 100_g_at2, 100_g_at3, etc.). Is there an 
> easy way to separate these? I need two columns: one with just the AffyID 
> (100_g_at) and one with the probe number (1, 2, 3, etc.).  I don't need 
> these two columns in the pm matrix I export, because I can combine the two 
> in SAS.
> 
> Thanks in advance,
> Jenny
> 
> Jenny Drnevich, Ph.D.
> Department of Animal Biology
> 515 Morrill Hall
> 505 S Goodwin Ave
> Urbana, IL 61801
> USA
> 
> ph: 217-244-6826
> fax: 217-244-4565
> e-mail: drnevich at uiuc.edu
> 
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Laurent Gautier			CBS, Building 208, DTU
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