[BioC] Beginner with Affimetrix Data
naomi at stat.psu.edu
Sat Jul 9 05:17:19 CEST 2005
If you have a .xls file, it is probably the MAS5 normalized data. You
should open the file under Excel before importing into Bioconductor, and
make sure you understand what you have. Much of what you will read about
normalization assumes that you are starting with unnormalized probe-level data.
At 11:24 AM 6/27/2005, Cecilia Fernandez wrote:
>I have Affimetrix data, but I don't have .CEL files, only a .xls.
>How can I open this file with Bioconductor?
>Bioconductor mailing list
>Bioconductor at stat.math.ethz.ch
Naomi S. Altman 814-865-3791 (voice)
Bioinformatics Consulting Center
Dept. of Statistics 814-863-7114 (fax)
Penn State University 814-865-1348 (Statistics)
University Park, PA 16802-2111
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