[aroma.affymetrix] Re: Batch Effects

2008-12-16 Thread srgrey...@gmail.com
Hi Mark, Thank you so much for your reply. I am new to array analysis so I am open to any suggestions. My original thought was to do normalize using rank. I am not sure if it matters, but my end goal is to be able to do FIRMA analysis between my groups I realize that the data probably will

[aroma.affymetrix] Re: Batch Effects

2008-12-15 Thread Mark Robinson
Hi Sarah. There is currently nothing readily available for batch effect adjustment in aroma.affymetrix (that I know of). But, there are ways of doing it that wouldn't be too difficult to do as a once-off. What did you have in mind? ... however, even with a batch adjustment, it may still