[BioC] probe level data with aroma.affymetrix
Henrik Bengtsson
hb at stat.berkeley.edu
Fri Jan 25 06:55:34 CET 2008
Hi,
since aroma.affymetrix is not on BioC, please post your questions to
the aroma.affymetrix mailing list instead. I will answer your
question there in due time.
/Henrik
On Jan 24, 2008 9:47 PM, Yuan Jian <jayuan2008 at yahoo.com> wrote:
> Hello,
> in affy package, we can get probe level raw data using pm or mm methods as below:
>
> > library("affydata")
> > data(Dilution)
> > pm(Dilution, "1001_at")[1:3, ]
>
> 20A 20B 10A 10B
> 1001_at1 129 93 130 73.8
> ...
>
> if I use aroma.affymetrix as below:
> > cs <- AffymetrixCelSet$fromName("anth", chipType="HuEx-1_0-st-v2")
> > cdf <- AffymetrixCdfFile$fromChipType("HuEx-1_0-st-v2");
> > setCdf(ds, cdf);
>
> how can I get pm or mm data from cs. something like >pm(cs, "1001_at")[1:3,]?
>
>
> thanks
> yuan
>
>
>
>
> ---------------------------------
>
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