[BioC] removal of affymetrix control probes from ExpressionSet

Yuan Hao yuan.x.hao at gmail.com
Tue Apr 26 23:15:54 CEST 2011


Hi Brian,

library(genefilter)
filtered<-featureFilter(eset, require.entrez=F, remove.dupEntrez=F)

Cheers,
Yuan

On 26/04/2011, Brian Tsai <btsai00 at gmail.com> wrote:
> Hi,
>
> What's the easiest way, given an ExpressionSet object, to remove just the
> control probes (i.e. those that start with AFFX-....)?
>
> Thanks!
>
> Brian.
>
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>
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