[BioC] gcrma output id

James W. MacDonald jmacdon at med.umich.edu
Tue Nov 2 18:00:22 CET 2004


Dianjing Guo wrote:
> I get regular yeast affy_ids such as :
> [8440] "9164_at"              "9165_at"              "9166_at"
> [9268] "9992_at"              "9993_at"              "9994_at"
> 
> D.

I don't see this error using gcrma on yeast chips.

 > dat <- read.affybatch(filenames=list.celfiles())
 > library(gcrma)
Loading required package: matchprobes
 > eset <- gcrma(dat)
[snip]

 > all.equal(row.names(exprs(eset)), geneNames(dat))
[1] TRUE

 > packageDescription("gcrma", field="Version")
[1] "1.1.1"
 > cdfName(dat)
[1] "YG_S98"

Are you using a current version of gcrma?

Best,

Jim



-- 
James W. MacDonald
Affymetrix and cDNA Microarray Core
University of Michigan Cancer Center
1500 E. Medical Center Drive
7410 CCGC
Ann Arbor MI 48109



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