[BioC] rma data retrieve

Jianping Jin jjin at email.unc.edu
Tue Oct 23 21:51:36 CEST 2007


Thanks!
JP-

--On Tuesday, October 23, 2007 3:44 PM -0400 Benilton Carvalho 
<bcarvalh at jhsph.edu> wrote:

> use
>
> exprs()
>
> eg.: exprs(eset)
>
> on your summarized obj.
>
> b
>
> On Oct 23, 2007, at 3:38 PM, Jianping Jin wrote:
>
>> Dear list,
>>
>> I used to get/use/display rma normalized expression values by the
>> command
>> eset at exprs[] after computing expression with rma. It looks that
>> something
>> has changed in R 2.6 and BioConductor 2.1 with affy_1.16.0.
>> Implementation
>> of the command gives out an error message: no slot of name "exprs"
>> for this
>> object of class "ExpressionSet". Checking with "str" did not give
>> me any
>> useful info either. Any idea about it?
>>
>> thanks,
>>
>> Jianping



##################################
Jianping Jin Ph.D.
Bioinformatics scientist
Center for Bioinformatics
Room 3133 Bioinformatics building
CB# 7104
University of Chapel Hill
Chapel Hill, NC 27599
Phone: (919)843-6105
FAX:   (919)843-3103
E-Mail: jjin at email.unc.edu



More information about the Bioconductor mailing list