[BioC] exprs2excel problem

[James W. MacDonald]

Hi Balazs,

Dr Balazs Gyorffy wrote:
> Hi All!
>  
> I got long ago used to R 2.3.1, and yesterday I upgraded to the current vesion
> (R 2.6.2). And of course I run into a major problem: the exprs2excel command is
> not functioning any more. I receive following error message after MAS5
> normalization:
>  
>> Myproject.raw<-ReadAffy()
>> Myproject.mas5<-mas5(Myproject.raw)
>> exprs2excel(Myproject.mas5, file="Myproject_mas5.csv")
> Error in function (classes, fdef, mtable)  : 
>   unable to find an inherited method for function "exprs2excel", for signature
> "ExpressionSet"
>  
> In the previous version I don't had this problem. How can I get the data in a
> CSV file?

This function no longer exists for the new ExpressionSet class, probably 
because it is only slightly different from write.exprs().

I think what you want is

write.exprs(Myproject.mas5, file="Myproject_mas5.csv", sep=",")

Best,

Jim


>  
> Thanks:
> Balazs
> 
> 
> -------------------------
> Balázs GYÖRFFY MD, PhD
> Hungarian Academy of Sciences and Semmelweis University
> Research Group for Pediatrics and Nephrology,
> Ist Dept of Pediatrics,
> Bókay u. 53/54, Budapest,
> H-1083 Hungary
> Mobile: +36 30 514 2822
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> 
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-- 
James W. MacDonald, M.S.
Biostatistician
Affymetrix and cDNA Microarray Core
University of Michigan Cancer Center
1500 E. Medical Center Drive
7410 CCGC
Ann Arbor MI 48109
734-647-5623