[BioC] need help regarding microarray data analysis using limma

[Marc Carlson]

And if it's not there, you can try to follow the instructions in this 
vignette from the AnnotationForge package to generate an appropriate 
chip package:

www.bioconductor.org/packages/2.11/bioc/vignettes/AnnotationForge/inst/doc/SQLForge.pdf


   Marc



On 12/13/2012 02:38 AM, J.delasHeras at ed.ac.uk wrote:
> Quoting varshika singh <varshika13singh at gmail.com> on Thu, 13 Dec 2012 
> 11:02:15 +0530:
>
>> Dear Sir/Madam
>> I am using bioconductor package for analysis of Agilent two color data.
>> After normalisation when i am giving command  dat.m<-dat2$M, an error is
>> shown as:
>> Error in dat2$M : $ operator is invalid for atomic vectors. Kindly help
>> what went wrong.
>>
>>     [[alternative HTML version deleted]]
>
>
> what is dat2? or, what do you get if you do:
>
> 'class(dat2)'
>
> Jose
>