[BioC] How to save the RMA result in .RData file (oligo package)?

[Peng Yu]

On Tue, Nov 10, 2009 at 2:21 PM, Steve Lianoglou
<mailinglist.honeypot at gmail.com> wrote:
> Hi,
>
> On Nov 10, 2009, at 3:17 PM, Peng Yu wrote:
>
>> I currrently use the following code to generate RMA results (in
>> exprs.txt). But it is inconvenient to save a text file. If I can save
>> the result in '.RData' format, it would be faster.  I'm wondering what
>> variable in 'eset' I should 'save()' into '.RData' format.
>>
>> library(oligo)
>> cel_files = list.celfiles('.', full.names=T,recursive=T)
>> data=read.celfiles(cel_files)
>> eset=rma(data)
>> write.exprs(eset, file="exprs.txt", sep="\t")
>
> It shouldn't be different than saving another other R object:
>
> save(eset, file="exprs.eset.rda")

'eset' has a lot of things that I don't need. I only want to save the
RMA corrected expression values that were in 'exprs.txt' to a '.RData'
file.