Hi Anjan,
Try
subset(d, gene %in% c("i1", "i2", "i3"))
HTH,
Jorge
On Wed, Dec 29, 2010 at 4:55 PM, ANJAN PURKAYASTHA <> wrote:
> Hi,
> I'm having a problem with a step that should be pretty simple.
> I have a dataframe, d, with column names : gene s1 s2 s3. The column
> "gene"
> stores an Id; the rest of the columns store intensity data.
> I would like to extract the rows for gene Ids i1, i2, i3 ( I know a priori
> that those rows exist).
> So I do this:
> subset(d, gene %in% c(i1, i2, i3)).
> This does not give me the required data.
> Any ideas where I am going wrong?
> TIA,
> Anjan
>
> --
> ===================================
> anjan purkayastha, phd.
> research associate
> fas center for systems biology,
> harvard university
> 52 oxford street
> cambridge ma 02138
> phone-703.740.6939
> ===================================
>
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