On Fri, Oct 23, 2009 at 6:26 AM, koechert, karl <karl.koechert@mdc-berlin.de
> wrote:

> Hi,
>
> I'm creating my limma design matrices by hand and am just wondering whether
> the sample names in the matrix actually matter or whether they may be
> arbitrary as long as they reflect the ascending order of array columns of my
> expression set. E.g.: row a of the design matrix would correspond to
> array#1, row b to array#2 and so forth. Is it okay to do it this way or is
> it absolutely necessary to write the complete array/sample name?
>
>
Sample names are not important, at least not for limma. As you suggest, the
row ordering is the important point.

Sean

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