[BioC] Probenames appearing as X1234.at

[Gordon Smyth]

The underline character, and several other characters, cannot be part of a 
syntactically valid name in R. See

?make.names

At 03:17 PM 12/06/2003, shitao at ucla.edu wrote:
>Whenever R treat the probe names as the column names, it turns something
>like "1007_at" to "X1007.at".  I think that's what's happening here.
>
>...Tao
>
>
> > Hi,
> > I'm using the affy libraries, and I've got a strange issue:
> >
> > Apparently at random(or at least, I've not worked out the pattern yet)
>I am getting probenames back
> > as "1007_at", or as "X1007.at". Has anyone else seen this, and if so,
>can they help me work out what
> > the devil is going on?
> > Crispin