[BioC] Appropriate Probe annotation for HT-HGU133A chips

[Thomas Hampton]

While we are on this subject, what is the difference between this "db"
and the old way of annotation I still use?

I use something like:

librarary(hgu133a2)

Am I a dinosaur?

Thanks!

Tom
On Apr 22, 2009, at 2:51 PM, James W. MacDonald wrote:

> Hi Hannah,
>
> If I'm not mistaken, you want the hgu133a2.db.
>
> Best,
>
> Jim
>
>
>
> Tipney, Hannah wrote:
>> Please forgive this probably obvious question, but I am working with
>> data from the High Throughput Affymetrix chips for the first time. So
>> simply, for the ht-hgu133a chips should I be using the hgu133a.db,
>> hgu133a2.db or hgu133plus2.db Bioconductor probe annotations in
>> conjunction with hthgu133acdf and hthgu133aprobe? I assume hgu133a.db
>> but it is not entirely clear from the Affymetrix site. Thanks in
>> advance Hannah
>> _______________________________________________ Bioconductor mailing
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>
> -- 
> James W. MacDonald, M.S.
> Biostatistician
> Douglas Lab
> University of Michigan
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