[BioC] normalising different chip types

w.huber at dkfz-heidelberg.de w.huber at dkfz-heidelberg.de
Wed Sep 3 11:55:56 MEST 2003

Hi Marg,

have a look at the function 'combine' in the package 'matchprobes'.
? combine

The documentation is somewhat sketchy, and it probably requires some
understanding of the inner workings of the affy package to run it. Let me
know if you have questions

Best wishes

Wolfgang Huber
Division of Molecular Genome Analysis
German Cancer Research Center
Heidelberg, Germany
Phone: +49 6221 424709
Fax:   +49 6221 42524709
Http:  www.dkfz.de/mga/whuber

On Wed, 3 Sep 2003, Margaret Gardiner-Garden wrote:

> Hi,
> I have been using rma on Affy chips and have faced a problem that some of
> the experiments are done on MgU74A chips (which have some genes masked) and
> some on MgU74A V2 chips.  I would really appreciate any suggestions on how I
> could normalise two types of chips together.
> Regards
> Marg

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