[BioC] vsn and affy

[Arne.Muller at aventis.com]

Hello,

I'm using affy version 1.3.27, and he vsn normalization method is not
recognized when calling expresso(batch, normalize.method="vsn", ...). 

Do I need affy 1.4 for this? 

	kind regards,

	Arne

--
Arne Muller, Ph.D.
Aventis Pharma, Drug Safety Evaluation
13 quai Jules Guesde
94403 Vitry-sur-Seine CEDEX, FRANCE
phone: +33-(0)1589-32896
fax  : +33-(0)1589-38197
email: arne.muller at aventis.com