Wei.Hu@uchsc.edu writes: > Dear Sir or Madam: > I am a PH.D. student at the University of Colorado Health Sciences > Center. My name is Wei Hu. We are begining to use R for microarray data > analysis. Could you tell me how can I see the content of the package of affy > (version 1.1.1)? The affy package has many different methods for background > correction, data normalization, PM correction etc. We want to know what > these methods do and compare different methods using our own Affymetrix data > to see which one is good for us. > Thank you so much > Wei Hu To find the contents of a package, ensure that the package has been installed then start R and type help(package = 'affy') This type of question is best addressed to the mailing list bioconductor@stat.math.ethz.ch You can find out how to subscribe to that list at the 'mailing list' link on http://www.bioconductor.org/ or directly at http://www.stat.math.ethz.ch/mailman/listinfo/bioconductor I have sent a copy of this reply to the list so you will not need to resent your message to the list.