Re: [R]  microarray analysis: contrast matrix problem

2013-05-21 Thread Martin Morgan
Hi Oihane lmFit is from the limma package, and the limma package is part of the Bioconductor project; the Bioconductor mailing list http://bioconductor.org/help/mailing-list/ (follow the 'Post' link) may be a more appropriate place to post this question (after searching the archive) if the

[R]  microarray analysis: contrast matrix problem

2013-05-21 Thread Oihane Irazoki
Hi! I'm sorry for bothering you. I'm a new R-user and I'm having some problems while doing a microarray analysis. I'm comparing the whole genome array of a Salmonella serovar to another 25, and my goal is to determine which genes are differentially expressed. I'm using limma package and running