Hello, I would like to know whether it is possible to analyze microarray data from a mixed model experiment with Limma package. I have 4 independent experiments (random effect) and 3 treatments (fixed effect), and 1 microarray (monocolor) for each combination of the two factors. Thank you for your help -- Christian Brière UMR CNRS-UPS 5546 BP42617 Auzeville F-31326 Castanet-Tolosan (France) tel: +33(0)5 62 19 35 90 Fax: +33(0)5 62 19 35 02 E-mail: briere@scsv.ups-tlse.fr <mailto:briere@scsv.ups-tlse.fr> http://www.scsv.ups-tlse.fr http://www.gdr2688.ups-tlse.fr <http: www.gdr2688.ups-="" tlse.fr="" index.php=""> http://www.ifr40.cnrs.fr [[alternative HTML version deleted]]