Mice heterozygous for dn-p21 littermates were sacrificed at 10 weeks of age. Ventricles were isolated and snap-frozen in liquid nitrogen. Use 3 month old FVB Females as controls. [GSM2334, GSM2335, GSM2336] Read more at http://cardiogenomics.med.harvard.edu/groups/proj1/pages/ras_home.html Keywords = ras Keywords = dilated cardiomyopathy