Microarray data from Chong et al., Nature, 2009
GEO Series: GSE16454. Platform: Affymetrix Mouse Genome 430 2.0 Array. Samples: Crypts or villi from small intestines with a wild-type genotype or quadruply/triply deficient for Rb, E2F1, E2F2, and E2F3. 24 samples in total.