Libraries were prepared from 6 month old age-matched wild type retina (Wild Type), pretumor retina from heterozygous Tg(flk1:RFP)is18 adults (Pretumor), and advanced tumor tissue from heterozygous Tg(flk1:RFP)is18 adults (Tumor) (S6 Table). Here, KDR is linked to neoplasm.