12Levy, Asaf; Sela Noa; Ast Gil (Jan 2008). "TranspoGene and microTranspoGene: transposed elements influence on the transcriptome of seven vertebrates and invertebrates". Nucleic Acids Res. 36 (Database issue). England: D47-52. doi:10.1093/nar/gkm949. PMC2238949. PMID17986453.