Illumina HiSeq 2000 paired end sequencing; ChIP-seq of neuroblastoma IMR-32, CLB-GA, NGP, IMR-5/75, GI-M-EN, CHP-212, and IMR-5 cell lines to identify TBX2, MYCN, H3K27ac, H3K4me1 and H3K4me3 binding sites