EHMT1 and neuroblastoma: To identify transcriptional levels of G9a/Ehmt2 and GLP/Ehmt1 in NB and ES cells, we analyzed SH-SY5Y, SK-N-Be(2), SK-ES1, and RD-ES cells via qRT-PCR, in addition to analyzing human MRC-5 fibroblasts as a non-tumoral cell type.