ATRX and neuroblastoma: To corroborate our in vitro and in vivo results with neuroblastoma patient datasets, we interrogated the dataset from Hartlieb et al. [15] (Tumor Neuroblastoma ALT - Westermann – 144 - tpm - gencode19, in R2 database), where 144 primary and relapsed neuroblastomas were examined for ATRX status.