Neuroblastomas (NBs) are tumours of the sympathetic nervous system accounting for 8–10% of paediatric cancers. NBs exhibit extensive intertumour genetic heterogeneity, but their extent of intratumour
DNA contained in the supernatant of cultured malignant cells as well as from plasma/serum of cancer patients is able to transform recipient immortal murine NIH3T3 cells. We demonstrate for the first t