It has been reported that subsets of tumour and cell lines from small cell lung cancer (SCLC), acute myeloid leukemia, glioblastoma multiforme, medulloblastoma25 as well as primary neuroblastoma tumours and cell lines25, 26 are characterised by increased levels of PI3K-C2β. Here, SCGB2B3P is linked to neuroblastoma.