SMARCB1 and neoplasm: Immuno-histochemistry for INI1 (BT Transduction Laboratories, clone 25/BAF47, 1:200) and AURKA (Abcam, clone EP1008Y, 1:100) was performed on deparaffinized sections from the tumor sample at diagnosis in a CLIA approved lab (St Jude Children’s Research Hospital, B.A.O.).