Across medulloblastoma samples in Immune Desert, WNT subgroup expressed LAG3 at significantly higher levels compared to SHH and there was a non-significant trend between WNT and Group3/4 (two-sided Student’s t test, p = 0.02 and 0.08, Additional file 1: Fig. S8C). The gene discussed is LAG3; the disease is medulloblastoma.