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Purpose The aim of this study is to search for new therapeutic targets for atypical teratoid–rhabdoid tumors (ATRT). Methods To achieve this, we compared the expression of 365 microRNAs among ATRT, medulloblastomas, and normal brain. Results MiR-221 and miR-222 were within the top differentially expressed microRNAs. The deregulated expression of miR221/222 was demonstrated to inhibit the expression...