MYCN and ependymoma: Among them inverse correlations (r > −0.61) were noted in the ependymoma group for miR-106b-MYCC, miR-106b-MYCN, miR-106b-E2F2, miR-106b-E2F3, miR-93-MYCN, miR-25-MYCN, miR-25-E2F2, miR-25-E2F3, i.e., members of the miR-106b-25 cluster.