BDNF and central nervous system cancer: The predicted target could be the potentialtargets of miR-126 reported by miRWalk database.Checking DAVID database showed the involvementof miR-126 target genes in several signaling pathwaysindicated by the KEGG database including cancerpathway, neurotrophin signaling pathway, glioma,insulin signaling pathway, focal adhesion, chemokinesignaling pathway and regulation of actin cytoskeleton(Table 1).