PAX3 and cancer: We applied the qPCR Cancer Panel to a training group of plasma samples composed of 8 RMS patients (4 PAX3/FOXO1-positive ARMS and 4 fusion-negative embryonal RMS, ERMS) and 4 healthy donors (HD, controls), and quantified the differential expression of the 84-cancer associated miRNAs as reported in the Supplementary Table S3.