Hsa-let-7a-5p, hsa-let-7f-5p, hsa-miR-143-3p, hsa-miR-151a-3p, hsa-miR-451a, hsa-piR-36243 (DQ598177), hsa-piR-35982 (DQ597916), TRC-GCA2-2.1 and TRK-TTT3-1.1 were all tested but did not show significant dysregulation in ALS samples compared to controls (P > 0.05). The gene discussed is PIR; the disease is amyotrophic lateral sclerosis.