From the intersection of target genes of differentially expressed miRNAs obtained from the miRNA array and genes from the CF array, eight common genes (CXCL1, CXCL2, DUSP1, GCLC, ICAM1, KIT, PRKAA2, and PTGS2) were found. The gene discussed is CXCL1; the disease is cystic fibrosis.