We compared the gene expression levels of genes found to be relevant in asthma in the SNP analysis in sputum samples of 12 asthmatics and 9 controls using TaqMan Gene Expression Assays (FRMD6, PTGDR, PTGER2, MS4A2, AHNAK, PRPF19, TXNDC16). This evidence concerns the gene PTGER2 and asthma.