FOXI1 and cystic fibrosis: rno_circRNA_008646 sponges rno-miR-224 to upregulate the expression of forkhead box I1 (FOXI1) (Plasschaert et al., 2018), and circRNA_006061 activated p38/ATF3 pathway expression via sponging the rnomiR-128-3p (Ge et al., 2023), contributing to airway cystic fibrosis.