FLG2 and cystic fibrosis: Considering the fact that FLG2 transcripts could not been detected in the human lung [23] (nor its mouse orthologue in the murine lung [67]) might emphasize a potential application of C-terminal FLG2 fragments in the eradication of early P. aeruginosa infection in cystic fibrosis in order to prevent a chronic infection state and its clinical consequences.