CLPP and cystic fibrosis: We also found virulence-associated genes such as fimA, algI, clpP, nhaP2 popB, hxuA [75,76]; quorum sensing qseC, phnB, sasA [77,78]; iron scavenging fhuA, pchE [79–81], as well purK and topA, which are associated with adaptation to the CF lung [82,83].