ADSL and cystic fibrosis: To this, we tested the in vitro susceptibility of P. aeruginosa, S. maltophilia and S. aureus CF isolates to the naturally occurring AMPs BMAP-27 and BMAP-28, as well as the rationally designed P19(B/9), and we compared their effectiveness with that of Tobramycin, the antibiotic of choice for the inhalation therapy of chronic airway infections in CF patients.