Loss of the Ferripyochelin Receptor FptA Drives Reduced Cefiderocol Susceptibility and Impairs Fitness in Pseudomonas aeruginosa PA14
Donghoon Kang, Rodrigo P. Baptista, Salvador I. Drusin, Diego Martín Moreno, Cesar A. Arias, William R. Miller
This study identifies FptA inactivation as a key step in cefiderocol resistance in Pseudomonas aeruginosa PA14, revealing resistance mechanisms and fitness costs.
Antimicrobial Agents and Chemotherapy · Feb 12, 2026Peer-reviewedMicrobiology