Pseudomonas aeruginosa senses and responds to epithelial potassium flux via Kdp operon to promote biofilm. - Rapsinski, Glenn J.; Michaels, Lia A.; Hill, Madison; Yarrington, Kaitlin D.; Haas, Allison L.; D'Amico, Emily J.; Armbruster, Catherine R.; Zemke, Anna; Limoli, Dominique; Bomberger, Jennifer M. (PLoS Pathogens, 2024)