The study identifies several genes upregulated in chlorhexidine-resistant Pseudomonas aeruginosa, including OprF, LptD, TolB, TolA, MurD, PagL, LpxD, LpxC, LolA, BamD, OprI, ClpB, SecG, SecB, MexA, AceE, AceF, AccD, AccB, FadA, FabV, AcpP1, sucC, SucD, FumC1, Mqo2, GltA, AcnA, AcnB, PilA, PilG, PilH, PilJ, and PilQ, which are associated with membrane modification, stress response, protein transport, efflux pump, metabolic adaptation, and adhesion and motility.