Table 2.

Clinically isolated multidrug-resistant Gram-negative strains used in this work.

Strain	Description	Source
KP-2	K. pneumoniasubsp. pneumonia 0322#	This work
AB-1	Acinetobacter baumannii (A. baumannii) H#	This work
PA-1	Pseudomonas aeruginosa (P. aeruginose) 1298#	This work
ECL-2	E. cloacae 2301#	This work
ECO-1	Escherichia coli (E. coli) 1139#	This work