TABLE 3.

Susceptibility of planktonic growth to the EPIs tested

Strain	MIC (μg/ml) of:
	Thioridazine	PAβN	NMP	Thioridazine + PAβNa	Thioridazine + NMPa
E. coli UTI strain 83972	150b	>200	>200b	100	100b
E. coli wild-type strain F18	150	>200	>150	100	100
K. pneumoniae UTI strain i222-86	150	>200	>150	100	100
P. putida KT2442c	80
S. aureus 8324c	80

^a100 μg/ml of each EPI.

^bThe MICs determined in LB and FBA minimal medium were the same.

^cStrains KT2442 and 8324 were tested only with thioridazine.