Antibiotic-potentiation activities of four Cameroonian dietary plants against multidrug-resistant Gram-negative bacteria expressing efflux pumps

Table 4 MIC and MBC of the tested plants extracts and CHL on the studied bacterial species

Strains bacterial		Capsicum frutescens		Brassica oleacera var. varbutyris		Brassica oleacera var. italica		Basilicum polystachyon		Chloramphenicol
Strains bacterial		MIC	MBC	MIC	MBC	MIC	MBC	MIC	MBC	MIC	MBC
*Escherichia coli*	ATCC 8739	-	-	1024	-	-	-	-	-	8	512
	ATCC 10536	512	-	-	-	1024	-	-	-	2	128
	AG100 Atet	512	-	1024	-	1024	-	512	1024	64	64
	AG100	-	-	-	-	-	-	-	-	16	128
	AG102	1024	-	-	-	1024	-	1024	-	8	-
	MC4100	1024	-	512	-	512	-	1024	-	128	128
*Enterobacter aerogenes*	ATCC 13048	1024	-	1024	-	1024	-	256	-	8	32
	EA27	-	-	-	-	-	-	-	-	256	NT
	EA-3	1024	-	-	-	1024	-	1024	-	-	-
	EA294	-	-	-	-	-	-	-	-	256	512
	EA298	512	-	-	-	-	-	-	-	4	16
	EA 289	1024	-	-	-	-	-	-	-	128	-
	CM64	1024	-	-	-	1024	-	-	-	128	-
*Klebsiella pneumoniae*	ATCC 11296	1024	-	1024	-	1024	-	-	-	8	512
	K-2	512	-	-	-	1024	-	512	-	64	NT
	K-24	1024	-	-	-	1024	-	1024	-	16	256
	KP 55	1024	-	-	-	-	-	512	-	32	-
	KP 63	512	-	-	-	-	-	-	-	128	NT
*Pseudomonas aeruginosa*	PA01	-	-	-	-	-	-	-	-	64	NT
*Pseudomonas aeruginosa*	PA124	-	-	-	-	-	-	-	-	512	NT
*Providencia stuartii*	ATCC 29916	1024	-	1024	-	1024	-	256	-	4	32
*Providencia stuartii*	NAE16	1024	-	-	-	-	-	-	-	256	NT

NT: Not determined; -: superior to 1024 μL for extracts and superior to 512 μg/mL for antibiotics; CHL: Chloramphenicol; Values in Bold are the lowest MIC values for the plant extracts.

ISSN: 2662-7671