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Table 5 Antibacterial activities of extracts alone and in the presence of PAβN

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

Bacterial strains

Capsicum frutescens

Brassica oleacera var. butyris

Brassica oleacera var. italica

Basilicum polystachyon

CHL

PAβN

AG100

1024 (256)

- (1024)

- (1024)

- (-)

16 (4)

>128

AG100 Atet

512 (512)

1024 (512)

1024 (1024)

- (-)

64(32)

>128

CM64

1024 (1024)

- (-)

1024 (512)

1024 (1024)

128 (64)

>128

EA27

- (512)

- (128)

- (512)

- (-)

256 (64)

>128

KP55

- (-)

- (1024)

- (1024)

- (-)

64(8)

>128

KP63

512 (256)

- (1024)

- (-)

- (-)

128(16)

>128

PA124

- (-)

- (-)

- (-)

- (-)

512(128)

>128

NAE16

- (-)

- (1024)

- (-)

- (1024)

256(64)

>128

  1. ( ): MIC value of extract in presence of PAβN; -: >1024 μg/mL for extracts and >512 μg/mL for antibiotic; CHL: Chloramphenicol.