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Table 3 Minimal Inhibitory Concentration (MIC) in μg/mL of methanol extracts from the studied plants and chloramphenicol

From: Antibacterial and antibiotic-modifying activities of three food plants (Xanthosoma mafaffa Lam., Moringa oleifera (L.) Schott and Passiflora edulis Sims) against multidrug-resistant (MDR) Gram-negative bacteria

Bacterial strains Tested samples, MIC and MBC and MIC in the presence of PAßN in parenthesis (μg/mL)
Xanthosoma mafaffa Passiflora edulis Moringa oleifera Chloramphenicol
MIC MBC R MIC MBC R MIC MBC R MIC MBC R
E. coli ATCC8739 - - - 256 - - 256 - - 4 - -
AG100 256 (512) - - 128 (<4) 1024 8 128 (256) - - 4 (<4) 256 64
AG100A 512 1024 2 512 1024 2 512 - - 2 64 32
AG102 1024 (512) - - 512 (1024) 1024 2 256 (1024) - - 8 (<4) - -
AG100ATet 256 (-) - - 1024 (-) - - 1024 (-) 1024 1 64 (32) 256 4
W3110 1024 - - 256 - - 256 - - 8 16 2
E. aerogenes ATCC13048 - - - 256 - - 1024 - - 8 128 16
EA289 512 (1024) - - 512 (1024) 1024 2 1024 (1024) - - 64 (32) 512 8
EA27 256 (16) - - 256 (16) - - 1024 (1024) - - 64 (<4) 512 8
EA298 - - - 512 - - - - - 32 256 8
CM64 - (-) - - - (-) - - - (-) - - 256 (4) 256 1
K. pneumoniae ATCC11296 256 - - 256 - - - - - 4 512 128
KP55 1024 (512) - - 512 (1024) - - 256 (1024) - - 64 (16) 128 2
KP63 1024 (512) - - 512 (1024) - - - (-) - - 256 (32) 256 1
K24 - - - 1024 - - - - - 64 256 4
P. aeruginosa PA01 - - - 256 - - 1024 - - 16 256 16
PA124 - (-) - - - (-) - - - (-) - - 64 (4) 512 8
P. stuartii ATCC29914 - - - 512 - - 1024 - - 8 32 4
NEA16 512 (1024) - - 256 (1024) - - 1024 (1024) - - 32 (4) 256 8
  1. R: MIC/MBC; -: MIC > 1024 or not detected; (): values in parenthesis are MIC of substance in the presence of PAßN at 30 μg/mL