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Table 1 MIC and MBC (μg/mL) of Nauclea pobeguinii extracts and chloramphenicol on the panel of tested bacteria

From: Antibacterial and antibiotic-resistance modifying activity of the extracts and compounds from Nauclea pobeguinii against Gram-negative multi-drug resistant phenotypes

Bacterial strains Tested samples, MIC and MBC (μg/mL)
NPB NPL CHL
Escherichia coli   
 ATCC8739 512 (>1024) 128 (>1024) 8 (256)
 ATCC10536 32 (1024) 256 (>1024) 16 (32)
 W 3110 1024 (>1024) >1024 64 (128)
 MC4100 256 (>1024) 256 (>1024) 128 (128)
 AG100 A 1024 (>1024) 1024 (>1024) 64 (64)
 AG100Atet 256 (256) 512 (1024) 64 (128)
 AG102 1024 (>1024) 512 (>1024) 64 (64)
 AG100 64 (256) 512 (>1024) 16 (64)
Enterobacter aerogenes   
 ATCC13048 1024 (>1024) 1024 (>1024) 8 (32)
 EA294 1024 (>1024) >1024 16 (128)
 CM64 1024 (>1024) >1024 128 (>256)
 EA298 64 (1024) 1024 (1024) 256 (>256)
 EA27 512 (>1024) 256 (>1024) >256
 EA289 >1024 1024 (>1024) 256 (>256)
 EA3 512 (>1024) 1024 (>1024) >256
Klebsiella pneumoniae   
 ATCC11296 256 (>1024) 256 (>1024) 8 (256)
 KP55 128 (>1024) 128 (>1024) 32 (128)
 KP63 1024 (>1024) 256 (>1024) 128 (>256)
 K2 512 (>1024) >1024 64 (256)
 K24 1024 (>1024) 512 (>1024) 32 (256)
Pseudomonas aeruginosa   
 PA01 >1024 1024 (>1024) 128 (>256)
 PA124 1024 (>1024) >1024 256 (>256)
Providencia stuartii   
 ATCC29916 1024 (>1024) >1024 16 (32)
 PS2636 512 (1024) >1024 32 (32)
 PS299645 1024 (>1024) 512 (1024) 32 (256)
 NEA16 512 (>1024) 512 (>1024) 256 (>256)
Enterobacter cloacae   
 BM47 1024 (>1024) >1024 256 (>256)
 ECCI69 256 (512) 512 (1024) >256
 BM67 >1024 >1024 256 (>256)
  1. The Tested extract were obtained from the bark (NPB) and leaves (NPL); Values in bold; significant activity
  2. CHL chloramphenicol, MIC Minimal Inhibitory Concentration, MBC Minimal Bactericidal Concentration