Table 3

Susceptibility of bacteria to plant extracts - MICs of methanol extracts vs chloramphenicol
Bacteria strains MIC (μg/ml) of the plant extracts
A. hybridus V. hymenolepis L. sativa L. capensis S. edule M. esculenta P. vulgaris C. pepo S. nigrum C. frutescens Chloramphenicol1
E. coli
  ATCC8739 256 1024 512 512 256 256 1024 512 512 512 4
  ATCC10536 128 256 128 256 128 256 - 256 128 - 4
  W3110 256 512 256 256 256 512 - 128 256 - 8 (< 2)
  MC4100 512 1024 512 1024 256 512 1024 256 512 1024 16 (< 2)
  AG100A 256 512 512 512 256 512 - 512 512 1024 < 2 (< 2)
  AG100Atet 256 512 512 512 256 512 - 512 512 1024 64 (< 2)
  AG102 1024 128 1024 512 512 128 - - 256 512 64 (< 2)
  AG100 128 1024 128 512 512 512 - 256 128 - 8 (< 2)
E. aerogenes
  ATCC13048 128 1024 256 256 256 256 1024 256 256 - 8
  EA294 512 512 512 512 512 1024 - 512 512 1024 16
  CM64 128 128 256 256 128 256 1024 512 256 512 256 (8)
  EA3 256 256 128 128 256 128 1024 128 128 - 256 (128)
  EA298 256 512 256 256 256 256 1024 128 256 1024 64 (< 2)
  EA27 512 128 256 - 512 512 - 512 256 512 ≥ 256 (< 2)
  EA289 - 512 1024 256 512 256 1024 128 1024 256 ≥ 256 (64)
K. pneumoniae
  ATCC11296 256 512 256 512 512 512 512 256 256 - 8
  KP55 256 512 256 512 256 512 1024 256 256 256 32 (4)
  KP63 256 256 256 256 256 256 - 512 256 512 64 (< 2)
  K2 512 - 512 512 1024 512 - 1024 512 1024 32 (< 2)
  K24 512 1024 512 512 512 - 1024 512 512 1024 16 (< 2)
P. aeruginosa
  PA01 256 512 512 256 256 512 - 256 512 - 16
  PA124 512 1024 512 512 512 512 - 512 512 - 32 (< 2)
P. stuartii
  ATCC29916 128 128 256 1024 128 1024 - 1024 256 - 16
  NAE16 128 512 256 256 256 256 1024 512 256 - 64 (8)
  PS2636 512 512 256 256 256 256 - 256 256 512 32
  PS299645 512 1024 1024 512 512 512 - 512 1024 - 32 (< 2)
E. cloacae
  BM47 128 256 512 1024 256 1024 - 128 512 - ≥ 256 (< 2)
  ECCI69 256 512 512 256 256 128 - 256 512 - ≥ 256 (16)
  BM67 256 512 512 256 256 512 1024 128 512 1024 128 (32)

The results are shown as average values from three separate experiments.

(−) MIC > 1024 μg/ml.

1 - chloramphenicol was used as a reference antibiotic. MIC was measured in absence and presence of PAßN (in brackets).

Noumedem et al.

Noumedem et al. BMC Complementary and Alternative Medicine 2013 13:26   doi:10.1186/1472-6882-13-26

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