Table 4

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

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

(−) MBC > 1024 μg/ml.

1 - chloramphenicol was used as a reference antibiotic.

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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