Research Article

Expanding the Use of a Fluorogenic Method to Determine Activity and Mode of Action of Bacillus thuringiensis Bacteriocins Against Gram-Positive and Gram-Negative Bacteria

Table 1

Correlation coefficient between the fluorogenic method and well diffusion assay.

StrainCorrelation
Morricin 269Kurstacin 287Kenyacin 404Entomocin 420Tolworthcin 524

Gram-negative
 Proteus vulgaris0.960.950.890.950.95
 Klebsiella pneumoniae0.980.990.880.990.91
 Salmonella sp.0.970.990.960.990.99
 Shigella flexneri0.950.950.930.890.95
 Shigella sonnei0.950.990.990.930.93
Gram-positive
  Bacillus cereus 1830.990.990.990.990.97
 Bacillus subtilis0.870.900.940.940.83
 Listeria monocytogenes0.920.930.940.960.98
 Enterococcus faecalis0.940.940.990.950.99