Table 4: Minimum Bactericidal Concentration (MBC) of potential extracts against pathogenic bacteria.

ExtractsBacteria
K. pneumoniae Proteus spp.E. coli Pseudomonas spp.

PE6.72
BZ28.40
CH20.20
ET28.403.5

MBC values are shown in mg/mL. The MBC values of potential extract fractions namely, PE: petroleum ether, BZ: benzene, CH: chloroform and ET: ethyl alcohol fractions of B. variegata leaf, were determined as described in Section 2.