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Minimum bactericidal concentration of free clove oil (10%) dissolved in dimethyl sulphoxide (DMSO) solvent (a & b); nanoemulsion prepared using clove oil (10%) and whey protein concentrate (0.5%) (c & d) against E. coli and Bacillus subtilis, respectively, by time kill assay method at different concentrations (60 – 100 µl) of free clove oil and nanoemulsion.
