TABLE 4.

Minimum bactericidal concentrations of mastic extractsa on H. pylori strains

StrainMBC (mg/ml)
Total extractAcidic fractionNeutral fraction
CCUG 387710.3900.2401.560
LAVHP-10.1950.1200.390
LAVHP-20.1950.1200.780
LAVHP-30.1950.1200.780
LAVHP-40.3900.1200.780
LAVHP-50.1950.1200.390
LAVHP-60.3900.1200.780
LAVHP-70.0900.0600.390
LAVHP-80.3900.1200.390
LAVHP-90.1950.2400.390
LAVHP-100.1950.1200.390
  • a With the exception of the acidic fraction, for which successive twofold dilutions ranged from 0.060 to 1.920 mg/ml, all other extracts were tested at a final concentration range of 0.049 to 1.560 mg/ml.