All LAB strains in this study showed intrinsic resistance to vancomycin, these strains were due to the presence of D-alanine ligase and this enzyme could be inactivated vancomycin activity [15].
All LABstrains in this study showed intrinsic resistance tovancomycin, these strains were due to the presence ofD-alanine ligase and this enzyme could be inactivatedvancomycin activity [15].