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Distribution of muropeptides containing tri-, tetra-, or pentapeptide side chains in the Lcn972-susceptible L. lactis MG1614 (white bars), Lcn972-resistant L. lactis D1 (gray bars), and L. lactis dacA (black bars) strains. Values are the means from two independent peptidoglycan extractions, except for the dacA mutant. Error bars indicate standard deviations.
