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. 2006 Mar;50(3):852–861. doi: 10.1128/AAC.50.3.852-861.2006

FIG. 5.

FIG. 5.

(Top) Surface tension measurements of compound 4 and 8 series compounds by dynamic pressure tensiometry. The slopes of the lines are directly proportional to the critical micellar concentrations. (Bottom) Correlation of surface activity with antimicrobial activities against E. coli ATCC 9637 and S. aureus ATCC 13709.