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. 2010 Feb 3;11(2):507–520. doi: 10.3390/ijms11020507

Figure 1.

Figure 1.

The residual AHL activity after the synthetic autoinducer was incubated with the culture supernatant, the proteinase-treated supernatant, or the boiled supernatant of the LQQ strain, in which the untreated synthetic autoinducer was used as control test and its AHL activity was expressed as 100%.