Fig. 1From: Protocol: a simple method for biosensor visualization of bacterial quorum sensing and quorum quenching interaction on Medicago rootsThree day after germination (DAG) M. truncatula and bacteria on KYC55 biosensor plates co-incubated with treatment for 3Â days. Seedlings are 6 DAG in figures. a Control plants without bacteria b Rm8530 applied to root zone and KYC55 response to Rm8530 AHLs c KYC55 response indicating quorum quenching of Rm8530 by UD1022Back to article page