Fig. 7From: Regulation of bacteria population behaviors by AI-2 “consumer cells” and “supplier cells”The response ability of reporter cells to exogenous AI-2. The strain containig pLGFP wihtout adding exougenous AI-2 was used as the control and its GFP flourence indensity was defined as 1. At the second hour, exogenous AI-2 were added into the culture at different concentrationBack to article page