Figure 3
From: The impact of cation concentration on Microcystis (cyanobacteria) scum formation

The effect of EDTA on M. aeruginosa strains. (A,B) note the gas bubble presence/absence between cultures with/without EDTA, after 120 minutes of treatment. (C) difference in culture color in the presence/absence of EDTA, after 24 hours of treatment. (D,E) AICB 822 and AICB 898 M. aeruginosa cultures 14 days from inoculation with cells previously exposed/not exposed to EDTA.