Figure 2
From: Electroceutical Treatment of Pseudomonas aeruginosa Biofilms

Schematic of in vitro agar wound model showing (A) Ag electrodes embedded in TSA medium connected to a 6 V battery used to generate current and a 1 kΩ ballast resistor to limit the flow of current and (B) Current was applied for either 1 or 24 h and the Petri dishes were incubated upto an additional 24 h after stopping current.