Fig. 8From: Ultrasensitive Biosensor for the Detection of Vibrio cholerae DNA with Polystyrene-co-acrylic Acid Composite NanospheresThe life span profile of the fabricated V. cholerae DNA sensing electrode. The electrode was stored in 0.05 M potassium phosphate buffer (pH 7.0) at 4 °C after every DPV measurement was takenBack to article page