Fig. 5From: Label-Free 3D Ag Nanoflower-Based Electrochemical Immunosensor for the Detection of Escherichia coli O157:H7 Pathogens a Effects of anti-E. coli antibody concentrations on CV responses (scan rate, 100 mV s−1). b Binding time of anti-E. coli antibody on EIS response under different optimal conditionsBack to article page