Figure 1From: Label-free as-grown double wall carbon nanotubes bundles for Salmonella typhimuriumimmunoassay Cyclic voltammograms at the (red) DW electrode, (green) MAb-DW electrode, and (blue) MAb-DW electrode with immobilized cells when the potential was cycling from −1.0 to 1.0 V vs. Ag/AgCl at a scan rate of 20 mV/sec in citrate phosphate buffer (0.05 M, pH 5.5) solution. Back to article page