Figure 1: Sensorgram showing different steps [(1) Baseline (2) EDCNHS activation (3) Washing (4) Antibody coupling (5) Washing (6) Deactivation (7) Washing (8) Regeneration and (9) Back to baseline] involved in the (A) immobilization of BoNT/A antibody (1: 500 dilution); (B) immobilization of SV on CM5 chip.