Fig. 2From: An Ultrasensitive Gold Nanoparticle-based Lateral Flow Test for the Detection of Active Botulinum Neurotoxin Type AThe SDS–PAGE analysis of the purified BoNT/A and BoNT/B complex. (Lane 1: BoNT/A; Lane 2: DTT-treated BoNT/A; Lane 3: BoNT/B; Lane 4: DTT-treated BoNT/B)Back to article page