CF405S α-bungarotoxin conjugate is α-bungarotoxin labeled with our superior blue fluorescent dye CF405S. α-Bungarotoxin is a polypeptide snake toxin that has high affinity for the nicotinic receptor at the neuromuscular junction. CF405S is a superior alternative to the traditional blue fluorescent dye Cascade Blue? owing to its exceptional brightness and photostability. CF405S has brightness and photostability comparable to Alexa Fluor? 405. Please download the CF405S dye flyer for more details.