Propidium, acetylcholinesterase

The propidium sensor setup (see Subheading 3.3.4) can also be utilized to monitor the activity of the surface-bound acetylcholinesterase. The original measuring cycle is extended by the injection of substrate solution and an additional washing step ... 

Taylor, P. and Lappi, S. (1975) Interaction of fluorescence probes with acetylcholinesterase. The site and specificity of propidium binding. Biochemistry 14 1989-1997. 

Taylor, R Lwebuga-Mukasa, J. Lappi, S. Rademacher, J. Propidium. Fluorescence probe for a peripheral anionic site on acetylcholinesterase. Mol. Pharmacol. 1974,10,703-708. 

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