Movie 8
Intracellular voltage recording while the pump is switched on and off. The pump is switched on at t = 20 s, then is switched on and off every 10 s. The pump pulsation is visible as movements of Paramecium, with no apparent change in membrane potential.
A simple device to immobilize protists for electrophysiology and microinjection
Journal of Experimental Biology 2020. 223:None-None; doi: 10.1242/jeb.219253