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. 2018 Nov 23;4(11):eaat7387. doi: 10.1126/sciadv.aat7387

Table 1. Comparison of biological and optical neuromuscular electronic systems.

Biological system Artificial system
Sensorimotor neuron Presynaptic membrane Gate electrode
Presynaptic potential Gate voltage
Photosensitive protein Photodetector
Neuromuscular
junction
Synaptic cleft Ion gel electrolyte
Neurotransmitter Anion
Skeletal muscle Postsynaptic membrane ONW
Postsynaptic potential Drain current
Muscle fiber Polymer actuator