| FP | Fluorescent protein |
| GEVI | Genetically encoded voltage indicator |
| FRET | Förster resonance energy transfer |
| Ci-VSP | Ciona intestinalis voltage-sensing phosphatase |
| VSD | Voltage-sensing domain |
| HEK293 | Human embryonic kidney 293 cells |
| FP | Fluorescent protein |
| GEVI | Genetically encoded voltage indicator |
| FRET | Förster resonance energy transfer |
| Ci-VSP | Ciona intestinalis voltage-sensing phosphatase |
| VSD | Voltage-sensing domain |
| HEK293 | Human embryonic kidney 293 cells |