| MDPI | Multidisciplinary Digital Publishing Institute |
| GECI | Genetically encoded calcium indicator |
| FP | Fluorescent protein |
| rAAV | Recombinant adeno-associated virus |
| DIVs | Days in vitro |
| HEPES | 2-[4-(2-hydroxyethyl)piperazin-1-yl]ethanesulfonic acid |
| MOPS | 3-(N-morpholino)propanesulfonic acid |
| QY | Quantum yield |
| AP | Action Potential |
| SD | Standard deviation |
| CNQX | 6-cyano-7-nitroquinoxaline-2,3-dione |
| APV or AP5 | (2R)-amino-5-phosphonovaleric acid |