| OA | octopamine |
| TA | tyramine |
| DA | dopamine |
| 5-HT | serotonin |
| HA | histamine |
| FK | forskolin |
| OAR | octopamine receptor |
| TAR | tyramine receptor |
| DAR | dopamine receptor |
| Octα1R | α1-adrenergic-like OARs |
| OctβR | β-adrenergic-like OARs |
| Octα2R | α2-adrenergic-like OARs |
| GPCR | G protein-coupled receptor |
| CHO-K1 | Chinese hamster ovary K1 |
| cAMP | cyclic adenosine monophosphate |
| IBMX | 3-isobutyl-1-methylxanthine |
| D-PBS | Dulbecco’s phosphate-buffered saline |
| DMPF | N2-(2,4-dimethylphenyl)-N1-methyformamidine |
| TM | transmembrane |
| RT-PCR | reverse transcription-polymerase chain reaction |
| qRT-PCR | quantitative real-time polymerase chain reaction |
| ANOVA | analysis of variance |
| NCBI | National Center for Biotechnology Information |