Table 2.
The reward gene studies found in PUBMED on November 12th, 2017.
| GENE | STUDIES |
|---|---|
| SEROTONIN RECEPTOR 2a/c | 108 |
| SEROTONIN TRANSPORTER | 391 |
| COMT | 579 |
| MONAMINE OXIDASE-A | 253 |
| DOPAMINE D1 RECEPTOR | 468 |
| DOPAMINE D2 RECEPTOR | 1493 |
| DOPAMINE D3 RECEPTOR | 322 |
| DOPAMINE D4 RECEPTOR | 521 |
| DOPAMINE TRANSPORTER | 237 |
| DOPAMINE-BETA-HYDROXYLASE | 142 |
| OPIOID RECEPTOR | 739 |
| GABA RECEPTOR | 183 |