Table 3.
Binding activity (Ki, nm) of penfluridol and its analogs at dopamine receptor subtypes. Data represent mean inhibition (n = 4). NA - not active; ND - not determined.
| D1 | D2 | D3 | D4 | D5 | |
|---|---|---|---|---|---|
| PFL | 147 | 159 | 136 | 10,000 | 125 |
| 11a | 300 | 148 | 474 | 25 | 437 |
| 8a | 798 | 194 | 209 | 385 | 529 |
| 6 | ND | 317 | 552 | 1643 | ND |
| 11b | 10,000 | 550 | 782 | 10,000 | 744 |
| 8b | 135 | 38 | 62 | 58 | 121 |
| 8c | 10,000 | 417 | 437 | 459 | 623 |
| 13 | ND | 460 | ND | 132 | ND |