D2R | D2R + D5R | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
Fraction | KH | KL | Fraction | KH | KL | |||||
nM | nM | nM | nM | |||||||
Dopamine | 0.291 ± 0.084 | 256.6 ± 105.3 | 4836 ± 1612 | 0.271 ± 0.073 | 144.0 ± 84.4 | 4030 ± 1113 | ||||
Quinpirole | 0.293 ± 0.047 | 13.8 ± 8.7 | 1196 ± 366 | 0.253 ± 0.034 | 25.3 ± 3.4 | 875.5 ± 270.1 |
KH, high-affinity constant; KL, low-affinity constant