| Reference | Subjects (N) | Site | Ligand used | Results |
| Crow et al. (69) | SCZ (19) NC (19) |
Caudate | [3H]Spiroperiodol | D2: SCZ > NC |
| Seeman et al. (68) | SCZ (92) NC (242) |
Striatum | [3H]Spiperone | D2: SCZ > NC D1: SCZ = NC |
| Cross et al. (70) | SCZ (15) NC (8) |
Caudate | [3H]Flupethixol | D2: SCZ > NC D1: SCZ = NC |
| Mackay et al. (65) | SCZ (12) NC (17) |
Caudate | [3H]Spiperone | D2: SCZ > NC |
| Mita et al. (71) | SCZ (11) NC (9) |
Caudate | [3H]Spiperone | D2: SCZ > NC |
| Hess et al. (72) | SCZ (8) NC (8) |
Caudate | [3H]Spiperone | D2: SCZ > NC D1: SCZ < NC |
| Toru et al. (64) | SCZ (10) NC (10) |
Putamen | [3H]Spiperone | D2: SCZ > NC |
a Abbreviations are defined in footnote a of Table 1.
published 2000