Table 1.
Immunohistochemistry: antibodies used on this study.
| Antigen | Clone | Dilution | Antigen retrieval | Source | Detection system |
|---|---|---|---|---|---|
| CD56 | MRQ-42 | Ready to use | Ultra CC1 | Rabbit | Ultraview DAB Ventana |
| Chromogranin A | LK2H10 | Ready to use | Ultra CC1 | Mouse | Ultraview DAB Ventana |
| Synaptophysin | MRQ-40 | Ready to use | Ultra CC1 | Rabbit | Ultraview DAB Ventana |
| CK5/6 | D5/16B4 | Ready to use | Ultra CC1 | Mouse | Ultraview DAB Ventana |
| CK7 | SP52 | Ready to use | Ultra CC1 | Rabbit | Ultraview DAB Ventana |
| TTF-1 | SP141 | Ready to use | Ultra CC1 | Rabbit | Ultraview DAB Ventana |
| Ki-67 | 30-9 | Ready to use | Ultra CC1 | Rabbit | Ultraview DAB Ventana |
CC1: cell conditioning 1; DAB: diaminobenzidine.