Table 2.
Immunohistochemical panel
| Antigen/antibody | Type | Company | Dilution | Antigen recovery |
|---|---|---|---|---|
| Factor VIII-RA | rp | Dako, Carpinteria, CA | 1:50 | n/a |
| CD34 | mm | BioGenex Labs, San Ramon CA | 1:40 | Steam |
| CD31 | mm | Dako | 1:100 | Steam |
| Cytokeratin (AE1/AE3 and LP34) |
mm | Boehringer Mannheim Biochemicals, Indianapolis, IN, and Dako | 1:50 1:200 |
Protease digestion |
| Epithelial membrane antigen | mm | Dako | 1:100 | Protease digestion |
| Muscle specific actin | mm | Ventana, Tucson, AZ | Neat | Protease digestion |
| Smooth muscle actin | mm | Sigma Chemical, St. Louis, MO | 1:400 | n/a |
| S-100 protein | rp | Dako | 1:800 | n/a |
| Ki-67 | mm | Immunotech, Westbrook, ME | 1:20 | Steam |
mm: mouse monoclonal; rp: rabbit polyclonal