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Summary of immunoreactivity demonstrated in Birt-Hogg-Dubé syndrome-associated clear cell “sugar” tumor in the lung
| Antibodies | Immunoreactivity |
|---|---|
| Cytokeratin | - |
| Vimentin | + (Focally strong) |
| α-smooth muscle actin | - |
| HMB45 | - |
| Melan-A | - |
| PNL-2 | - |
| Microphthalmia transcription factor | + |
| S100 | + (Focally strong) |
| CD1a | + (Focally weak) |
| CD10 | + (Focally strong) |
| CD63 | + (Diffusely weak) |
| folliclin | + (Focally strong) |
