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Immunofluorescence analysis of cytoplasmic p27 expression in osteosarcoma tumors.
| Score | Biopsy (n = 11) | Definitive Surgery (n = 29) | Metastatic Tumor (n = 15) |
|---|---|---|---|
| p27-Negative | 6 (55%) | 10 (34%) | 2 (14%) |
| + | 1 (9%) | 8 (28%) | 3 (20%) |
| ++ | 4 (36%) | 9 (31%) | 5 (33%) |
| +++ | — | 2 (7%) | 5 (33%) |
p27 cytoplasmic expression was scored as negative or positive (+/weak, ++/medium, +++/strong).
