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MGMT immunoreactivity in human gliomas.
| Grade | Immunonegative cases, n (%) | Immunopositive cases, n (%) |
|---|---|---|
| I | 6 (66.7) | 3 (33.3) |
| II | 29 (51.8) | 27 (48.2) |
| III | 22 (42.3) | 30 (57.7) |
| IV | 11 (31.4) | 24 (68.6) |
P>0.05 among grades I, II, III and IV (χ2 test). MGMT, O6-methylguanine-DNA methyltransferase.
