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Association between the expression of HPV16 E7 and COX-2 in invasive ductal breast cancer tissues by immunohistochemistry.
| COX-2 expression | ||||
|---|---|---|---|---|
| HPV16 E7 expression | High | Low | χ2 value | P-value |
| Positive | 17 | 1 | 4.625 | 0.023 |
| Negative | 26 | 15 | ||
HPV, human papilloma virus; COX-2, cyclooxygenase-2.
