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MTA1 phenotype of tumors on a tissue microarray prepared from ~300 cholangiocarcinomas (CCAs). The CCAs arose in persons with long term infection with, and or exposure to, the liver fluke Opisthorchis viverrini - see Materials and Methods for details.
| MTA1 phenotype | No. of CCAs | Percentage |
|---|---|---|
| Negative | 55 | 18.3% |
| Positive | 240 | 80.0% |
| Strongly positive | 5 | 1.7% |
