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Association of PI3KCA mutations in tumor tissue and PI3KCAα expression in CTCs. Number of pts with each tissue PI3KCA type and CTC phenotype.
| CTC phenotype | ||
|---|---|---|
| Tumor tissue PI3KCA type | PI3KCAα-CTCs | PI3KCAα+ CTCs |
| PI3KCA wild type | 36 | 25 |
| PI3KCA mutation | 16 | 13 |
n=90 pts; P=0.730 (χ2 test). PI3KCA, phosphatidylinositol 3-kinase; CTCs, circulating tumor cells; pts, patients.
