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Recovery of single-digit spike-in mCTCs
| Experiment | A | B | C | D | E | F | G | H | I | J |
|---|---|---|---|---|---|---|---|---|---|---|
| Number spiked-in mCTCs | 1 | 1 | 1 | 2 | 2 | 3 | 3 | 3 | 5 | 6 |
| Number mCTCs identified | 1 | 1 | 0 | 2 | 2 | 3* | 3 | 2 | 4 | 4 |
*In experiment F two additional cytokeratin-positive cells were identified by initial evaluator; these were determined on expert review to have morphology inconsistent with characterization as CTCs but consistent with being squamous cell contaminants from venipucture.
