fig2

Figure 2. Enumeration of circulating tumor cell in spiking experiments. Representative BT-474 cells shown for (A) 0.5%, (B) 0.1%, (C) 0.05%, (D) 0.025%, (E) 0.01%, (F) 0.005%, (G) 0.001%; (H) Correlation and regression analysis of recovered versus expected number of positive tumor events at different dilutions