Table 1 Frequency of Tumor Formation: Migratory versus Non-Migratory Cells (100 cells per implantation).
Cell type | Migratory Cells (Tumors/Implants) | 1/stem cell frequency with confidence intervals | Non-Migratory Cells (Tumors/Implants) | 1/stem cell frequency with confidence intervals |
---|---|---|---|---|
MDA-MB-231 | 9/10 | 43.4 (94.4–19.4) | 4/10 | 196 (527–72.7) |
SUM159 | 9/10 | 43.4 (94.4–19.4) | 0/10 | 0 |