Table 1.
ERα and HER2 status and aromatase inhibitor-sensitivity of cell lines used
| Cell line | ERα status | HER2 status | AI-sensitivity |
|---|---|---|---|
| MCF-7Ca |
+ |
- |
Yes |
| LTLT-Ca |
- |
+ |
No (to letrozole) |
| MCF7 |
+ |
- |
Yes |
| MCF7 / HER2 |
+ |
+ |
ND |
| AC1 |
+ |
- |
Yes |
| AC1-Ex R | + | + | No (to exemestane) |
ERα, estrogen receptor alpha; HER2, human epidermal growth factor receptor 2; ND: not determined.