Table 1 Main clinical characteristics of nine human breast cancer samples used for ex vivo assay.

From: Lipoic acid decreases breast cancer cell proliferation by inhibiting IGF-1R via furin downregulation

Tumour

Grade

ER α status

PR status

1

II

+

2

I

+

+

3

II

+

+

4

I

+

+

5

III

6

III

7

II

+

+

8

III

9

I

+

+