Table 1.

Percentage positivity of upstream stimulatory factor-1 (USF-1), glioma-associated oncogene homolog 1 (GLI-1), and estrogen receptor-α (ER-α) in human primary breast tumor

Genes	Positivity in breast cancer tissue, %	Gene co-expression with ERα, %
ER-α	59.6	–
USF-1	82.6	90.3
GLI-1	33.9	48.3

–, not applicable.