The Clinical Significance of PR, ER, NF-κB, and TNF-α in Breast Cancer

Figure 1

Immunohistochemical staining. (a) Control (isotype monoclonal antibody); (b) progesterone receptor (PR); (c) estrogen receptor (ER); (d) tumor necrosis factor-α (TNF-α); (e) nuclear factor-κB (NF-κB) (200x); (f) positive expression was also confirmed by image analysis software HPIAS 2000. IOD: integrated option density. Data were expressed as mean ± SD.