Figure 2. FPN1 expression at the protein level in lung cancer patients. (A) Immunohistochemical staining of FPN1 was performed in lung cancer and normal lung tissues. Representative images are shown. Scare bars, 50 μM. (B) The staining was quantified, as shown. The dot plot depicts the means and standard deviation of 10 images of normal lung tissues and 10 images of lung cancer patient tissues. ***p<0.001.