Figure 3From: Derivation and characterization of matched cell lines from primary and recurrent serous ovarian cancer Detection of various keratins (KRT) by Western blot (A) to confirm the epithelial origin of cell lines. B) p53 and HER2 expression by Western blot. Note the absence of detectable expression of p53 for the 3133 cell lines. Beta actin was used as a loading control.Back to article page