Figure 1

Representative positive and negative cases for IMP3 and TP53. Immunohistochemical IMP3 expression revealed negative (score 0) staining in (A), negative (score 1+) staining in (B), moderate (score 2+) staining in (C), strong (score 3+) staining in (D). Immunohistochemical P53 expression revealed negative staining in (E) and positive staining in (F).