Fig. 2From: Distinct clinical and prognostic implication of IDH1/2 mutation and other most frequent mutations in large duct and small duct subtypes of intrahepatic cholangiocarcinomaThe representative HE and IHC images of IDH1/2 mutant negative (a, b) and positive (c, d) staining in cases with ICC. These corresponding images of HE (a, c) were presented as control of each IHC staining (b, d), respectively. Scale bar represents 200 umBack to article page