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Fig. 2 | BMC Cancer

Fig. 2

From: Concordance between PIK3CA mutations in endoscopic biopsy and surgically resected specimens of esophageal squamous cell carcinoma

Fig. 2

Photomicrographs of two cases with a heterogeneous PIK3CA mutation status. A PIK3CA mutation was detected in the portions marked by the dotted lines, but not in the portion marked by the solid lines (scale bar: 2 mm). a Case No. 8 and b Case No. 61. High-power views of each portion indicated by the solid and dotted lines are shown in the insets (scale bar: 100 μm)

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