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. 2020 Jan 6;20:12. doi: 10.1186/s12885-019-6425-3

Fig. 6.

Fig. 6

Loss of ARID1a in microsatellite-instable (MSI-H) EAC. (a + b) Barrett’s adenocarcinoma (white arrow highlights Barrett’s mucosa with high grade dysplasia, blue arrow highlights highly inflamed and poorly cohesive Barrett’s carcinoma; HE, 2,5x; HE, × 5;) with (c) loss of ARID1a in Barrett’s carcinoma and strong nuclear positivity in high grade dysplasia (IHC, × 5) and (d) loss of the mismatch-repair-protein MLH1 in Barrett’s adenocarcinoma (IHC, × 5)