Figure 2

PIGR expression in normal tissues, intestinal metaplasia, primary tumours and metastases. (A) Box plots visualizing the distribution of PIGR expression (total score) in normal squamous epithelium, intestinal metaplasia (Barrett’s esophagus or gastric intestinal metaplasia), primary tumours and metastases in the entire cohort, and (B) primary tumours and metastases in cases with and without reported Barrett’s esophagus/intestinal metaplasia, respectively.