Figure 1From: TP53 mutation p.R337H in gastric cancer tissues of a 12-year-old male child - evidence for chimerism involving a common mutant founder haplotype: case report Immunodetection of p53 in endoscopic (A) or surgical (B) biopsies. A) endoscopic biopsy in the cardia region, showing areas of metaplasia including areas with intestinal type. Sections were immunostained with anti-p53 DO7 (Dako) using standard protocols. Stromal tissue was negative. Bar: 10 μm;Back to article page