Does St. John’s Wort cause regression in gastrointestinal system adenocarcinomas?

Figure 1 Adenocarcinoma. A: Adenocarcinoma showing fibrosis and inflammatory cell infiltration in the tumor base (HE × 10); B: Inflammatory cell infiltration consisting of plasma cells, lymphocytes, eosinophils and PNLs was seen in these areas (HE × 20); C: Inflammatory cell infiltration observed in the basis of tumors was rich in CD8 positive T lymphocytes (anti-CD8, × 5).