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. 2015 Mar 25;106(5):576–583. doi: 10.1111/cas.12648

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© 2015 The Authors. Cancer Science published by Wiley Publishing Asia Pty Ltd on behalf of Japanese Cancer Association.

This is an open access article under the terms of the Creative Commons Attribution-NonCommercial License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited and is not used for commercial purposes.

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Fig 1 — Catechol-O-methyltransferase (COMT) expression level is associated with pancreatic cancer patient survival. Immunohistochemistry of tumor tissues from pancreatic cancer patients with high (a) (Magnification 400×) and low (b) COMT expression, and adjacent normal pancreatic ductal cells with no COMT staining (c). (Magnification 400×) (d) Kaplan–Meier curve for the overall survival of patients with high and low COMT expression. COMT high: COMT staining score is higher high than or equal to 4; COMT low: COMT staining is lower than 4; COMT high-censored: patients with high COMT staining who was alive or loss of follow-ups. COMT low-censored: patients with low COMT staining who was alive or loss of follow-ups.