Covering the Cover Gastroenterology Andrew T. Chan, Christopher S. Williams  Gastroenterology  Volume 152, Issue 3, Pages 463-465 (February 2017) DOI: 10.1053/j.gastro.2016.12.028 Copyright © 2017 AGA Institute Terms and Conditions

Figure 1 Comparison of the area under the receiver-operating curve of magnetic resonance elastography (red bars) with ultrasound-based transient elastography (blue bars) for different dichotomized stages of fibrosis. Gastroenterology 2017 152, 463-465DOI: (10.1053/j.gastro.2016.12.028) Copyright © 2017 AGA Institute Terms and Conditions

Figure 2 (A) The model depicts the regulation of YAP gene expression by PGE2 and the regulation of COX-2 and EP4 gene expression by YAP. (B) An illustration depicting the role of the PGE2-YAP–positive feedback loop in colon regeneration and tumorigenesis. Gastroenterology 2017 152, 463-465DOI: (10.1053/j.gastro.2016.12.028) Copyright © 2017 AGA Institute Terms and Conditions