To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 6 Two-photon microscopy showing intestinal submucosal microcirculation in P9 after feeding. Formula feeding and immature gut microcirculation promote intestinal hypoxia, leading to necrotizing enterocolitis Yong Chen, Yuhki Koike, Lijun Chi, Abdalla Ahmed, Hiromu Miyake, Bo Li, Carol Lee, Paul Delgado-OlguĂn, and Agostino Pierro Disease Models and Mechanisms 2019. 12:None-None; doi: 10.1242/dmm.040998 Download Original Video