Fig. 1From: Towards understanding microvillus inclusion diseaseElectron micrograph of patient’s duodenal enterocytes depicting the three ultrastructural hallmarks of MVID (homozygous c.1323–2A > G splice-site mutation in MYO5B). Black arrow heads mark the shortening or loss of apical microvilli. Subapical accumulations of tubulo-/vesicular structures (secretory granules) are marked by black arrows. MI intracellular microvillus inclusion, Lys lysosomes. Scale bar = 2 μmBack to article page