TEM of the duodenal mucosa of patients with IDDM/CD. Apical granules can be observed in a small group of cells in which the Golgi complexes are hypertrophyc, the microvilli are reduced in height and a lipidic accumulation is visible. Bar = 1000 nm.
Bertini et al. BMC Clinical Pathology 2001 1:2 doi:10.1186/1472-6890-1-2