
Pancreas
Secretory granules and centroacinar cells, forming the beginning of the pancreatic duct system, are well demonstrated. Secretory granules that contain enzymes, such as these shown here, are referred to as zymogen granules. 1000x, 1000x

Acini
Secretory granules and centroacinar cells, forming the beginning of the pancreatic duct system, are well demonstrated. Secretory granules that contain enzymes, such as these shown here, are referred to as zymogen granules. 1000x, 1000x

- Rough endoplasmic reticulum
Secretory granules and centroacinar cells, forming the beginning of the pancreatic duct system, are well demonstrated. Secretory granules that contain enzymes, such as these shown here, are referred to as zymogen granules. 1000x, 1000x

- Acinar cell nuclei
Secretory granules and centroacinar cells, forming the beginning of the pancreatic duct system, are well demonstrated. Secretory granules that contain enzymes, such as these shown here, are referred to as zymogen granules. 1000x, 1000x

- Secretory granules
Secretory granules and centroacinar cells, forming the beginning of the pancreatic duct system, are well demonstrated. Secretory granules that contain enzymes, such as these shown here, are referred to as zymogen granules. 1000x, 1000x

- Centroacinar cells
Secretory granules and centroacinar cells, forming the beginning of the pancreatic duct system, are well demonstrated. Secretory granules that contain enzymes, such as these shown here, are referred to as zymogen granules. 1000x, 1000x