Pepsin
Pepsin is an enzyme produced by the chief cell of the stomach[1]. Its role is to break down large proteins from food into smaller polypeptides in order to be digest by the small intestine.
References
- ↑ This is a reference to a fact sheet written by Jillian O'keeffe in a online health website:fckLRhttp://www.livestrong.com/article/346334-pepsin-enzyme-facts/