Enzyme
Enzymes are complex proteins that cause a specific chemical change. For example, they can help break down the foods we eat so the body can use them. Blood clotting is another example of enzymes at work.
Enzymes are needed for all body functions. They are found in every organ and cell in the body, including in the:
- Blood
- Intestinal fluids
- Mouth (saliva)
- Stomach (gastric juice)
References
Hall JE, Hall ME. Genetic control of protein synthesis, cell function, and cell reproduction. In: Hall JE, Hall ME, eds. Guyton and Hall Textbook of Medical Physiology. 14th ed. Philadelphia, PA: Elsevier; 2021:chap 3.
Taber's Cyclopedic Medical Dictionary. 24th ed. Philadelphia, PA: F.A. Davis Company; 2021.
Version Info
Last reviewed on: 1/1/2025
Reviewed by: Linda J. Vorvick, MD, Clinical Professor Emeritus, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.
