PP

Definition / meaning of PP

A small protein made by the pancreas that helps control the release of other substances made by the pancreas. The amount of PP in the blood increases after a person eats. It may also increase with age, and in certain diseases, such as diabetes and pancreatic cancer. Also called pancreatic polypeptide.

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Source(s):

The Web site of the National Cancer Institute (http://www.cancer.gov/)

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