NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,054 terms related to cancer and medicine.
- listen (… PEP-tide)
- A substance made by the pancreas. C-peptide and insulin are both part of a larger molecule that gets split apart before being released into the blood. Abnormal blood levels of C-peptide may occur in certain diseases, such as diabetes or cancer. Also called connecting peptide.