Proinsulin C-peptide (human) is a 31-amino-acid peptide that links the A and B chains of proinsulin, ensuring its correct folding, which is biologically active and modulates cellular function [1].
[1]. R. S. Mughal, et al. Cellular mechanisms by which proinsulin C-peptide prevents insulin-induced neointima formation in human saphenous vein. Diabetologia. 2010 Aug;53(8):1761-71.
















