it was shown in the study of insulin and proinsulin content in the blood plasma of patients with the normal body weight , suffering from latent diabetes mellitus , that total plasma immunoreactivity ( tir ) and immunoreactive insulin ( iri ) secretion in the time-course of changes in glucose tolerance test ( gtt ) is more abundant than in healthy subjects during the second secretory phase .
C0021641
insulin
C0033362
proinsulin