the predominant iri peak comigrated with marker insulin ( 95.7 +/- 0.8 % ) , another prominent peak occurred coincident with proinsulin standard ( 3.3 +/- 0.5 % ) , a third peak was present in the void volume ( 0.28 +/- 0.04 % ) .
C0021641
insulin
C0033362
proinsulin