a sensitive ( ic50 0.16 pmol/ml ; minimum detectable concentration 0.004 pmol/ml ) radioimmunoassay has been developed using this antiserum and 125i-proinsulin that will measure proinsulin-like immunoreactivity in human serum without the need for prior separation of insulin or c-peptide .
C0086418
human
C0006558
c-peptide