A Convenient RP-HPLC Method for Assay Bioactivities of Angiotensin I-Converting Enzyme Inhibitory Peptides

Table 1

Recoveries of HA in reaction with different concentrations of captopril (n = 9).

Captopril	Original/(μM)	Adding HA/(μM)	Total (μM)	Recovery rate (%)
5 mM	2.210±0.012	20	22.143±0.011	99.70
2.5 mM	3.713±0.009	20	23.821±0.014	100.46
1 mM	6.427±0.016	20	26.441±0.007	100.05

^*All the assayed results were expressed as means ± SEM.