For quantitative determination of ACE-1 activity determination in biological samples. Safe and convenient. Non-radioactive assay. “Mix-incubate-measure” type assay. No wash and reagent transfer steps are involved. Sensitive and accurate. Linear detection range 0.01 – 5 U/L ACE-1 in a 96-well plate assay. High-throughput. Can be readily automated to assay thousands of samples per day. Method: FL360/485nm; Samples: Serum, cell or tissue lysate, and other biological samples; Procedures: 45 min