Size:150 Assays; Target:Cdc25; The CycLex Research product Cdc25 Combo Fluorometric Assay Kit is a fluorometric and non-radioactive assay designed to measure the activity of Cdc25A, B and C protein phosphatase. It can be used for 150 assays.CycLex Cdc25 Combo Protein Phosphatase Fluorometric Assay Kit.