The Adenosine Deaminase Assay is used to quantify levels of human adenosine deaminase in human serum and plasma using only a 5 µL sample volume. Highlights: Extended linearity from 0 - 200 U/L. Specific for ADA and has no detectable reaction with other nucleosides. Requires as little as 5 µL, ideal for research applications. Stable liquid stable format requires no reagent preparation. Crystal Chem is a worldwide leading supplier of ELISA kits for human markers. Our kits are among the highest quality found in the market, and are used by leading research universities, pharma companies, and government institutions around the world.