Mouse Endothelin 1 ELISA Kit is a competitive ELISA kit for use with Serum, plasma, tissue homogenates, cell lysates, cell culture supernates and other biological fluids. This assay has high sensitivity and excellent specificity for detection of Endothelin 1 (EDN1). No significant cross-reactivity or interference between Endothelin 1 (EDN1) and analogues was observed. Please note that this kit is also available as a CLIA Kit. Quantitative Colorimetric Competitive ELISA. Sample Types: serum, plasma, tissue homogenates, cell lysates, cell culture supernatants and other biological fluids. Range: 6.17 pg/ml - 500 pg/ml. Sensitivity: < 2.43 pg/ml