Human/Mouse/Rat Enkephalin (ENK) ELISA Kit for detecting ENK in serum, plasma, other biological fluids. Species Reactivity: Human (Homo sapiens), Mouse (Mus musculus), Rat (Rattus norvegicus). Detection Range: 12.35-1,000pg/ml. Sensitivity: 4.62pg/ml. Format: 96-Well Plate. Assay Type: Competitive Inhibition. Detection Method: Colormetric. Assay Time: 2h. Accession Number: P01210. Gene ID: 5179. Restrictions: For Research Use Only. Not for use in diagnostic procedures.