Human Proinsulin (PI) ELISA Kit for detecting PI in serum, plasma, tissue homogenates, cell lysates, cell culture supernates, other biological fluids. Species Reactivity: Human (Homo sapiens). Detection Range: 12.35-1,000pg/ml. Sensitivity: 5.21pg/ml. Format: 96-Well Plate. Assay Type: Competitive Inhibition. Detection Method: Colormetric. Assay Time: 2h. Accession Number: P01308. Gene ID: 3630. Target Synonyms: INS, Pro-Insulin, Preproinsulin. Restrictions: For Research Use Only. Not for use in diagnostic procedures.