Provided below are ELISA kits targeting kallikrein related peptidase 8, a human protein encoded by KLK8. This protein is 260 amino acids long, with a mass of 28 kDa, and is a member of the Peptidase S1 family, Kallikrein subfamily. 4 isoforms have been identified. This is reported to be a cytoplasmic and secreted protein. Glycosylation sites have been reported. Other alias names for this protein include: kallikrein-8, ovasin, serine protease 19, serine protease TADG-14, HNP, NRPN, and PRSS19.