Provided below are ELISA kits targeting spermatogenesis associated serine rich 1, a human protein encoded by SPATS1. This protein is 300 amino acids long with a reported mass of 33.7 kDa. 2 isoforms have been identified. Other alias names for this protein include: spermatogenesis-associated serine-rich protein 1, DDIP, SPATA8, and SRSP1.