Provided below are ELISA kits targeting outer dense fiber of sperm tails 3 like 1, a human protein encoded by ODF3L1. This protein is 274 amino acids long, with a mass of 31.1 kDa, and is a member of the ODF3 family. Other alias names for this protein include: outer dense fiber protein 3-like protein 1. ELISA kits are available that are reactive to human, mouse, rat, and bovine variants of the target antigen.