SPANXA1 ELISA kits are immunoassay tools for the measurement of the protein sperm protein associated with the nucleus, X-linked, family member A1, which is encoded by the SPANXA1 gene in humans. Other alias names for this target include CT11.3, NAP-X, SPAN-X, SPAN-Xa, SPAN-Xb, SPANX, SPANX-A, and CT11.1. Click on the products below for more detailed ELISA kit information, such as target reactivity and assay sensitivity.