Anti-FAM9A antibodies are used in the immunodetection of the protein family with sequence similarity 9 member A. In humans, the canonical protein has a reported length of 332 amino acid residues and a mass of 37.3 kDa. Its subcellular localization is in the nucleus. It is found to be preferentially expressed in the testis. A member of the FAM9 protein family, FAM9A is known to be involved with spermatid development. Synonyms for this target antigen include protein FAM9A and testis expressed 39A. Indicated applications for FAM9A antibodies listed below include Western Blot and Immunohistochemistry.