Anti-DEF1 antibodies enable researchers to detect and measure the DEF1 antigen in biological samples. This target is a reported synonym of the DEFA1 gene, which encodes defensin alpha 1. It is reported to be notably expressed in the bone marrow and spleen. Western Blot is the most common application for the DEF1 antibodies listed below. ELISA and Immunohistochemistry are also common applications.