In direct ELISAs and Western blots, less than 1% cross-reactivity with recombinant mouse (rm) Ephrin-A1, recombinant human (rh) Ephrin-A3, rmEphrin-A4, rhEphrin-A5, rmEphrin-B1, rmEphrin-B2, and rhEphrin-B3 is observed. Reconstitute at 0.2 mg/mL in steri