In direct ELISAs, less than 1% cross-reactivity with recombinant mouse (rm) EphA3, rmEphA8, rmEphA4, recombinant rat (rr) EphA5, rmEphA2, rmEphA6, and rmEphA7 is observed. Reconstitute at 0.2 mg/mL in sterile PBS. EphA1 belongs to the ephrin receptor sub