In Western blots, less than 5% cross-reactivity with recombinant human (rh) Wnt-2, rhWnt-9a, recombinant mouse (rm) Wnt-1, rmWnt-2b, rmWnt-3a, rmWnt-4, rmWnt-5a, rmWnt-5b, rmWnt-11, and rmWnt-16 is observed. Reconstitute at 0.2 mg/mL in sterile PBS. WNT9