In direct ELISAs, less than 1% cross-reactivity with recombinant human (rh) BMPR-IA, recombinant mouse (rm) BMPR-IA, rhBMPR-IB, and rmBMPR-IB is observed. Reconstitute at 0.2 mg/mL in sterile PBS. BMPR2 is a member of the bone morphogenetic protein (BMP)