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BMP2 protein in conditioned media of bone marrow stromal cell (BMSC) transduced with AdBMP2 with/without magnetic nanoparticle. BMSCs were transduced with the indicated individual AdBMP2 titer. The conditioned media were prepared by culturing cells in serum-free medium for 24 hours. Levels of BMP2 were measured using specific ELISA kits.
(moi: multiplicity of infection).
