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Expression of hemoglobin was observed in the MSC-hemo group with western blotting. Lane 1, non-transformed MSCs, it represented the blank control group; Lane 2, 0.45 µg hemoglobin as the positive control; and Lane 3, the MSC-hemo group, which were transfected with 40 µl/1×105 cells lentiviral particles. MSCs, mesenchymal stem cells.
