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A: CD90 mRNA levels by Real-Time RT-PCR analysis. B: Representative photomicrographs showing immunostaining of CD90+ cells in outer medulla. C: Quantitation of positive cell counts in immunostaining. Control = renal medullary interstitial cells, Saline = no cell, MSC = mesenchymal stem cells. * P<0.05 vs. other groups (n=5–6).
