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. 2018 Feb 13;9:36. doi: 10.1186/s13287-018-0777-5

Fig. 5.

Fig. 5

Human UC-MSC transplantation promotes endothelial cell proliferation. a Ki-67 protein expression in single, twice, and thrice transplantation groups was detected by immunohistochemistry (400×). b Ki-67 mRNA expression in single, twice, and thrice transplantation groups was detected by qRT-PCR. GAPDH serves as an internal reference for qRT-PCR. *P < 0.05, **P < 0.01. MSC mesenchymal stem cell, TD8 transplantation day 8