Fig. 2
From: SPIONs-labeled hUCMSCs for in vitro safety analysis and in vivo tracking in scarred monkey uteri

Cell Viability (cell survival rate). The cell viability of hUCMSCs labeled with different concentrations of SPIONs was analyzed using the CCK−8 assay. The growth rate of unlabeled hUCMSCs was defined as 1.0(n ≥ 3).