Fig. 7From: Characteristics of the synovial microenvironment and synovial mesenchymal stem cells with hip osteoarthritis of different bone morphologiesColony-forming unit (CFU) of synovial mesenchymal stem cells (SMSCs) in normotrophic and hypertrophic groups. A Crystal violet staining in cells. B Comparison of number of colonies. C Correlation of CFU with age. D Correlation of CFU with body mass index (BMI). The data are expressed as mean ± SDBack to article page