Fig. 5

Correction: In vitro biocompatibility and mineralization of Bi-doped BG samples S6PyB in SBF solution. a Viability of mouse fibroblast cell line L929 after culturing with S6PyB (y = 0, 2, 4 and 6 mol%) for 24 h; labels in a denote concentrations of powder suspensions in mg/μL. b Viability of normal cell MC3T3-E1 and tumor cells of human osteosarcoma line U2OS, and rat osteosarcoma cell lines UMR106 after co-culturing with S6PyB; data points represent the mean values and error bars according to three independent experiments. c XRD patterns of sample S6P2B after immersion in SBF for different times as indicated, standard data of JCPDS Card No. 03-0747 of Ca10(PO4)6(OH)2 (HAp) is listed as reference at the bottom. d Morphological evolution of glass samples S6PyB as incubated in SBF for different days as indicated. e Evolution of element redistribution on sample surfaces of S6PyB as incubated in SBF for different days