Supporting Information Filename Description pc27861-sup-0001-FigureS1.docWord document, 355.5 KB Figure S1. (a)–(d) SEM micrographs of the fracture surfaces of the composites after being soaked in PBS solution for 28 days, respectively for SAPPS, SAPPS/QF, SAPPS/QF/10HA, and SAPPS/QF/20HA. (f)–(h) EDS mappings of the fracture surfaces of SAPPS/QF/20HA. REFERENCES 1, , , et al. Comparative materials differences revealed in engineered bone as a function of cell-specific differentiation. Nat Mater.