Fig. 1From: Photoluminescent carbon dots (PCDs) from sour apple: a biocompatible nanomaterial for preventing UHMWPE wear-particle induced osteolysis via modulating Chemerin/ChemR23 and SIRT1 signaling pathway and its bioimaging applicationa HR-TEM images of the structural characterization of PCDs (Inset represents the lattice d-spacing of 0.347Â nm revealing plane of sp.2 carbon. b Graph representing the size of the synthesized PCDs. c SAED pattern of individual material of the PCDs. d XRD pattern of the PCDs illustrated a (002) peak authenticating the graphitic nature of the PCDs. e FT-IR analysis of the functional groups presented in the surface of PCDsBack to article page