Research Article
Graphene Oxide Quantum Dots Promote Osteogenic Differentiation of Stem Cells from Human Exfoliated Deciduous Teeth via the Wnt/β-Catenin Signaling Pathway
Figure 1
Characterization of GOQDs. (a) (A) TEM image of GOQDs. (B) Lateral size distribution of GOQDs from (A). (b) FTIR spectroscopy of GOQDs. (c) UV-visible spectrum of GOQDs. (d) PL spectrum of GOQDs excited at a wavelength of 365 nm.
| (a) |
| (b) |
| (c) |
| (d) |