Fig. 1
Characterization of the nanocomposite hydrogel. (A) Schematic diagram of synthesis of nanoparticles and hydrogels. (B) SEM images of ZIF-8, BA@ZIF-8, and BA/GOx@ZIF-8 nanoparticles. (C) Nanoparticle size analysis of the ZIF-8, BA@ZIF-8, BA/GOx@ZIF-8. (D) FTIR spectra of the ZIF-8, BA@ZIF-8, and BA/GOx@ZIF-8 nanoparticles. (E) XRD spectra of ZIF-8, BA@ZIF-8, and BA/GOx@ZIF-8 nanoparticles. (F) 1H NMR spectra of the GelMA and gelatin. (G) SEM images of the nanocomposite hydrogel. (H) Zeta potential of the ZIF-8, BA@ZIF-8, and BA/GOx@ZIF-8 nanoparticles. (I) The images of injectability of hydrogel