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Synthesis and characterization of methacrylated gellan gum. (A) Schematic illustration of the methacrylation reaction. (B) 1H NMR of gellan gum (top), low-modified (middle), and high-modified (bottom) gellan gum. (C) Fourier transform infrared spectroscopy (FTIR) spectra of gellan gum and low- and high-modified gellan gum.
