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Schematic diagram of the synthesis of polysaccharide materials. (A) schematic diagram of the preparation of the XG/MMT/PAAm hydrogel modified by Fe3+ [45]. (B) schematic diagram of the preparation of the AlgX–CNCs–HNT composite scaffold [44]. (C) schematic diagram of the preparation of pectin/CMC/MFC scaffolds [46]. (D) schematic diagram of the preparation of CTZ1-4 [47].
