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Rice puff properties. (a) Autoclaved and seeded puffed rice in a 48-well plate. (b) Vacuum-packaged puffed rice was acquired from a store. (c) pH assay. (d) Water absorbance assay. (e) A rice puff was stained with calcofluor-white and imaged using a fluorescence microscope (scale bar = 100 µm).
