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Scanning electron microscopy (SEM) images of pre-soaked glutinous rice grain surface without PEF treatment (Control, a), and with 50 (b), 100 (c), 200 (d), and 300 (e) pulses of PEF treatment. Arrows indicate the pores or cavity on PEF treated rice grain surface. The SEM images captured for all samples provided a ×500 magnification and used scale bar of 50 μm.
