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. 2023 Sep 5;10:1272977. doi: 10.3389/fnut.2023.1272977

Figure 1.

Figure 1

The physicochemical property analysis. The total sugar content (A), the uronic acid content (B), and FT-IR spectroscopy (C) of Polygonatum cyrtonema Hua. are processed by different times of repeated steaming (0-Z indicates no steam process; 1-Z–9-Z is the number of steaming times. Tested for three times at 25°C, p < 0.05.