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626 วารสารการแพทย์แผนไทยและการแพทย์ ทางเลือก ปีที่ 21 ฉบับที่ 3 กันยายน-ธันวาคม 2566
Figure 1 Inhibitory activity (% inhibition) of Kratom extracts (1,000 µg/mL) and acarbose on alpha-amylase
(a) and alpha-glucosidase (b). *Significant difference from the positive control, Acarbose, analyzing
by one-way ANOVA with Dunnett’s test.
evaluated for IC 50. As demonstrated in Table mL, respectively. Nonetheless, their activity
2, KE70 and KE50 exhibited comparable in- was less than acarbose, which was used as a
hibitory effects on alpha-glucosidase with IC 50 positive control (IC 50= 115.96 ± 15.20 µg/mL).
values of 382.64 ± 16.18 and 409.43 ± 19.14 µg/
