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Table 5 Content of the four flavonoids (1–4) in M . atropurpurea leaves from different locations (mg/g) (n = 3)

From: Flavonoids with α-glucosidase inhibitory activities and their contents in the leaves of Morus atropurpurea

No. Location Flavonoids
   1 2 3 4 Total
MA01 Chaoshan, Guangdong 0.38 ± 0.01 0.33 ± 0.00 0.18 ± 0.01 0.16 ± 0.00 1.04 ± 0.02
MA02 Qingping, Guangdong 0.51 ± 0.02 0.18 ± 0.01 0.29 ± 0.01 0.06 ± 0.00 1.04 ± 0.04
MA03 Zhanjiang, Guangdong 0.32 ± 0.03 0.34 ± 0.02 NDa 0.17 ± 0.01 0.83 ± 0.06
MA04 Zhixing, Guangdong 0.86 ± 0.03 0.46 ± 0.01 0.36 ± 0.01 0.13 ± 0.00 1.80 ± 0.04
MA05 Caizhilin, Guangdong 0.86 ± 0.02 0.67 ± 0.02 0.34 ± 0.00 0.28 ± 0.01 2.12 ± 0.05
MA06 Puning, Guangdong 0.72 ± 0.00 0.53 ± 0.02 0.42 ± 0.00 0.25 ± 0.00 1.92 ± 0.02
MA07 Qingping, Guangdong 1.85 ± 0.04 1.11 ± 0.02 0.95 ± 0.04 0.40 ± 0.02 4.31 ± 0.11
MA08 Zhanjiang, Guangdong 0.33 ± 0.01 0.11 ± 0.01 0.17 ± 0.01 0.06 ± 0.00 0.67 ± 0.04
  1. aND: not detected