Table 3 Results of α-glucosidase, α-amylase and PTP1B inhibitions of isolated compounds from w

Nt01

216

500

250

125

62.50

31.25

55.56 ± 1.06^***

51.90 ± 0.45^***

44.40 ± 0.82^***

31.33 ± 0.66^*

21.42 ± 0.43^ns

272.82

58.93

77.85 ± 2.24^***

72.08 ± 0.47^***

67.90 ± 0.96^***

63.28 ± 0.57^***

57.47 ± 0.56^***

12.15

56.25

90.09 ± 0.32^***

88.67 ± 1.20^***

83.40 ± 0.25^***

78.58 ± 1.12^***

74.65 ± 1.34^***

2.80

12.96

Nt02

112

500

250

125

62.50

31.25

76.85 ± 2.24^***

71.08 ± 0.47^***

66.90 ± 0.96^***

61.35 ± 0.51^***

57.40 ± 0.76^***

12.87

114.93

91.36 ± 0.49^ns

85.34 ± 0.55^*

78.39 ± 0.49^**

72.47 ± 0.52^*

67.44 ± 0.55^***

10.81

96.54

93.03 ± 0.48^*

90.90 ± 0.48^*

85.79 ± 0.63^**

79.67 ± 0.61^***

75.69 ± 0.77^***

4.06

36.22

Nt03

430

500

250

125

62.50

31.25

78.35 ± 0.23^***

73.36 ± 0.84^***

70.62 ± 0.25^***

66.16 ± 0.16^***

59.67 ± 0.32^***

8.40

19.54

93.08 ± 1.04^ns

86.45 ± 0.90^ns

80.58 ± 0.63^ns

73.40 ± 0.20^ns

67.80 ± 0.90^*

10.49

24.39

90.83 ± 0.47^***

87.23 ± 0.96^***

82.29 ± 0.57^***

78.33 ± 0.55^***

76.03 ± 0.77^***

1.54

3.57

Acarbose

645

500

250

125

62.50

31.25

87.08 ± 0.47

82.40 ± 0.20

77.61 ± 0.43

75.45 ± 0.90

63.89 ± 0.20

6.84

10.60

95.23 ± 0.22

89.45 ± 0.90

83.90 ± 0.60

77.00 ± 0.30

72.90 ± 0.45

8.20

12.71

–

–

–

Ursolic acid

–

–

–

–

–

–

–

–

98.65 ± 1.32

93.56 ± 0.45

91.52 ± 0.66

88.22 ± 1.28

86.42 ± 0.43

1.66

3.63