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International Journal of Phytomedicine and Phytotherapy

Table 2 In vitro inhibitory aactivities of different solvent fractions of P. guineense on α amylase

From: In vitro antidiabetic potentials, antioxidant activities and phytochemical profile of african black pepper (Piper guineense)

Fraction Concentration (μg/ml) % Inhibition ± SEM IC50 (μg/ml) ± SEM
AQUEOUS 5.00 54.00 ± 1.22 2.10 ± 0.10
2.50 50.96 ± 2.17
1.25 45.46 ± 0.44
0.625 33.50 ± 3.04
0.3125 22.45 ± 4.13
0.15625 15.11 ± 4.12
BUTANOL 5.00 76.63 ± O.23 0.33 ± 0.09
2.50 72.07 ± 2.02
1.25 63.27 ± 0.86
0.625 55.13 ± 2.13
0.3125 52.44 ± 1.84
0.15625 41.94 ± 0.51
DCM 5.00 42.25 ± 3.7 5.75 ± 0.63
2.50 36.73 ± 1.67
1.25 17.83 ± 0.09
0.625 17.21 ± 0.25
0.3125 16.60 ± 0.09
0.15625 5.27 ± 4.50
ETHYLACETATE 5.00 39.30 ± 1.42 6.70 ± 0.19
2.50 29.64 ± 2.98
1.25 22.52 ± 1.88
0.625 17.89 ± 3.81
0.3125 11.58 ± 3.81
0.15625 10.61 ± 4.40
ACARBOSE 5.00 91.33 ± 022 1.09 ± 0.19
2.50 89.43 ± 0.38
1.25 75.07 ± 1.73
0.625 62.06 ± 4.03
0.3125 30.08 ± 4.51
0.15625 27.01 ± 0.21