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Table 1 Total phenolic and flavonoid contents and antioxidant activity of the extract and fractions of Wedelia chinensis

From: Evaluation of cholinesterase inhibitory and antioxidant activity of Wedelia chinensis and isolation of apigenin as an active compound

Sample

TPC

(mg GAE/g dried extract)

TFC

(mg CE/g dried extract)

DPPH

IC50 (ÎĽg/mL)

OH

IC50 (ÎĽg/mL)

RP

(absorbance at 80 μg/mL)

TAC

(absorbance at 80 μg/mL)

LPI

IC50 (ÎĽg/mL)

CME

80.00 ± 0.62b

174.02 ± 1.01b

10.13 ± 0.44d

42.59 ± 0.51d

1.783 ± 0.03d

0.456 ± 0.008d

47.18 ± 1.07d

PEF

7.34 ± 0.16e

2.68 ± 0.23e

27.46 ± 0.52f

160.33 ± 2.37f

0.942 ± 0.01f

0.347 ± 0.005f

416.20 ± 1.51f

CLF

33.52 ± 0.20d

33.46 ± 0.34d

21.53 ± 0.46e

105.47 ± 2.01e

1.383 ± 0.02e

0.365 ± 0.005e

222.60 ± 3.36e

EAF

97.28 ± 0.49a

144.35 ± 0.51c

4.78 ± 0.01a

28.21 ± 0.39c

2.245 ± 0.06c

0.529 ± 0.007b

45.20 ± 0.10c

AQF

61.05 ± 0.21c

175.78 ± 0.69a

8.60 ± 0.04c

9.65 ± 0.25a

2.542 ± 0.05a

0.556 ± 0.008a

25.53 ± 0.04a

CAT

–

–

5.14 ± 0.10b

14.89 ± 0.25b

2.451 ± 0.07b

0.489 ± 0.004c

30.91 ± 0.20b

  1. PEF, petroleum ether fraction; CLF, chloroform fraction; EAF, ethylacetate fraction; AQF, aqueous fraction; CAT, catechin. TPC: Total phenolic content, TFC: Total flavonoid content, OH: Hydroxyl radical scavenging, RP: Reducing power, TAC: Total antioxidant capacity and LPI: Lipid peroxidation inhibition. Means in each column with different subscript letters (a b, c, d, e, f) differ significantly (P < 0.05)