BMC Complementary Medicine and Therapies

Table 3 Antioxidant activity of the crude extract, fractions and compounds from the stem bark of Polyscias fulva (IC 50 in μg/ml)

From: Antibacterial and antioxidant properties of crude extract, fractions and compounds from the stem bark of Polyscias fulva Hiern (Araliaceae)

Test substance	DPPH test	β- Carotene/ linoleic acid
1	1141.10 ± 0.05^e	14.77 ± 0.49^a
3	nd	98.09 ± 9.32^b
7	135.39 ± 3.33^abc	108.13 ± 17.59^b
8	180.08 ± 83.07^bc	291.68 ± 77.58^c
9	277.55 ± 77.28^d	nd
10	190.82 ± 74.30^cd	nd
11	1961.90 ± 0.05^f	768.24 ± 0.03^f
Hexane fraction	nd	660.73 ± 21.52^e
Crude extract	84.86 ± 0.00^a	128.52 ± 0.00^b
Ethyl acetate fraction	93.65 ± 0.00^ab	91.21 ± 0.00^b
n-butanol fraction	100.58 ± 0.00^ab	128.04 ± 0.00^b
L-ascorbic acid	58.29 ± 0.25^a	386.26 ± 1.09^d

Along each column, values with the same letter superscripts are not significantly different. Waller Dunkan (p < 0.05). nd: not determined (RSa >2000 μg/ml)

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ISSN: 2662-7671

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