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Table 2 Radical scavenging activity of the crude and fractionated extracts of Alpinia pahangensis against DPPH radical

From: Antioxidant potential, cytotoxic activity and total phenolic content of Alpinia pahangensis rhizomes

Extracts and standards

IC50values (mg/ml)

Crude methanol

0.579 ± 0.017 c

Hexane

2.677 ± 0.094 e

Ethyl acetate

0.349 ± 0.009 b

Water

0.999 ± 0.038 d

Ascorbic acid

0.015 ± 0.600 a

BHA

0.013 ± 0.600 a

  1. IC50 values expressed are mean ± standard deviation of triplicate measurements. Means with different letters (a-e) in the same column are significantly different (p < 0.05). BHA and Ascorbic acid were used as standards.
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BMC Complementary Medicine and Therapies

ISSN: 2662-7671

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