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Table 3 IC50 of free radical scavenging activity of standards and different extracts of C. angustifolia

From: Pharmacologically active flavonoids from the anticancer, antioxidant and antimicrobial extracts of Cassia angustifolia Vahl

Test material

DPPH radical IC50 in μg/mL

Plant extracts

Methanol

2.49 ± 0.01*

Ethanol

2.41 ± 0.02*

Acetone

3.06 ± 0.04**

Ethyl acetate

2.74 ± 0.02*

Aqueous

3.03 ± 0.04**

Standards

Gallic acid

2.52 ± 0.02

Ascorbic acid

2.54 ± 0.00

  1. Each value represents the mean ± standard deviation of three replicates (n = 3)
  2. (*), and (**), significant at level P ≤ 0.01 and 0.001, respectively
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BMC Complementary Medicine and Therapies

ISSN: 2662-7671

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