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Table 2 Antioxidant activity of the aerial part of E. chilensis extracts and positive controls

From: In vitro antioxidant and antiproliferative effect of the extracts of Ephedra chilensis K Presl aerial parts

Extract / sample

DPPH

(IC50 mg / mL)

FRAP

(TEAC mM)

TRAP

(TEAC mM)

Hex

13.77 ± 0.37a

3.90 ± 0.20a

0.28 ± 0.05a

CH2Cl2

3.02 ± 0.02b

21.05 ± 0.18b

1.40 ± 0.07b

EtOH

0.68 ± 0.01c

24.00 ± 0.43b

1.53 ± 0.06b

Trolox

0.11 ± 0.01d

n.a.

n.a.

Gallicacid

0.06 ± 0.01d

1.72 ± 0.02c

1.13 ± 0.01b

BHT

n.a.

1.52 ± 0.07c

1.06 ± 0.02b

  1. Different letters in the same column indicate significant differences; p < 0.05, n = 3; n.a Not applicable