Skip to main content

Table 3 Antioxidant activity of S. ibericum leaf and root extracts

From: Symphytum ibericum Steven: LC–HRMS/MS-based phytochemical profile, in vitro antioxidant and enzyme inhibitory potential

Sample

DPPH [mg TE/g]

ABTS [mg TE/g]

CUPRAC [mg TE/g]

FRAP [mg TE/g]

MCA [mg EDTAE/g]

PBD [mmol TE/g]

LC

13.37 ± 0.26j

21.29 ± 0.25i

83.96 ± 3.48g

28.29 ± 0.82h

19.02 ± 0.66bc

1.49 ± 0.10d

LA

28.29 ± 0.21g

39.32 ± 0.50g

123.65 ± 3.58f

45.82 ± 0.67fg

15.71 ± 0.46d

2.22 ± 0.08b

LE100

42.99 ± 0.12d

78.27 ± 0.49d

199.79 ± 4.58d

81.75 ± 1.09d

18.16 ± 0.27c

2.69 ± 0.04a

LE75

48.13 ± 0.04c

106.83 ± 0.01b

287.31 ± 2.66b

173.76 ± 3.76b

10.68 ± 0.42fg

1.72 ± 0.17cd

LE50

184.19 ± 0.19a

293.97 ± 1.97a

436.26 ± 7.12a

229.99 ± 3.86a

22.54 ± 0.13a

1.67 ± 0.06cd

LE25

43.02 ± 0.03d

106.14 ± 0.14b

273.27 ± 2.55c

146.91 ± 0.67c

22.24 ± 0.16a

1.79 ± 0.02c

LW

72.75 ± 1.25b

71.99 ± 0.81e

116.24 ± 0.33f

63.92 ± 0.28e

20.35 ± 0.43b

0.60 ± 0.02g

RC

15.98 ± 0.15i

5.95 ± 0.61i

44.99 ± 1.55i

21.87 ± 0.34i

22.65 ± 1.61a

1.17 ± 0.05e

RA

26.29 ± 0.15h

26.08 ± 5.30h

84.84 ± 0.51g

31.91 ± 1.19h

15.16 ± 0.30de

1.65 ± 0.12cd

RE100

32.98 ± 0.01f

46.81 ± 1.85f

117.30 ± 0.98f

49.01 ± 0.65f

9.12 ± 0.95g

2.06 ± 0.12b

RE75

48.24 ± 0.04c

90.99 ± 0.63c

151.63 ± 3.29e

80.02 ± 0.30d

11.11 ± 0.28f

1.11 ± 0.02e

RE50

38.49 ± 0.22e

49.85 ± 0.18f

77.18 ± 0.54g

41.54 ± 0.41g

13.62 ± 0.59e

0.98 ± 0.03ef

RE25

27.97 ± 0.21g

26.86 ± 0.72h

37.60 ± 0.15i

21.01 ± 0.74i

16.28 ± 0.28d

0.99 ± 0.06ef

RW

28.64 ± 0.72g

47.55 ± 0.55f

56.96 ± 0.91h

32.29 ± 0.19h

19.36 ± 0.24bc

0.81 ± 0.02fg

  1. Data are presented as mean ± standard deviation (SD) of three determinations; different superscript letters within columns indicate significant differences between the tested extracts (P < 0.05)
  2. ABTS 2,2′-azino-bis(3-ethylbenzothiazoline) 6-sulfonic acid, CUPRAC cupric ion reducing antioxidant capacity, DPPH 1,1-diphenyl-2-picrylhydrazyl, EDTAE EDTA equivalents, FRAP ferric ion reducing antioxidant power, LA acetone leaf extract, LC chloroform leaf extract, LE100 ethanol leaf extract, LE25 25% ethanol leaf extract, LE50 50% ethanol leaf extract, LE75 75% ethanol leaf extract, LW water leaf extract, MCA metal chelating activity, PBD phosphomolybdenum assay, RA acetone root extract, RC chloroform root extract, RE100 ethanol root extract, RE25 25% ethanol root extract, RE50 50% ethanol root extract, RE75 75% ethanol root extract, RW water leaf extract, TE trolox equivalents