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Table 6 Variability in the content of phytochemical compounds in Thymus persicus populations (TPPs)

From: Characterization of essential oil profiles, triterpenic acids, and biological assay in aerial parts of various Thymus persicus Jalas (Ronniger ex Rech.f.) populations

Compounds

Baderlu

(TPP1)

Yolgun Aghaj

(TPP2)

Angooran

(TPP3)

Gharadash

(TPP4)

Betulinic acid (mg 100 g–1 DW)

856.89 ± 6.76a

530.55 ± 13.04c

790.53 ± 14.49b

709.22 ± 9.80b

Oleanolic acid (mg 100 g–1 DW)

480.64 ± 11.12b

419.35 ± 11.44c

471.94 ± 10.08bc

584.43 ± 12.67a

Ursolic acid (mg 100 g–1 DW)

941.66 ± 11.49b

1057.34 ± 17.00a

1070.82 ± 10.14a

977.98 ± 9.78b

Total tannins (mg 100 g–1 DW)

690.13 ± 9.38a

637.98 ± 12.10ab

246.32 ± 6.87c

502.54 ± 11.28b

Total saponins (mg DE g–1 DW)

18.46 ± 1.22c

22.57 ± 1.45b

31.23 ± 1.16a

36.78 ± 1.85a

Total phenols (mg GAE g–1 DW)

87.26 ± 4.35a

71.44 ± 2.97ab

24.31 ± 1.26c

42.39 ± 1.54b

Total flavonoids (mg RE g–1 DW)

72.34 ± 2.63a

69.14 ± 1.25a

21.12 ± 1.08c

39.83 ± 2.40b

1,1-diphenyl-2-picrylhydrazyl assay (IC50 μg ml–1)

64.28 ± 4.57a

87.43 ± 3.36ab

209.73 ± 4.32c

186.62 ± 2.79c

Ferric reducing antioxidant power assay (μmol Fe+2 g–1 DW)

61.68 ± 1.10a

54.86 ± 1.50ab

34.11 ± 1.75b

48.11 ± 2.32ab

  1. SE standard error
  2. The data represent mean ± SE of replicates (n = 3). Different letters mean significant difference at 95% (Tukey test—p < 0.05)
  3. Tukey’s pairwise comparison test; p < 0.05)