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Table 4 The effects of UV solar exclusion on the soluble protein, soluble sugar, proline, H2O2 and MDA contents in P. vulgaris leaves

From: Plant morphology, physiological characteristics, accumulation of secondary metabolites and antioxidant activities of Prunella vulgaris L. under UV solar exclusion

Oxidative stress indicators

Control

UV solar exclusion

Soluble protein (g L−1 FW)

0.25 ± 0.01 a

0.27 ± 0.04 a

Soluble sugar (mg mg−1 proteins)

7.68 ± 0.30 b

9.26 ± 0.57 a

Proline (μg g−1 FW)

34.40 ± 1.20 a

29.42 ± 1.33 b

H2O2 (mmol g−1 proteins)

43.25 ± 1.66 b

61.14 ± 0.59 a

MDA (nmol mg−1 proteins)

44.01 ± 7.11 a

41.33 ± 5.07 a

  1. Each value is presented as the mean ± SD (n = 3). Different letters in lines indicate a significant difference at p < 0.05