Table 5 Protective efficacy of R. pollinaria extract in AlCl₃-mediated biochemical toxicity.

From: Modulation of aluminum-induced genotoxicity and oxidative stress in Allium cepa L. by Ramalina pollinaria (Westr.) Ach. extract

Parameters

Control

RP 1

RP 2

Al

AlRP 1

AlRP 2

MDA (µM g−1 FW)

2.80 ± 0.46d

2.82 ± 0.53d

2.85 ± 0.49d

8.14 ± 0.45a

6.48 ± 0.41b

5.14 ± 0.39c

Proline (µmol g−1 FW)

11.3 ± 0.38d

11.4 ± 0.41d

11.7 ± 0.51d

30.6 ± 0.59a

23.5 ± 0.51b

18.8 ± 0.60c

Chlorophyll a (mg g−1 FW)

13.5 ± 0.44a

13.3 ± 0.51a

13.8 ± 0.55a

3.93 ± 0.48d

7.23 ± 0.48c

9.31 ± 0.42b

Chlorophyll b (mg g−1 FW)

7.97 ± 0.51a

7.86 ± 0.47a

7.92 ± 0.46a

2.05 ± 0.41d

3.31 ± 0.40c

4.68 ± 0.38b

SOD (U mg−1 FW)

103 ± 4.31d

105 ± 6.30d

104 ± 5.45d

303 ± 5.46a

260 ± 5.42b

224 ± 4.98c

CAT (OD240 nm min g−1 FW)

1.18 ± 0.05d

1.16 ± 0.06d

1.19 ± 0.07d

2.95 ± 0.06a

2.53 ± 0.07b

2.13 ± 0.07c

  1. Control: Tap water, RP 1: 0.5 g L−1 R. pollinaria extract, RP 2: 1.0 g L−1 R. pollinaria extract, Al: 50 mg L−1 AlCl3, AlRP 1: 50 mg L−1 AlCl3 + 0.5 g L−1 R. pollinaria extract, AlRP 2: 50 mg L−1 AlCl3 + 1.0 g L−1 R. pollinaria extract. Means denoted by different letters (a−d) within the same line are statistically significant (p < 0.05). MDA: malondialdehyde, SOD: superoxide dismutase, CAT: catalase.