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Table 2 Pearson correlation analyses of the phenolic content and antioxidant activities of the extracts of P. betle

From: Piper betle shows antioxidant activities, inhibits MCF-7 cell proliferation and increases activities of catalase and superoxide dismutase

 

FRAP

DPPH

Superoxide anion

Nitric oxide

Hydroxyl radical

Phenolic content

0.982a

0.923a

0.628b

0.928a

0.326

  1. FRAP, ferric reducing antioxidant power; DPPH, 1,1-diphenyl-2-picryl hydrazyl radical-scavenging activity.
  2. a Correlation is significant at the 0.01 level.
  3. b Correlation is significant at the 0.05 level.