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Table 3 Correlation of IC50 values of different antioxidant activities with total phenolic and total flavonoid contents

From: Evaluation of antioxidant, anti-inflammatory, analgesic and antipyretic activities of the stem bark of Sapindus mukorossi

Antioxidant activity

TFC

TPC

DPPH radical scavenging activity

0.768*

0.9338***

Hydroxyl radical scavenging activity

0.2861

0.6685*

Iron chelating assay

0.8434**

0.928***

Nitric oxide scavenging activity

0.7935*

0.8966**

Inhibition of β-carotene bleaching

0.883**

0.8472**

Phosphomolybdenum assay

0.7639*

0.8648**

Reducing power assay

0.6725*

0.9055**

  1. *,**indicate significance at P < 0.05 and P < 0.01, respectively