Skip to main content

Table 3 Pearson’s correlation coefficient (r) for phytochemicals and antioxidant activity

From: In vitro antioxidant and antiproliferative effect of the extracts of Ephedra chilensis K Presl aerial parts

Phytoconstituent

DPPH

FRAP

TRAP

Anthraquinones

− 0.056

0.097

0.119

Flavonoids

−0.082

0.118

0.147

Phenols

−0.942*

0.928*

0.934*

  1. *Significant differences (p < 0.05)