Oxidative Medicine and Cellular Longevity / 2017 / Article / Tab 2

Research Article

Pitaya Extracts Induce Growth Inhibition and Proapoptotic Effects on Human Cell Lines of Breast Cancer via Downregulation of Estrogen Receptor Gene Expression

Table 2

Bioactive potential of pitaya evaluated by different methods.

Pitaya2.0 mg/mL5.0 mg/mL10.0 mg/mLR2
ORAC assay (μM Trolox/g)140.50 ± 1.90560.00 ± 48.901079.70 ± 75.200.9943
FRAP assay (μmol Fe2SO4/g)909.20 ± 68.461698.64 ± 33.172519.36 ± 53.990.9621
DPPH assay (% reduction)33.05 ± 0.3273.01 ± 0.3883.99 ± 0.300.8892

 PulpPeelTotal anthocyanins (fruit)Total anthocyanins (pitaya extract)
Total anthocyanins (mg/g)19.14 ± 0.528.36 ± 2.7027.50 ± 1.6174.65 ± 2.18

Results expressed in mean ± standard error.

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