Oxidative Medicine and Cellular Longevity / 2016 / Article / Tab 2

Research Article

Antioxidant, Cytotoxic, and Antiproliferative Activities and Total Polyphenol Contents of the Extracts of Geissospermum reticulatum Bark

Table 2

Antioxidant properties of multiple preparations from G. reticulatum.

SampleInfusionsTincturesExtracts

DPPH radical scavenging activity (mg DPPH/L)
10.91 ± 0.021.48 ± 0.014.36 ± 0.03
21.68 ± 0.000.90 ± 0.035.31 ± 0.04
31.36 ± 0.000.45 ± 0.015.03 ± 0.03
41.52 ± 0.010.28 ± 0.016.79 ± 0.06
51.49 ± 0.001.63 ± 0.014.87 ± 0.11
61.12 ± 0.000.61 ± 0.013.11 ± 0.01
71.83 ± 0.001.55 ± 0.014.64 ± 0.04

FRAP (mmol/L)
11.01 ± 0.013.75 ± 0.036.28 ± 0.03
23.49 ± 0.015.27 ± 0.026.57 ± 0.05
31.74 ± 0.022.59 ± 0.017.13 ± 0.02
42.20 ± 0.022.57 ± 0.005.16 ± 0.07
52.13 ± 0.033.82 ± 0.014.27 ± 0.06
60.82 ± 0.012.30 ± 0.013.86 ± 0.03
73.45 ± 0.013.36 ± 0.027.28 ± 0.01

ORAC (mmol TE/L)
111.08 ± 0.2222.75 ± 0.5078.30 ± 0.65
220.34 ± 0.1836.53 ± 0.2280.57 ± 1.03
311.05 ± 0.1320.91 ± 0.5783.47 ± 0.48
411.29 ± 0.2624.34 ± 0.3764.37 ± 0.23
59.98 ± 0.1425.03 ± 0.0967.54 ± 0.48
67.76 ± 0.1017.16 ± 0.5826.30 ± 0.49
722.40 ± 0.7729.67 ± 3.1386.95 ± 0.58

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