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Table 2 Total phenol content and IC50 on DPPH of AVLS extracts

From: In vitro study of the PLA2 inhibition and antioxidant activities of Aloe vera leaf skin extracts

Extracts

TPC (mg GAE/g of extract)

IC50on DPPH radical (mg/ml)

Hexane

9.600 ± 0.014

0.366

Ethyl acetate

23.800 ± 0.058

0.326

Chloroform-ethanol (1/1)

40.500 ± 0.041

0.274

Butanol

16.900 ± 0.039

0.635

Water

2.072 ± 0.002

>1

BHT

-

69 10-3

α-tocopherol

-

7.5 10-3

  1. IC50 values on DPPH were calculated from the plot of the scavenging effect against the extract concentration. Effects of BHT and α-tocopherol, used as standard, were measured in the same conditions. All experiments were performed in triplicate ± standard deviation
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Lipids in Health and Disease

ISSN: 1476-511X