Effect of Extraction Methods on Antioxidant Activity of Papery Skin Extracts and Fractions of Maja Cipanas Onion (<i>Allium cepa</i> L. var. <i>ascalonicum</i>)

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Extraction method</td><td class="align_center" colspan="3">IC<sub>50</sub> value (<i>μ</i>g/mL)</td><td class="align_center" rowspan="2">Total anthocyanin content [<a href="/journals/tswj/2020/3280534/#B6" target="_blank">6</a>]</td></tr><tr class="thead"><td class="align_center">Extract</td><td class="align_center">Ethyl acetate fraction</td><td class="align_center">Water fraction</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">Maceration</td><td class="align_center">86.28</td><td class="align_center">34.92</td><td class="align_center">131.69</td><td class="align_center">1.181 ± 0.008</td></tr><tr><td class="align_left">Percolation</td><td class="align_center">55.62</td><td class="align_center">41.91</td><td class="align_center">139.82</td><td class="align_center">0.597 ± 0.015</td></tr><tr><td class="align_left">Reflux method</td><td class="align_center">78.07</td><td class="align_center">31.31</td><td class="align_center">134.88</td><td class="align_center">1.449 ± 0.013</td></tr><tr><td class="align_left">Soxhlet method</td><td class="align_center">107.08</td><td class="align_center">84.06</td><td class="align_center">126.05</td><td class="align_center">0.342 ± 0.022</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The IC<sub>50</sub> value and anthocyanin content (<i>n</i> = 3).</div>

The Scientific World Journal

tab4

Table 4

Table 4: Effect of Extraction Methods on Antioxidant Activity of Papery Skin Extracts and Fractions of Maja Cipanas Onion (<i>Allium cepa</i> L. var. <i>ascalonicum</i>) 

Table 4 | Effect of Extraction Methods on Antioxidant Activity of Papery Skin Extracts and Fractions of Maja Cipanas Onion (Allium cepa L. var. ascalonicum) 