Optimization of Ultrasonic Extraction of Phenolic Compounds from Epimedium brevicornum Maxim Using Response Surface Methodology and Evaluation of Its Antioxidant Activities In Vitro

The ultrasound-assisted extraction of phenolic compounds from Epimedium brevicornu Maxim was modeled using response surface methodology. A Central Composite Design (CCD) was employed to optimize three extraction variables, including ethanol concentration (X1), extraction time (X2), and ratio of aque...

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Published in:Journal of Analytical Methods in Chemistry
Main Authors: Yan Zhao, Yingying Hou, Guosheng Tang, Enbo Cai, Shuangli Liu, He Yang, Lianxue Zhang, Shijie Wang
Format: Article
Language:English
Published: Wiley 2014-01-01
Online Access:http://dx.doi.org/10.1155/2014/864654
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author Yan Zhao
Yingying Hou
Guosheng Tang
Enbo Cai
Shuangli Liu
He Yang
Lianxue Zhang
Shijie Wang
author_facet Yan Zhao
Yingying Hou
Guosheng Tang
Enbo Cai
Shuangli Liu
He Yang
Lianxue Zhang
Shijie Wang
author_sort Yan Zhao
collection DOAJ
container_title Journal of Analytical Methods in Chemistry
description The ultrasound-assisted extraction of phenolic compounds from Epimedium brevicornu Maxim was modeled using response surface methodology. A Central Composite Design (CCD) was employed to optimize three extraction variables, including ethanol concentration (X1), extraction time (X2), and ratio of aqueous ethanol to raw material (X3), for the achievement of high extraction yield of the phenolic compounds. The optimized conditions are X1 of 50% (v/v), X2 of 27.5 min, and X3 of 250 mL/g. Under these conditions, the experimental yield is 4.29 ± 0.033% (n=3). The antioxidant activity was evaluated using the DPPH assay and ferric-reducing antioxidant power (FRAP). And it indicates that the phenolic compounds from Epimedium brevicornu Maxim possess significant antioxidant activity. HPLC analysis reveals that the main phenolic compound in the extract product was identified as gallic acid, catechin (Cianidanol), p-hydroxybenzoic acid, vanillic acid, caffeic acid, ferulaic acid, rutin, benzoic acid, and quercetin.
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spelling doaj-art-5fb23401e1bb4d6183afcc42e5cb3b9d2025-08-20T03:34:56ZengWileyJournal of Analytical Methods in Chemistry2090-88652090-88732014-01-01201410.1155/2014/864654864654Optimization of Ultrasonic Extraction of Phenolic Compounds from Epimedium brevicornum Maxim Using Response Surface Methodology and Evaluation of Its Antioxidant Activities In VitroYan Zhao0Yingying Hou1Guosheng Tang2Enbo Cai3Shuangli Liu4He Yang5Lianxue Zhang6Shijie Wang7College of Chinese Medicinal Materials, Jilin Agricultural University, No. 2888 Xincheng Street, Changchun, Jilin 130118, ChinaCollege of Chinese Medicinal Materials, Jilin Agricultural University, No. 2888 Xincheng Street, Changchun, Jilin 130118, ChinaCollege of Chinese Medicinal Materials, Jilin Agricultural University, No. 2888 Xincheng Street, Changchun, Jilin 130118, ChinaCollege of Chinese Medicinal Materials, Jilin Agricultural University, No. 2888 Xincheng Street, Changchun, Jilin 130118, ChinaCollege of Chinese Medicinal Materials, Jilin Agricultural University, No. 2888 Xincheng Street, Changchun, Jilin 130118, ChinaCollege of Chinese Medicinal Materials, Jilin Agricultural University, No. 2888 Xincheng Street, Changchun, Jilin 130118, ChinaCollege of Chinese Medicinal Materials, Jilin Agricultural University, No. 2888 Xincheng Street, Changchun, Jilin 130118, ChinaCollege of Traditional Chinese Medicine, Jilin Agricultural Science and Technology University, Jilin 132101, ChinaThe ultrasound-assisted extraction of phenolic compounds from Epimedium brevicornu Maxim was modeled using response surface methodology. A Central Composite Design (CCD) was employed to optimize three extraction variables, including ethanol concentration (X1), extraction time (X2), and ratio of aqueous ethanol to raw material (X3), for the achievement of high extraction yield of the phenolic compounds. The optimized conditions are X1 of 50% (v/v), X2 of 27.5 min, and X3 of 250 mL/g. Under these conditions, the experimental yield is 4.29 ± 0.033% (n=3). The antioxidant activity was evaluated using the DPPH assay and ferric-reducing antioxidant power (FRAP). And it indicates that the phenolic compounds from Epimedium brevicornu Maxim possess significant antioxidant activity. HPLC analysis reveals that the main phenolic compound in the extract product was identified as gallic acid, catechin (Cianidanol), p-hydroxybenzoic acid, vanillic acid, caffeic acid, ferulaic acid, rutin, benzoic acid, and quercetin.http://dx.doi.org/10.1155/2014/864654
spellingShingle Yan Zhao
Yingying Hou
Guosheng Tang
Enbo Cai
Shuangli Liu
He Yang
Lianxue Zhang
Shijie Wang
Optimization of Ultrasonic Extraction of Phenolic Compounds from Epimedium brevicornum Maxim Using Response Surface Methodology and Evaluation of Its Antioxidant Activities In Vitro
title Optimization of Ultrasonic Extraction of Phenolic Compounds from Epimedium brevicornum Maxim Using Response Surface Methodology and Evaluation of Its Antioxidant Activities In Vitro
title_full Optimization of Ultrasonic Extraction of Phenolic Compounds from Epimedium brevicornum Maxim Using Response Surface Methodology and Evaluation of Its Antioxidant Activities In Vitro
title_fullStr Optimization of Ultrasonic Extraction of Phenolic Compounds from Epimedium brevicornum Maxim Using Response Surface Methodology and Evaluation of Its Antioxidant Activities In Vitro
title_full_unstemmed Optimization of Ultrasonic Extraction of Phenolic Compounds from Epimedium brevicornum Maxim Using Response Surface Methodology and Evaluation of Its Antioxidant Activities In Vitro
title_short Optimization of Ultrasonic Extraction of Phenolic Compounds from Epimedium brevicornum Maxim Using Response Surface Methodology and Evaluation of Its Antioxidant Activities In Vitro
title_sort optimization of ultrasonic extraction of phenolic compounds from epimedium brevicornum maxim using response surface methodology and evaluation of its antioxidant activities in vitro
url http://dx.doi.org/10.1155/2014/864654
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