Response surface methodology-optimized extraction of flavonoids from pomelo peels and isolation of naringin with antioxidant activities by Sephadex LH20 gel chromatography

In this study, flavonoids were extracted from pomelo peels and naringin was isolated from the flavonoid extract. The effects of extraction parameters, namely, ethanol concentration, solid-to-liquid ratio, and extraction time, on the yield of flavonoids extracted from pomelo peels were analyzed accor...

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Main Authors: Yuchen Shangguan, Jing Ni, Lili Jiang, Yang Hu, Chuanbo He, Ying Ma, Guohong Wu, Hejian Xiong
Format: Article
Language:English
Published: Elsevier 2023-01-01
Series:Current Research in Food Science
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2665927123001788
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author Yuchen Shangguan
Jing Ni
Lili Jiang
Yang Hu
Chuanbo He
Ying Ma
Guohong Wu
Hejian Xiong
author_facet Yuchen Shangguan
Jing Ni
Lili Jiang
Yang Hu
Chuanbo He
Ying Ma
Guohong Wu
Hejian Xiong
author_sort Yuchen Shangguan
collection DOAJ
description In this study, flavonoids were extracted from pomelo peels and naringin was isolated from the flavonoid extract. The effects of extraction parameters, namely, ethanol concentration, solid-to-liquid ratio, and extraction time, on the yield of flavonoids extracted from pomelo peels were analyzed according to the Box-Behnken design of response surface methodology. The experimental conditions for flavonoid extraction were optimized, and naringin was separated from the extracted flavonoids using Sephadex LH-20 column chromatography. Experimental results showed that the influence of factors on the extraction rate of flavonoids from pomelo peels was in the order of ethanol concentration > solid-to-liquid ratio > extraction time, and the optimal extraction parameters were 85% ethanol concentration, 1:20 solid-to-liquid ratio, and 4-h extraction time for extracting flavonoids from pomelo peels. Under these conditions, the yield of flavonoids was 6.07 ± 0.06 mg/g. After three times of extraction, the flavonoid extraction rate reached 96.55%, and the residual naringin in the pomelo peels was 0.017 mg/g, at which point the bitterness in the pomelo peels disappeared. Two components, namely, PF1 and PF2, were separated from the crude flavonoid of pomelo peels through Sephadex LH20 column chromatography. PF2 was identified as naringin by high-performance liquid chromatography tandem mass spectrometry, with a purity of 95.7 ± 0.23%. Both flavonoids and PF2 exhibited good in vitro radicals scavenging activities on DPPH, ABTS, superoxide anion and hydroxyl.
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spelling doaj.art-8d1a33a284df4e08ba19c797c70bef732023-12-12T04:36:08ZengElsevierCurrent Research in Food Science2665-92712023-01-017100610Response surface methodology-optimized extraction of flavonoids from pomelo peels and isolation of naringin with antioxidant activities by Sephadex LH20 gel chromatographyYuchen Shangguan0Jing Ni1Lili Jiang2Yang Hu3Chuanbo He4Ying Ma5Guohong Wu6Hejian Xiong7College of Ocean Food and Biological Engineering, Fujian Provincial Engineering Technology Research Center of Marine Functional Food, Jimei University, Xiamen, 361021, China; Jiangle County Agricultural Products Quality and Safety Inspection Station, Sanming, 353300, ChinaFisheries College of Jimei University, Xiamen, 361021, ChinaXiamen Municipal Southern Ocean Testing Co., L, Xiamen, 361021, ChinaCollege of Ocean Food and Biological Engineering, Fujian Provincial Engineering Technology Research Center of Marine Functional Food, Jimei University, Xiamen, 361021, ChinaCollege of Ocean Food and Biological Engineering, Fujian Provincial Engineering Technology Research Center of Marine Functional Food, Jimei University, Xiamen, 361021, ChinaFisheries College of Jimei University, Xiamen, 361021, ChinaCollege of Ocean Food and Biological Engineering, Fujian Provincial Engineering Technology Research Center of Marine Functional Food, Jimei University, Xiamen, 361021, China; Corresponding author.College of Ocean Food and Biological Engineering, Fujian Provincial Engineering Technology Research Center of Marine Functional Food, Jimei University, Xiamen, 361021, China; Corresponding author.In this study, flavonoids were extracted from pomelo peels and naringin was isolated from the flavonoid extract. The effects of extraction parameters, namely, ethanol concentration, solid-to-liquid ratio, and extraction time, on the yield of flavonoids extracted from pomelo peels were analyzed according to the Box-Behnken design of response surface methodology. The experimental conditions for flavonoid extraction were optimized, and naringin was separated from the extracted flavonoids using Sephadex LH-20 column chromatography. Experimental results showed that the influence of factors on the extraction rate of flavonoids from pomelo peels was in the order of ethanol concentration > solid-to-liquid ratio > extraction time, and the optimal extraction parameters were 85% ethanol concentration, 1:20 solid-to-liquid ratio, and 4-h extraction time for extracting flavonoids from pomelo peels. Under these conditions, the yield of flavonoids was 6.07 ± 0.06 mg/g. After three times of extraction, the flavonoid extraction rate reached 96.55%, and the residual naringin in the pomelo peels was 0.017 mg/g, at which point the bitterness in the pomelo peels disappeared. Two components, namely, PF1 and PF2, were separated from the crude flavonoid of pomelo peels through Sephadex LH20 column chromatography. PF2 was identified as naringin by high-performance liquid chromatography tandem mass spectrometry, with a purity of 95.7 ± 0.23%. Both flavonoids and PF2 exhibited good in vitro radicals scavenging activities on DPPH, ABTS, superoxide anion and hydroxyl.http://www.sciencedirect.com/science/article/pii/S2665927123001788FlavonoidsPomelo peelsSephadex LH-20Response surface methodologyDebittering
spellingShingle Yuchen Shangguan
Jing Ni
Lili Jiang
Yang Hu
Chuanbo He
Ying Ma
Guohong Wu
Hejian Xiong
Response surface methodology-optimized extraction of flavonoids from pomelo peels and isolation of naringin with antioxidant activities by Sephadex LH20 gel chromatography
Current Research in Food Science
Flavonoids
Pomelo peels
Sephadex LH-20
Response surface methodology
Debittering
title Response surface methodology-optimized extraction of flavonoids from pomelo peels and isolation of naringin with antioxidant activities by Sephadex LH20 gel chromatography
title_full Response surface methodology-optimized extraction of flavonoids from pomelo peels and isolation of naringin with antioxidant activities by Sephadex LH20 gel chromatography
title_fullStr Response surface methodology-optimized extraction of flavonoids from pomelo peels and isolation of naringin with antioxidant activities by Sephadex LH20 gel chromatography
title_full_unstemmed Response surface methodology-optimized extraction of flavonoids from pomelo peels and isolation of naringin with antioxidant activities by Sephadex LH20 gel chromatography
title_short Response surface methodology-optimized extraction of flavonoids from pomelo peels and isolation of naringin with antioxidant activities by Sephadex LH20 gel chromatography
title_sort response surface methodology optimized extraction of flavonoids from pomelo peels and isolation of naringin with antioxidant activities by sephadex lh20 gel chromatography
topic Flavonoids
Pomelo peels
Sephadex LH-20
Response surface methodology
Debittering
url http://www.sciencedirect.com/science/article/pii/S2665927123001788
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