Phytochemical Analysis and Cholinesterase Inhibitory and Antioxidant Activities of Enhydra fluctuans Relevant in the Management of Alzheimer’s Disease

Enhydra fluctuans, a popular vegetable in Bangladesh, is used in folk medicine to treat diseases of the nervous system. The objective of this study was to investigate the phytochemical profile and cholinesterase inhibitory and antioxidant potential of the extracts of E. fluctuans. Among the four tes...

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Main Authors: Simin Shabnam Lopa, Md. Yusuf Al-Amin, Md. Kamrul Hasan, Md. Salim Ahammed, KM Monirul Islam, A. H. M. Khurshid Alam, Toshihisa Tanaka, Md. Golam Sadik
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:International Journal of Food Science
Online Access:http://dx.doi.org/10.1155/2021/8862025
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author Simin Shabnam Lopa
Md. Yusuf Al-Amin
Md. Kamrul Hasan
Md. Salim Ahammed
KM Monirul Islam
A. H. M. Khurshid Alam
Toshihisa Tanaka
Md. Golam Sadik
author_facet Simin Shabnam Lopa
Md. Yusuf Al-Amin
Md. Kamrul Hasan
Md. Salim Ahammed
KM Monirul Islam
A. H. M. Khurshid Alam
Toshihisa Tanaka
Md. Golam Sadik
author_sort Simin Shabnam Lopa
collection DOAJ
description Enhydra fluctuans, a popular vegetable in Bangladesh, is used in folk medicine to treat diseases of the nervous system. The objective of this study was to investigate the phytochemical profile and cholinesterase inhibitory and antioxidant potential of the extracts of E. fluctuans. Among the four tested extracts, the chloroform extract was found to exert the highest inhibition against both the acetylcholinesterase and butyrylcholinesterase enzymes with the IC50 (concentration required for 50% inhibition) values of 83.90 μg/mL and 48.14 μg/mL, respectively. Likewise, the chloroform extract showed the highest radical scavenging activity and reducing power. In DPPH radical scavenging assay, the IC50 value was found to be 113.27 μg/mL, and in reducing power assay, the absorbance was found to be 1.916 at a concentration of 50 μg/mL. Phytochemical analyses revealed that the chloroform extract contained 19.16 mg gallic acid equivalent (GAE)/g extract of phenolics and 41.84 mg catechin equivalent (CE)/g extract of flavonoids, which appeared to be the highest among the extracts. A significant correlation was observed between phenolic content and butyrylcholinesterase inhibition and antioxidant activity, while a moderate correlation was seen between flavonoid content and cholinesterase inhibition and antioxidant activity. These findings suggest that E. fluctuans is a natural source of cholinesterase inhibitors and antioxidants, which could be utilized as functional foods for Alzheimer’s disease management.
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publishDate 2021-01-01
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spelling doaj-art-07e937d43c684f9097adecb019a84a6a2025-02-03T06:43:26ZengWileyInternational Journal of Food Science2356-70152314-57652021-01-01202110.1155/2021/88620258862025Phytochemical Analysis and Cholinesterase Inhibitory and Antioxidant Activities of Enhydra fluctuans Relevant in the Management of Alzheimer’s DiseaseSimin Shabnam Lopa0Md. Yusuf Al-Amin1Md. Kamrul Hasan2Md. Salim Ahammed3KM Monirul Islam4A. H. M. Khurshid Alam5Toshihisa Tanaka6Md. Golam Sadik7Department of Pharmacy, University of Rajshahi, Rajshahi-6205, BangladeshDepartment of Pharmacy, University of Rajshahi, Rajshahi-6205, BangladeshDepartment of Pharmacy, University of Rajshahi, Rajshahi-6205, BangladeshDepartment of Pharmacy, University of Rajshahi, Rajshahi-6205, BangladeshDepartment of Pharmacy, University of Rajshahi, Rajshahi-6205, BangladeshDepartment of Pharmacy, University of Rajshahi, Rajshahi-6205, BangladeshDepartment of Psychiatry, Osaka University Graduate School of Medicine, Osaka, JapanDepartment of Pharmacy, University of Rajshahi, Rajshahi-6205, BangladeshEnhydra fluctuans, a popular vegetable in Bangladesh, is used in folk medicine to treat diseases of the nervous system. The objective of this study was to investigate the phytochemical profile and cholinesterase inhibitory and antioxidant potential of the extracts of E. fluctuans. Among the four tested extracts, the chloroform extract was found to exert the highest inhibition against both the acetylcholinesterase and butyrylcholinesterase enzymes with the IC50 (concentration required for 50% inhibition) values of 83.90 μg/mL and 48.14 μg/mL, respectively. Likewise, the chloroform extract showed the highest radical scavenging activity and reducing power. In DPPH radical scavenging assay, the IC50 value was found to be 113.27 μg/mL, and in reducing power assay, the absorbance was found to be 1.916 at a concentration of 50 μg/mL. Phytochemical analyses revealed that the chloroform extract contained 19.16 mg gallic acid equivalent (GAE)/g extract of phenolics and 41.84 mg catechin equivalent (CE)/g extract of flavonoids, which appeared to be the highest among the extracts. A significant correlation was observed between phenolic content and butyrylcholinesterase inhibition and antioxidant activity, while a moderate correlation was seen between flavonoid content and cholinesterase inhibition and antioxidant activity. These findings suggest that E. fluctuans is a natural source of cholinesterase inhibitors and antioxidants, which could be utilized as functional foods for Alzheimer’s disease management.http://dx.doi.org/10.1155/2021/8862025
spellingShingle Simin Shabnam Lopa
Md. Yusuf Al-Amin
Md. Kamrul Hasan
Md. Salim Ahammed
KM Monirul Islam
A. H. M. Khurshid Alam
Toshihisa Tanaka
Md. Golam Sadik
Phytochemical Analysis and Cholinesterase Inhibitory and Antioxidant Activities of Enhydra fluctuans Relevant in the Management of Alzheimer’s Disease
International Journal of Food Science
title Phytochemical Analysis and Cholinesterase Inhibitory and Antioxidant Activities of Enhydra fluctuans Relevant in the Management of Alzheimer’s Disease
title_full Phytochemical Analysis and Cholinesterase Inhibitory and Antioxidant Activities of Enhydra fluctuans Relevant in the Management of Alzheimer’s Disease
title_fullStr Phytochemical Analysis and Cholinesterase Inhibitory and Antioxidant Activities of Enhydra fluctuans Relevant in the Management of Alzheimer’s Disease
title_full_unstemmed Phytochemical Analysis and Cholinesterase Inhibitory and Antioxidant Activities of Enhydra fluctuans Relevant in the Management of Alzheimer’s Disease
title_short Phytochemical Analysis and Cholinesterase Inhibitory and Antioxidant Activities of Enhydra fluctuans Relevant in the Management of Alzheimer’s Disease
title_sort phytochemical analysis and cholinesterase inhibitory and antioxidant activities of enhydra fluctuans relevant in the management of alzheimer s disease
url http://dx.doi.org/10.1155/2021/8862025
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