Inhibition potential of phenolic constituents from the aerial parts of Tetrastigma hemsleyanum against soluble epoxide hydrolase and nitric oxide synthase

The aerial parts of Tetrastigma hemsleyanum (APTH) have been used as a functional tea in China. The purpose of the current study was to identify the bioactive constituents with inhibitory activity against soluble epoxide hydrolase (sEH) and inducible nitric oxide synthase (iNOS), which are jointly c...

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Main Authors: Cai Yi Wang, Sunggun Lee, Hyun-Jae Jang, Xiang Dong Su, Heng-Shan Wang, Young Ho Kim, Seo Young Yang
Format: Article
Language:English
Published: Taylor & Francis Group 2019-01-01
Series:Journal of Enzyme Inhibition and Medicinal Chemistry
Subjects:
Online Access:http://dx.doi.org/10.1080/14756366.2019.1584621
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author Cai Yi Wang
Sunggun Lee
Hyun-Jae Jang
Xiang Dong Su
Heng-Shan Wang
Young Ho Kim
Seo Young Yang
author_facet Cai Yi Wang
Sunggun Lee
Hyun-Jae Jang
Xiang Dong Su
Heng-Shan Wang
Young Ho Kim
Seo Young Yang
author_sort Cai Yi Wang
collection DOAJ
description The aerial parts of Tetrastigma hemsleyanum (APTH) have been used as a functional tea in China. The purpose of the current study was to identify the bioactive constituents with inhibitory activity against soluble epoxide hydrolase (sEH) and inducible nitric oxide synthase (iNOS), which are jointly considered potential therapeutic targets for vascular system diseases. In the present study, 39 compounds (1–39) were isolated from the APTH. Among them, compounds 8, 10, 12, 16, 17, 19, and 32 displayed potential activities, with IC50 values ranging from 4.5 to 9.5 µM, respectively, and all in non-competitive inhibition mode. Compounds 5, 10, 12, 19, and 32 displayed potent iNOS inhibitory effects, with IC50 values ranging from 15.6 to 47.3 µM. The results obtained in this work contribute to a better understanding of the pharmacological activities of T. hemsleyanum and its potential application as a functional food.
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spelling doaj.art-371454eb299f4b12866c243dd36d3bb42022-12-22T01:59:55ZengTaylor & Francis GroupJournal of Enzyme Inhibition and Medicinal Chemistry1475-63661475-63742019-01-0134175376010.1080/14756366.2019.15846211584621Inhibition potential of phenolic constituents from the aerial parts of Tetrastigma hemsleyanum against soluble epoxide hydrolase and nitric oxide synthaseCai Yi Wang0Sunggun Lee1Hyun-Jae Jang2Xiang Dong Su3Heng-Shan Wang4Young Ho Kim5Seo Young Yang6College of Pharmacy, Chungnam National UniversityCollege of Pharmacy, Chungnam National UniversityImmunoregulatory Material Research Center, Korea Research Institute of Bioscience and BiotechnologyCollege of Pharmacy, Chungnam National UniversityState Key Laboratory for Chemistry and Molecular Engineering of Medicinal Resources, School of Chemistry and Pharmaceutical Sciences, Guangxi Normal UniversityCollege of Pharmacy, Chungnam National UniversityCollege of Pharmacy, Chungnam National UniversityThe aerial parts of Tetrastigma hemsleyanum (APTH) have been used as a functional tea in China. The purpose of the current study was to identify the bioactive constituents with inhibitory activity against soluble epoxide hydrolase (sEH) and inducible nitric oxide synthase (iNOS), which are jointly considered potential therapeutic targets for vascular system diseases. In the present study, 39 compounds (1–39) were isolated from the APTH. Among them, compounds 8, 10, 12, 16, 17, 19, and 32 displayed potential activities, with IC50 values ranging from 4.5 to 9.5 µM, respectively, and all in non-competitive inhibition mode. Compounds 5, 10, 12, 19, and 32 displayed potent iNOS inhibitory effects, with IC50 values ranging from 15.6 to 47.3 µM. The results obtained in this work contribute to a better understanding of the pharmacological activities of T. hemsleyanum and its potential application as a functional food.http://dx.doi.org/10.1080/14756366.2019.1584621tetrastigma hemsleyanumvitaceaephenolicssoluble epoxide hydrolasenitric oxide synthase
spellingShingle Cai Yi Wang
Sunggun Lee
Hyun-Jae Jang
Xiang Dong Su
Heng-Shan Wang
Young Ho Kim
Seo Young Yang
Inhibition potential of phenolic constituents from the aerial parts of Tetrastigma hemsleyanum against soluble epoxide hydrolase and nitric oxide synthase
Journal of Enzyme Inhibition and Medicinal Chemistry
tetrastigma hemsleyanum
vitaceae
phenolics
soluble epoxide hydrolase
nitric oxide synthase
title Inhibition potential of phenolic constituents from the aerial parts of Tetrastigma hemsleyanum against soluble epoxide hydrolase and nitric oxide synthase
title_full Inhibition potential of phenolic constituents from the aerial parts of Tetrastigma hemsleyanum against soluble epoxide hydrolase and nitric oxide synthase
title_fullStr Inhibition potential of phenolic constituents from the aerial parts of Tetrastigma hemsleyanum against soluble epoxide hydrolase and nitric oxide synthase
title_full_unstemmed Inhibition potential of phenolic constituents from the aerial parts of Tetrastigma hemsleyanum against soluble epoxide hydrolase and nitric oxide synthase
title_short Inhibition potential of phenolic constituents from the aerial parts of Tetrastigma hemsleyanum against soluble epoxide hydrolase and nitric oxide synthase
title_sort inhibition potential of phenolic constituents from the aerial parts of tetrastigma hemsleyanum against soluble epoxide hydrolase and nitric oxide synthase
topic tetrastigma hemsleyanum
vitaceae
phenolics
soluble epoxide hydrolase
nitric oxide synthase
url http://dx.doi.org/10.1080/14756366.2019.1584621
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