Effects of dietary whole grain buckwheat and oat on benzo[a]pyrene-induced genotoxicity, oxidative and pyroptotic injury in liver of mice

Benzo[a]pyrene (BaP), as a highly toxic substance, exists in the surrounding and foods of people's life and poses a great threat to the human body. Our previous studies have shown that BaP caused oxidative and pyroptotic damage to the liver, which is an urgent problem to be solved. Whole grains...

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Main Authors: Hao Li, Li Yuan, Zhulin Wang, Lin Shi, Rui Dong, Xinzhong Hu
Format: Article
Language:English
Published: Elsevier 2022-06-01
Series:Journal of Functional Foods
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1756464622001529
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author Hao Li
Li Yuan
Zhulin Wang
Lin Shi
Rui Dong
Xinzhong Hu
author_facet Hao Li
Li Yuan
Zhulin Wang
Lin Shi
Rui Dong
Xinzhong Hu
author_sort Hao Li
collection DOAJ
description Benzo[a]pyrene (BaP), as a highly toxic substance, exists in the surrounding and foods of people's life and poses a great threat to the human body. Our previous studies have shown that BaP caused oxidative and pyroptotic damage to the liver, which is an urgent problem to be solved. Whole grains not only contain a series of important nutrients, but also have important significance for preventing obesity, dyslipidemia and inflammation. Therefore, this work tried to use whole grain diet as a new method to inhibit the BaP-induced toxicity in mice. Compared with BaP group, the addition of whole grain buckwheat (WGB) or oat (WGO) diet could improve the appetite of mice, stabilize the levels of ALT, AST, TC and TG in serum, maintain the balance of H2O2, MDA, GSH-Px and SOD levels in liver tissues, reduce BPDE-DNA adduct content and the mRNA expression of BaP metabolites related enzyme (including CYP1A1, CYP1B1, GST-P1 and AhR). Furthermore, both WGB and WGO could inhibit the pyroptotic markers (NLRP3, Caspase-1, GSDMD) increase and inflammatory factors release, promote the synthesis of Short-chain fatty acids (SCFAs), and the effect of WGO was more excellent than WGB. This study fully verified that the reverse effect of the dietary whole grain on BaP-induced genotoxicity, oxidative and pyroptotic injury in liver of mice, and provided a powerful theoretical support for new toxicity control dietary methods in the future.
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spelling doaj.art-62d0d0bfed8f49fda6821f543db533152022-12-22T00:35:33ZengElsevierJournal of Functional Foods1756-46462022-06-0193105082Effects of dietary whole grain buckwheat and oat on benzo[a]pyrene-induced genotoxicity, oxidative and pyroptotic injury in liver of miceHao Li0Li Yuan1Zhulin Wang2Lin Shi3Rui Dong4Xinzhong Hu5Engineering Research Center of High Value Utilization of Western China Fruit Resources, College of Food Engineering and Nutritional Science, Shaanxi Normal University, Xi'an 710119, People’s Republic of ChinaCorresponding authors.; Engineering Research Center of High Value Utilization of Western China Fruit Resources, College of Food Engineering and Nutritional Science, Shaanxi Normal University, Xi'an 710119, People’s Republic of ChinaEngineering Research Center of High Value Utilization of Western China Fruit Resources, College of Food Engineering and Nutritional Science, Shaanxi Normal University, Xi'an 710119, People’s Republic of ChinaEngineering Research Center of High Value Utilization of Western China Fruit Resources, College of Food Engineering and Nutritional Science, Shaanxi Normal University, Xi'an 710119, People’s Republic of ChinaEngineering Research Center of High Value Utilization of Western China Fruit Resources, College of Food Engineering and Nutritional Science, Shaanxi Normal University, Xi'an 710119, People’s Republic of ChinaCorresponding authors.; Engineering Research Center of High Value Utilization of Western China Fruit Resources, College of Food Engineering and Nutritional Science, Shaanxi Normal University, Xi'an 710119, People’s Republic of ChinaBenzo[a]pyrene (BaP), as a highly toxic substance, exists in the surrounding and foods of people's life and poses a great threat to the human body. Our previous studies have shown that BaP caused oxidative and pyroptotic damage to the liver, which is an urgent problem to be solved. Whole grains not only contain a series of important nutrients, but also have important significance for preventing obesity, dyslipidemia and inflammation. Therefore, this work tried to use whole grain diet as a new method to inhibit the BaP-induced toxicity in mice. Compared with BaP group, the addition of whole grain buckwheat (WGB) or oat (WGO) diet could improve the appetite of mice, stabilize the levels of ALT, AST, TC and TG in serum, maintain the balance of H2O2, MDA, GSH-Px and SOD levels in liver tissues, reduce BPDE-DNA adduct content and the mRNA expression of BaP metabolites related enzyme (including CYP1A1, CYP1B1, GST-P1 and AhR). Furthermore, both WGB and WGO could inhibit the pyroptotic markers (NLRP3, Caspase-1, GSDMD) increase and inflammatory factors release, promote the synthesis of Short-chain fatty acids (SCFAs), and the effect of WGO was more excellent than WGB. This study fully verified that the reverse effect of the dietary whole grain on BaP-induced genotoxicity, oxidative and pyroptotic injury in liver of mice, and provided a powerful theoretical support for new toxicity control dietary methods in the future.http://www.sciencedirect.com/science/article/pii/S1756464622001529Whole Grain dietBenzo[a]pyreneGenotoxicityOxidative damagePyroptosisLiver injury
spellingShingle Hao Li
Li Yuan
Zhulin Wang
Lin Shi
Rui Dong
Xinzhong Hu
Effects of dietary whole grain buckwheat and oat on benzo[a]pyrene-induced genotoxicity, oxidative and pyroptotic injury in liver of mice
Journal of Functional Foods
Whole Grain diet
Benzo[a]pyrene
Genotoxicity
Oxidative damage
Pyroptosis
Liver injury
title Effects of dietary whole grain buckwheat and oat on benzo[a]pyrene-induced genotoxicity, oxidative and pyroptotic injury in liver of mice
title_full Effects of dietary whole grain buckwheat and oat on benzo[a]pyrene-induced genotoxicity, oxidative and pyroptotic injury in liver of mice
title_fullStr Effects of dietary whole grain buckwheat and oat on benzo[a]pyrene-induced genotoxicity, oxidative and pyroptotic injury in liver of mice
title_full_unstemmed Effects of dietary whole grain buckwheat and oat on benzo[a]pyrene-induced genotoxicity, oxidative and pyroptotic injury in liver of mice
title_short Effects of dietary whole grain buckwheat and oat on benzo[a]pyrene-induced genotoxicity, oxidative and pyroptotic injury in liver of mice
title_sort effects of dietary whole grain buckwheat and oat on benzo a pyrene induced genotoxicity oxidative and pyroptotic injury in liver of mice
topic Whole Grain diet
Benzo[a]pyrene
Genotoxicity
Oxidative damage
Pyroptosis
Liver injury
url http://www.sciencedirect.com/science/article/pii/S1756464622001529
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