Arginine Biosynthesis Pathway Found to Play a Key Role in the Neuroprotective Effect of Liu-Wei-Luo-Bi (LWLB) Granules in Diabetic db/db Mice with Peripheral Neuropathy Using an Untargeted Metabolomics Strategy

Qiong Liu,1,2 Yafei Chen,1 Bo Wang,1 Yinying Chen,3 Bing Li,4 Shuang Guan,1 Kehe Du,5 Xiaoyang Liu,5 Yanan Yu,1 Jun Liu,1 Zhong Wang1 1Institute of Basic Research in Clinical Medicine, China Academy of Chinese Medical Sciences, Beijing, People’s Republic of China; 2Postdoctoral Research Station, Chi...

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Main Authors: Liu Q, Chen Y, Wang B, Li B, Guan S, Du K, Liu X, Yu Y, Liu J, Wang Z
Format: Article
Language:English
Published: Dove Medical Press 2023-12-01
Series:Diabetes, Metabolic Syndrome and Obesity
Subjects:
Online Access:https://www.dovepress.com/arginine-biosynthesis-pathway-found-to-play-a-key-role-in-the-neuropro-peer-reviewed-fulltext-article-DMSO
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author Liu Q
Chen Y
Wang B
Chen Y
Li B
Guan S
Du K
Liu X
Yu Y
Liu J
Wang Z
author_facet Liu Q
Chen Y
Wang B
Chen Y
Li B
Guan S
Du K
Liu X
Yu Y
Liu J
Wang Z
author_sort Liu Q
collection DOAJ
description Qiong Liu,1,2 Yafei Chen,1 Bo Wang,1 Yinying Chen,3 Bing Li,4 Shuang Guan,1 Kehe Du,5 Xiaoyang Liu,5 Yanan Yu,1 Jun Liu,1 Zhong Wang1 1Institute of Basic Research in Clinical Medicine, China Academy of Chinese Medical Sciences, Beijing, People’s Republic of China; 2Postdoctoral Research Station, China Academy of Chinese Medical Sciences, Beijing, People’s Republic of China; 3Guang’anmen Hospital, China Academy of Chinese Medical Sciences, Beijing, People’s Republic of China; 4Institute of Chinese Materia Medica, China Academy of Chinese Medical Sciences, Beijing, People’s Republic of China; 5iPhase Pharma Services, Beijing, People’s Republic of ChinaCorrespondence: Zhong Wang, Institute of Basic Research in Clinical Medicine, China Academy of Chinese Medical Sciences, Beijing, People’s Republic of China, Email zhonw@vip.sina.comAim: Liu-Wei-Luo-Bi (LWLB) granules was a Chinese compound prescription for treating diabetic peripheral neuropathy (DPN). The aim of this study was to investigate the effect of LWLB granules on diabetic mice with peripheral neuropathy and to elucidate the potential mechanism based on an untargeted metabolomics approach.Methods: One hundred forty db/db mice were randomly divided into seven groups: the Control group, DPN group, Mudan (MD) granules group, Epalrestat (Epa) group, and the LWLB low, medium, or high dose (LW-l, LW-m, or LW-h) group. After 12 weeks of treatment, body weight, blood glucose, mechanical pain threshold, motor conduction velocity (MCV), sensory conduction velocity (SCV), and Pathological Organization of the Sciatic and Caudal Nerves in mice were measured. Serum samples were collected for untargeted metabolomics analysis using liquid chromatography quadrupole time-of-flight mass spectrometry (LC-QTOF-MS) and multivariate statistics. Disease-related pathways were screened out with function enrichment analyses of candidate biomarkers.Results: LWLB granules can improve the peripheral neuropathy of type 2 diabetic mice with peripheral nerve conduction disorders, mainly through significantly improving the nerve conduction velocity (P < 0.05) and lowering the mechanical pain threshold (P < 0.05). A total of 43 metabolites were identified as potential biomarkers related to the therapeutic effect of LWLB granules. Fifty, 4, and 26; 23, 4, and 22; and 24, 1, and 16 biomarkers were discovered in the LW-l, LW-m, and LW-h groups at the 4th, 6th, and 12th weeks, respectively. Five, three, seven, five, and four metabolic pathways were found in MD, Epa, LW-l, LW-m, and LW-h groups, respectively. The arginine biosynthesis pathway is the overlapping pathway in LW-l, LW-m, and LW-h groups.Conclusion: LWLB granules have an obvious neuroprotective effect on diabetic peripheral neuropathy, and the metabolism mechanism of LWLB is mainly related to the arginine biosynthesis pathway on diabetic db/db mice with peripheral neuropathy.Keywords: diabetic peripheral neuropathy, Traditional Chinese Medicine, Liu-Wei-Luo-Bi granules, untargeted metabolomics, arginine biosynthesis
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spelling doaj.art-f46fc428d12d427793c8c8ed8d6860382023-12-12T18:00:05ZengDove Medical PressDiabetes, Metabolic Syndrome and Obesity1178-70072023-12-01Volume 164065408088924Arginine Biosynthesis Pathway Found to Play a Key Role in the Neuroprotective Effect of Liu-Wei-Luo-Bi (LWLB) Granules in Diabetic db/db Mice with Peripheral Neuropathy Using an Untargeted Metabolomics StrategyLiu QChen YWang BChen YLi BGuan SDu KLiu XYu YLiu JWang ZQiong Liu,1,2 Yafei Chen,1 Bo Wang,1 Yinying Chen,3 Bing Li,4 Shuang Guan,1 Kehe Du,5 Xiaoyang Liu,5 Yanan Yu,1 Jun Liu,1 Zhong Wang1 1Institute of Basic Research in Clinical Medicine, China Academy of Chinese Medical Sciences, Beijing, People’s Republic of China; 2Postdoctoral Research Station, China Academy of Chinese Medical Sciences, Beijing, People’s Republic of China; 3Guang’anmen Hospital, China Academy of Chinese Medical Sciences, Beijing, People’s Republic of China; 4Institute of Chinese Materia Medica, China Academy of Chinese Medical Sciences, Beijing, People’s Republic of China; 5iPhase Pharma Services, Beijing, People’s Republic of ChinaCorrespondence: Zhong Wang, Institute of Basic Research in Clinical Medicine, China Academy of Chinese Medical Sciences, Beijing, People’s Republic of China, Email zhonw@vip.sina.comAim: Liu-Wei-Luo-Bi (LWLB) granules was a Chinese compound prescription for treating diabetic peripheral neuropathy (DPN). The aim of this study was to investigate the effect of LWLB granules on diabetic mice with peripheral neuropathy and to elucidate the potential mechanism based on an untargeted metabolomics approach.Methods: One hundred forty db/db mice were randomly divided into seven groups: the Control group, DPN group, Mudan (MD) granules group, Epalrestat (Epa) group, and the LWLB low, medium, or high dose (LW-l, LW-m, or LW-h) group. After 12 weeks of treatment, body weight, blood glucose, mechanical pain threshold, motor conduction velocity (MCV), sensory conduction velocity (SCV), and Pathological Organization of the Sciatic and Caudal Nerves in mice were measured. Serum samples were collected for untargeted metabolomics analysis using liquid chromatography quadrupole time-of-flight mass spectrometry (LC-QTOF-MS) and multivariate statistics. Disease-related pathways were screened out with function enrichment analyses of candidate biomarkers.Results: LWLB granules can improve the peripheral neuropathy of type 2 diabetic mice with peripheral nerve conduction disorders, mainly through significantly improving the nerve conduction velocity (P < 0.05) and lowering the mechanical pain threshold (P < 0.05). A total of 43 metabolites were identified as potential biomarkers related to the therapeutic effect of LWLB granules. Fifty, 4, and 26; 23, 4, and 22; and 24, 1, and 16 biomarkers were discovered in the LW-l, LW-m, and LW-h groups at the 4th, 6th, and 12th weeks, respectively. Five, three, seven, five, and four metabolic pathways were found in MD, Epa, LW-l, LW-m, and LW-h groups, respectively. The arginine biosynthesis pathway is the overlapping pathway in LW-l, LW-m, and LW-h groups.Conclusion: LWLB granules have an obvious neuroprotective effect on diabetic peripheral neuropathy, and the metabolism mechanism of LWLB is mainly related to the arginine biosynthesis pathway on diabetic db/db mice with peripheral neuropathy.Keywords: diabetic peripheral neuropathy, Traditional Chinese Medicine, Liu-Wei-Luo-Bi granules, untargeted metabolomics, arginine biosynthesishttps://www.dovepress.com/arginine-biosynthesis-pathway-found-to-play-a-key-role-in-the-neuropro-peer-reviewed-fulltext-article-DMSOdiabetic peripheral neuropathytraditional chinese medicineliu-wei-luo-bi granulesuntargeted metabolomicsarginine biosynthesis.
spellingShingle Liu Q
Chen Y
Wang B
Chen Y
Li B
Guan S
Du K
Liu X
Yu Y
Liu J
Wang Z
Arginine Biosynthesis Pathway Found to Play a Key Role in the Neuroprotective Effect of Liu-Wei-Luo-Bi (LWLB) Granules in Diabetic db/db Mice with Peripheral Neuropathy Using an Untargeted Metabolomics Strategy
Diabetes, Metabolic Syndrome and Obesity
diabetic peripheral neuropathy
traditional chinese medicine
liu-wei-luo-bi granules
untargeted metabolomics
arginine biosynthesis.
title Arginine Biosynthesis Pathway Found to Play a Key Role in the Neuroprotective Effect of Liu-Wei-Luo-Bi (LWLB) Granules in Diabetic db/db Mice with Peripheral Neuropathy Using an Untargeted Metabolomics Strategy
title_full Arginine Biosynthesis Pathway Found to Play a Key Role in the Neuroprotective Effect of Liu-Wei-Luo-Bi (LWLB) Granules in Diabetic db/db Mice with Peripheral Neuropathy Using an Untargeted Metabolomics Strategy
title_fullStr Arginine Biosynthesis Pathway Found to Play a Key Role in the Neuroprotective Effect of Liu-Wei-Luo-Bi (LWLB) Granules in Diabetic db/db Mice with Peripheral Neuropathy Using an Untargeted Metabolomics Strategy
title_full_unstemmed Arginine Biosynthesis Pathway Found to Play a Key Role in the Neuroprotective Effect of Liu-Wei-Luo-Bi (LWLB) Granules in Diabetic db/db Mice with Peripheral Neuropathy Using an Untargeted Metabolomics Strategy
title_short Arginine Biosynthesis Pathway Found to Play a Key Role in the Neuroprotective Effect of Liu-Wei-Luo-Bi (LWLB) Granules in Diabetic db/db Mice with Peripheral Neuropathy Using an Untargeted Metabolomics Strategy
title_sort arginine biosynthesis pathway found to play a key role in the neuroprotective effect of liu wei luo bi lwlb granules in diabetic db db mice with peripheral neuropathy using an untargeted metabolomics strategy
topic diabetic peripheral neuropathy
traditional chinese medicine
liu-wei-luo-bi granules
untargeted metabolomics
arginine biosynthesis.
url https://www.dovepress.com/arginine-biosynthesis-pathway-found-to-play-a-key-role-in-the-neuropro-peer-reviewed-fulltext-article-DMSO
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