Molecular and Biochemical Pathways of Catalpol in Alleviating Diabetes Mellitus and Its Complications

Catalpol isolated from <i>Rehmannia glutinosa</i> is a potent antioxidant and investigated against many disorders. This review appraises the key molecular pathways of catalpol against diabetes mellitus and its complications. Multiple search engines including Google Scholar, PubMed, and S...

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Main Authors: Subrat Kumar Bhattamisra, Hui Min Koh, Shin Yean Lim, Hira Choudhury, Manisha Pandey
Format: Article
Language:English
Published: MDPI AG 2021-02-01
Series:Biomolecules
Subjects:
Online Access:https://www.mdpi.com/2218-273X/11/2/323
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author Subrat Kumar Bhattamisra
Hui Min Koh
Shin Yean Lim
Hira Choudhury
Manisha Pandey
author_facet Subrat Kumar Bhattamisra
Hui Min Koh
Shin Yean Lim
Hira Choudhury
Manisha Pandey
author_sort Subrat Kumar Bhattamisra
collection DOAJ
description Catalpol isolated from <i>Rehmannia glutinosa</i> is a potent antioxidant and investigated against many disorders. This review appraises the key molecular pathways of catalpol against diabetes mellitus and its complications. Multiple search engines including Google Scholar, PubMed, and Science Direct were used to retrieve publications containing the keywords “Catalpol”, “Type 1 diabetes mellitus”, “Type 2 diabetes mellitus”, and “diabetic complications”. Catalpol promotes IRS-1/PI3K/AKT/GLUT2 activity and suppresses Phosphoenolpyruvate carboxykinase (PEPCK) and Glucose 6-phosphatase (G6Pase) expression in the liver. Catalpol induces myogenesis by increasing MyoD/MyoG/MHC expression and improves mitochondria function through the AMPK/PGC-1α/PPAR-γ and TFAM signaling in skeletal muscles. Catalpol downregulates the pro-inflammatory markers and upregulates the anti-inflammatory markers in adipose tissues. Catalpol exerts antioxidant properties through increasing superoxide dismutase (sod), catalase (cat), and glutathione peroxidase (gsh-px) activity in the pancreas and liver. Catalpol has been shown to have anti-oxidative, anti-inflammatory, anti-apoptosis, and anti-fibrosis properties that in turn bring beneficial effects in diabetic complications. Its nephroprotective effect is related to the modulation of the AGE/RAGE/NF-κB and TGF-β/smad2/3 pathways. Catalpol produces a neuroprotective effect by increasing the expression of protein Kinase-C (PKC) and Cav-1. Furthermore, catalpol exhibits a cardioprotective effect through the apelin/APJ and ROS/NF-κB/Neat1 pathway. Catalpol stimulates proliferation and differentiation of osteoblast cells in high glucose condition. Lastly, catalpol shows its potential in preventing neurodegeneration in the retina with NF-κB downregulation. Overall, catalpol exhibits numerous beneficial effects on diabetes mellitus and diabetic complications.
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spelling doaj.art-4c3318a3fff743cda0c62aa9e690fb9e2023-12-11T17:47:01ZengMDPI AGBiomolecules2218-273X2021-02-0111232310.3390/biom11020323Molecular and Biochemical Pathways of Catalpol in Alleviating Diabetes Mellitus and Its ComplicationsSubrat Kumar Bhattamisra0Hui Min Koh1Shin Yean Lim2Hira Choudhury3Manisha Pandey4Department of Life Sciences, School of Pharmacy, International Medical University, Bukit Jalil, Kuala Lumpur 57000, MalaysiaSchool of Pharmacy, International Medical University, Bukit Jalil, Kuala Lumpur 57000, MalaysiaSchool of Pharmacy, International Medical University, Bukit Jalil, Kuala Lumpur 57000, MalaysiaDepartment of Pharmaceutical Technology, School of Pharmacy, International Medical University, Bukit Jalil, Kuala Lumpur 57000, MalaysiaDepartment of Pharmaceutical Technology, School of Pharmacy, International Medical University, Bukit Jalil, Kuala Lumpur 57000, MalaysiaCatalpol isolated from <i>Rehmannia glutinosa</i> is a potent antioxidant and investigated against many disorders. This review appraises the key molecular pathways of catalpol against diabetes mellitus and its complications. Multiple search engines including Google Scholar, PubMed, and Science Direct were used to retrieve publications containing the keywords “Catalpol”, “Type 1 diabetes mellitus”, “Type 2 diabetes mellitus”, and “diabetic complications”. Catalpol promotes IRS-1/PI3K/AKT/GLUT2 activity and suppresses Phosphoenolpyruvate carboxykinase (PEPCK) and Glucose 6-phosphatase (G6Pase) expression in the liver. Catalpol induces myogenesis by increasing MyoD/MyoG/MHC expression and improves mitochondria function through the AMPK/PGC-1α/PPAR-γ and TFAM signaling in skeletal muscles. Catalpol downregulates the pro-inflammatory markers and upregulates the anti-inflammatory markers in adipose tissues. Catalpol exerts antioxidant properties through increasing superoxide dismutase (sod), catalase (cat), and glutathione peroxidase (gsh-px) activity in the pancreas and liver. Catalpol has been shown to have anti-oxidative, anti-inflammatory, anti-apoptosis, and anti-fibrosis properties that in turn bring beneficial effects in diabetic complications. Its nephroprotective effect is related to the modulation of the AGE/RAGE/NF-κB and TGF-β/smad2/3 pathways. Catalpol produces a neuroprotective effect by increasing the expression of protein Kinase-C (PKC) and Cav-1. Furthermore, catalpol exhibits a cardioprotective effect through the apelin/APJ and ROS/NF-κB/Neat1 pathway. Catalpol stimulates proliferation and differentiation of osteoblast cells in high glucose condition. Lastly, catalpol shows its potential in preventing neurodegeneration in the retina with NF-κB downregulation. Overall, catalpol exhibits numerous beneficial effects on diabetes mellitus and diabetic complications.https://www.mdpi.com/2218-273X/11/2/323catalpoltype-1 diabetes mellitustype-2 diabetes mellitusdiabetes complications
spellingShingle Subrat Kumar Bhattamisra
Hui Min Koh
Shin Yean Lim
Hira Choudhury
Manisha Pandey
Molecular and Biochemical Pathways of Catalpol in Alleviating Diabetes Mellitus and Its Complications
Biomolecules
catalpol
type-1 diabetes mellitus
type-2 diabetes mellitus
diabetes complications
title Molecular and Biochemical Pathways of Catalpol in Alleviating Diabetes Mellitus and Its Complications
title_full Molecular and Biochemical Pathways of Catalpol in Alleviating Diabetes Mellitus and Its Complications
title_fullStr Molecular and Biochemical Pathways of Catalpol in Alleviating Diabetes Mellitus and Its Complications
title_full_unstemmed Molecular and Biochemical Pathways of Catalpol in Alleviating Diabetes Mellitus and Its Complications
title_short Molecular and Biochemical Pathways of Catalpol in Alleviating Diabetes Mellitus and Its Complications
title_sort molecular and biochemical pathways of catalpol in alleviating diabetes mellitus and its complications
topic catalpol
type-1 diabetes mellitus
type-2 diabetes mellitus
diabetes complications
url https://www.mdpi.com/2218-273X/11/2/323
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