Methanol extract of Elsholtzia fruticosa promotes 3T3-L1 preadipocyte differentiation

Elsholtzia fruticosa (EF) is present in tropical regions throughout South Asian countries as well as the Himalayas. Although it has been used as a traditional medicine to treat digestive, respiratory, and inflammatory issues, its effect on preadipocyte differentiation is unknown. In this study, we e...

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Main Authors: Deumaya Shrestha, Eunbin Kim, Krishna K. Shrestha, Sung-Suk Suh, Sung-Hak Kim, Jong Bae Seo
Format: Article
Language:English
Published: Korean Society of Animal Sciences and Technology 2024-01-01
Series:Journal of Animal Science and Technology
Subjects:
Online Access:http://www.ejast.org/archive/view_article?doi=10.5187/jast.2024.e6
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author Deumaya Shrestha
Eunbin Kim
Krishna K. Shrestha
Sung-Suk Suh
Sung-Hak Kim
Jong Bae Seo
author_facet Deumaya Shrestha
Eunbin Kim
Krishna K. Shrestha
Sung-Suk Suh
Sung-Hak Kim
Jong Bae Seo
author_sort Deumaya Shrestha
collection DOAJ
description Elsholtzia fruticosa (EF) is present in tropical regions throughout South Asian countries as well as the Himalayas. Although it has been used as a traditional medicine to treat digestive, respiratory, and inflammatory issues, its effect on preadipocyte differentiation is unknown. In this study, we examined the effects of a methanol extract prepared from EF on the differentiation of 3T3-L1 preadipocytes. Cell differentiation was assessed by microscopic observation and oil-red O staining. The expression of adipogenic and lipogenic genes, including PPARγ and C/EBPα, was measured by western blot analysis and quantitative real-time polymerase chain reaction (qRT–PCR), to provide insight into adipogenesis and lipogenesis mechanisms. The results indicated that EF promotes the differentiation of 3T3-L1 preadipocytes, with elevated lipid accumulation occurring in a concentration-dependent manner without apparent cytotoxicity. EF enhances the expression of adipogenic and lipogenic genes, including PPARγ, FABP4, adiponectin, and FAS, at the mRNA and protein levels. The effect of EF was more pronounced during the early and middle stages of 3T3-L1 cell differentiation. Treatment with EF decreased C/EBP homologous protein (CHOP) mRNA and protein levels, while increasing C/EBPα and PPARγ expression. Treatment with EF resulted in the upregulation of cyclin E and CDK2 gene expression within 24 h, followed by a decrease at 48 h, demonstrating the early-stage impact of EF. A concomitant increase in cyclin-D1 levels was observed compared with untreated cells, indicating that EF modulates lipogenic and adipogenic genes through intricate mechanisms involving CHOP and cell cycle pathways. In summary, EF induces the differentiation of 3T3-L1 preadipocytes by increasing the expression of adipogenic and lipogenic genes, possibly through CHOP and cell cycle-dependent mechanisms.
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spelling doaj.art-499c64ab6719469894e2a86c0760aa712024-02-06T08:43:49ZengKorean Society of Animal Sciences and TechnologyJournal of Animal Science and Technology2672-01912055-03912024-01-0166120421810.5187/jast.2024.e6Methanol extract of Elsholtzia fruticosa promotes 3T3-L1 preadipocyte differentiationDeumaya Shrestha0Eunbin Kim1Krishna K. Shrestha2Sung-Suk Suh3Sung-Hak Kim4Jong Bae Seo5Department of Biosciences, Mokpo National University, Jeonnam 58554, KoreaDepartment of Biomedicine, Health & Life Convergence Sciences, BK21 Four, Biomedical and Healthcare Research Institute, Mokpo National University, Jeonnam 58554, KoreaEthnobotanical Society of Nepal, MJ Mart, Kathmandu 44600, NepalDepartment of Biosciences, Mokpo National University, Jeonnam 58554, KoreaDepartment of Animal Science, Chonnam National University, Gwangju 61186, KoreaDepartment of Biosciences, Mokpo National University, Jeonnam 58554, KoreaElsholtzia fruticosa (EF) is present in tropical regions throughout South Asian countries as well as the Himalayas. Although it has been used as a traditional medicine to treat digestive, respiratory, and inflammatory issues, its effect on preadipocyte differentiation is unknown. In this study, we examined the effects of a methanol extract prepared from EF on the differentiation of 3T3-L1 preadipocytes. Cell differentiation was assessed by microscopic observation and oil-red O staining. The expression of adipogenic and lipogenic genes, including PPARγ and C/EBPα, was measured by western blot analysis and quantitative real-time polymerase chain reaction (qRT–PCR), to provide insight into adipogenesis and lipogenesis mechanisms. The results indicated that EF promotes the differentiation of 3T3-L1 preadipocytes, with elevated lipid accumulation occurring in a concentration-dependent manner without apparent cytotoxicity. EF enhances the expression of adipogenic and lipogenic genes, including PPARγ, FABP4, adiponectin, and FAS, at the mRNA and protein levels. The effect of EF was more pronounced during the early and middle stages of 3T3-L1 cell differentiation. Treatment with EF decreased C/EBP homologous protein (CHOP) mRNA and protein levels, while increasing C/EBPα and PPARγ expression. Treatment with EF resulted in the upregulation of cyclin E and CDK2 gene expression within 24 h, followed by a decrease at 48 h, demonstrating the early-stage impact of EF. A concomitant increase in cyclin-D1 levels was observed compared with untreated cells, indicating that EF modulates lipogenic and adipogenic genes through intricate mechanisms involving CHOP and cell cycle pathways. In summary, EF induces the differentiation of 3T3-L1 preadipocytes by increasing the expression of adipogenic and lipogenic genes, possibly through CHOP and cell cycle-dependent mechanisms. http://www.ejast.org/archive/view_article?doi=10.5187/jast.2024.e6AdipocyteDifferentiationAdipogenesis3T3-L1Elsholtzia fruticosaLipogenesis
spellingShingle Deumaya Shrestha
Eunbin Kim
Krishna K. Shrestha
Sung-Suk Suh
Sung-Hak Kim
Jong Bae Seo
Methanol extract of Elsholtzia fruticosa promotes 3T3-L1 preadipocyte differentiation
Journal of Animal Science and Technology
Adipocyte
Differentiation
Adipogenesis
3T3-L1
Elsholtzia fruticosa
Lipogenesis
title Methanol extract of Elsholtzia fruticosa promotes 3T3-L1 preadipocyte differentiation
title_full Methanol extract of Elsholtzia fruticosa promotes 3T3-L1 preadipocyte differentiation
title_fullStr Methanol extract of Elsholtzia fruticosa promotes 3T3-L1 preadipocyte differentiation
title_full_unstemmed Methanol extract of Elsholtzia fruticosa promotes 3T3-L1 preadipocyte differentiation
title_short Methanol extract of Elsholtzia fruticosa promotes 3T3-L1 preadipocyte differentiation
title_sort methanol extract of elsholtzia fruticosa promotes 3t3 l1 preadipocyte differentiation
topic Adipocyte
Differentiation
Adipogenesis
3T3-L1
Elsholtzia fruticosa
Lipogenesis
url http://www.ejast.org/archive/view_article?doi=10.5187/jast.2024.e6
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