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Proteomic analysis of the inhibitory effect of epigallocatechin gallate on lipid accumulation in human HepG2 cells

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TLDR
The proteomic analysis hypothesized that EGCG reduced cellular lipid accumulation in FFA-induced HepG2 cells through the activation of AMP-activated protein kinase (AMPK) resulting from the generation of reactive oxygen species (ROS).
Abstract
Background (−)-Epigallocatechin-3-gallate (EGCG), the most abundant catechin found in green tea, effectively reduces body weight and tissue and blood lipid accumulation. To explore the mechanism by which EGCG inhibits cellular lipid accumulation in free fatty acid (FFA) induced HepG2 cell culture, we investigated the proteome change of FFA-induced HepG2 cells exposed to EGCG using two-dimensional gel electrophoresis and mass spectrometry.

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Potential Biological Effects of (-)-Epigallocatechin-3-gallate on the Treatment of Nonalcoholic Fatty Liver Disease

TL;DR: The objectives of this paper are to review and discuss the currently known targets, signaling pathways and roles of EGCG that interfere with NAFLD pathogenesis, then providing additional experimental evidence and the foundation for the further studies and clinical applications of E GCG in the prevention and treatment ofNAFLD.
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Natural alkaloid and polyphenol compounds targeting lipid metabolism: Treatment implications in metabolic diseases.

TL;DR: Alkaloid and polyphenol are promising candidates for metabolic diseases to ameliorate lipid metabolism abnormalities to improve or even curing lipid metabolism-related diseases.
Journal ArticleDOI

Chardonnay Grape Seed Flour Ameliorates Hepatic Steatosis and Insulin Resistance via Altered Hepatic Gene Expression for Oxidative Stress, Inflammation, and Lipid and Ceramide Synthesis in Diet-Induced Obese Mice

TL;DR: The effects of ChrSd supplementation in a HF diet on weight gain, insulin resistance, and progression of hepatic steatosis in DIO mice were associated with modulation of hepatics genes related to oxidative stress, inflammation, ceramide synthesis, and lipid and cholesterol metabolism.
Journal ArticleDOI

Salacia reticulata has therapeutic effects on obesity

TL;DR: It is demonstrated that the extract of S. reticulata has therapeutic effects on obesity and metabolic disorders by enhancing lipogenesis genes and suppressing lipolysis genes through the activation of AMPKα in adipocytes.
Journal ArticleDOI

Potency of turmeric (Curcuma longa L.) extract and curcumin as anti-obesity by inhibiting the cholesterol and triglycerides synthesis in HepG2 cells

TL;DR: The C. longa extract is suggested to have the anti-adipogenesis potential on inhibiting the synthesis of triglycerides and cholesterol and lipid droplet formation in HepG2 cell as anti-obesity parameters better than curcumin.
References
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Journal ArticleDOI

Prohibitin couples diapause signalling to mitochondrial metabolism during ageing in C. elegans

Marta Artal-Sanz, +1 more
- 08 Oct 2009 - 
TL;DR: It is shown that the mitochondrial prohibitin complex promotes longevity by modulating mitochondrial function and fat metabolism in the nematode Caenorhabditis elegans, and it is found that prohibitin deficiency shortens the lifespan of otherwise wild-type animals.
Journal ArticleDOI

Effects of green tea polyphenol (-)-epigallocatechin-3-gallate on newly developed high-fat/Western-style diet-induced obesity and metabolic syndrome in mice.

TL;DR: It is demonstrated that the HFW diet produces more severe symptoms of metabolic syndrome than the HF diet and that the EGCG treatment can alleviate these symptoms and body fat accumulation.
Journal ArticleDOI

Theaflavins attenuate hepatic lipid accumulation through activating AMPK in human HepG2 cells.

TL;DR: The results show that theaflavins are bioavailable both in vitro and in vivo and may be active in the prevention of fatty liver and obesity and support the idea that AMPK is a critical component of decreased hepatic lipid accumulation by theAFlavin treatments.
Journal ArticleDOI

Coordinated patterns of gene expression for substrate and energy metabolism in skeletal muscle of diabetic mice

TL;DR: Analysis of Affymetrix oligonucleotide microarrays and streptozotocin-diabetic mice revealed a coordinated regulation at key steps in glucose and lipid metabolism, mitochondrial electron transport, transcriptional regulation, and protein trafficking.
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