sitosterol--(3beta)-isomer has been researched along with Insulin-Resistance* in 1 studies
1 other study(ies) available for sitosterol--(3beta)-isomer and Insulin-Resistance
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Palbinone and triterpenes from Moutan Cortex (Paeonia suffruticosa, Paeoniaceae) stimulate glucose uptake and glycogen synthesis via activation of AMPK in insulin-resistant human HepG2 Cells.
Moutan Cortex is a well-known herb in traditional Korean, Chinese, and Japanese anti-diabetic formulae. In the current study, we investigated the metabolic effects of isolated triterpenes (1-7) in HepG2 cells under high glucose conditions. These compounds remakably stimulated AMP-activated protein kinase (AMPK), GSK-3beta, and ACC phosphorylation. The compounds also increased glucose uptake and enhanced glycogen synthesis. Among these, compound 1 displayed the greatest potential anti-diabetic activity though the AMPK activation pathway. Compound 1 significantly increased the levels of phospho-AMPK, phospho-ACC, and phospho-GSK-3beta and stimulated glucose uptake and glycogen synthesis in a dose-dependent manner. In conclusion, our results suggest that these compounds, especially compound 1, may have beneficial roles in glucose metabolism via the AMPK pathway. Topics: AMP-Activated Protein Kinases; Cell Line, Tumor; Diabetes Mellitus, Type 2; Drugs, Chinese Herbal; Glucose; Glycogen; Glycogen Synthase Kinase 3; Glycogen Synthase Kinase 3 beta; Humans; Hypoglycemic Agents; Insulin Resistance; Paeonia; Phosphorylation; Terpenes; Triterpenes | 2009 |