KMID : 1036720150480040299
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Journal of Nutrition and Health 2015 Volume.48 No. 4 p.299 ~ p.309
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Effects of the C3G/D3G anthocyanins-rich black soybean testa extracts on improvement of lipid profiles in STZ-induced diabetic rats
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Park So-Young
Park Su-Jeong Kang Song-Jooo Kim Na-Young Kim Da-Saem Kim Min-Jin Kim Seon-Ah Kim Ji-Young Park So-Yeon Park So-Hyun Youn Cho-Rong Lee Bo-Ram Lee Hyo-Eun Choi So-Young Choi Hee-Won Heo Jin-Yeo Hwang A-Yeong Lee Myoung-Sook
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Abstract
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Purpose: The purpose of this study was to examine the effect of black soybean (CJ-3) testa extracts on lipid profiles in streptozotocin (STZ)-induced diabetic rats.
Methods: One control group and four STZ-induced diabetic groups with different doses of black soybean (CJ-3) testa extracts treatment [0 mg/kg (diabetic control, EX), 250 mg/kg (EX-250), 500 mg/kg (EX-500), 1,000 mg/kg (EX-1000)] were orally administered for 4 weeks.
Results: All CJ-3 treatment groups had remarkably lower serum triglyceride (TG) levels than that of EX group (p < 0.05) whereas hepatic TG contents did not show any differences. Results from serum total cholesterol (TC) concentrations of EX-250 and EX-1000 groups were decreased compared to EX group (p < 0.05). Furthermore, protein levels of 3-hydroxy-3-methyl-glutaryl-Coenzyme A (HMG-CoA) reductase from the liver decreased in all treatment groups (p < 0.05). However, significant differences were not observed in serum glucose and insulin, and glucose transporter 4 (GLUT-4) protein expression in skeletal muscle tissue.
Conclusion: These results suggest that black soybean testa extracts could be useful for improvement of hyperlipidemia and hypercholesteremia in diabetes.
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KEYWORD
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anthocyanin, black soybean testa, lipid profiles, streptozotocin, diabetes
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