• Archives of Pharmacal Research
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• v.14 no.1
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• pp.44-47
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• 1991

Blood lipid levels in rats with high fat-fed hyperlipemia were determined after intraperitoneal administration of a methanolic extract of Prunus davidiana Fr. stems. Administration of the methanolic extract for 6 days produced a significant decrease of blood triglyceride and total cholesterol, and the atherogenic index was also improved. In addition to the hypolipemic effect, the methanolic extract was also shown to be effective in reducing an elevated level of glucose in rats with hyperlipemia resulting from high-fat feeding. On the other hand, blood triglyceride and total cholesterol in rats fed with stock diet were not affected by administration of the methanolic extract even if there was a tendency to decrease. No significant change was also found in the level of glucose. Thus, it is suggested that this methanolic extract probably may increase the metabolic utilization only when fed with excess fat.

• Journal of Nutrition and Health
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• v.19 no.3
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• pp.169-176
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• 1986

The effect of riboflavin feeding on lipid emtabolism in rat were studied. 70 male Sprague-Dawley rats were divided into 7 diet group ; control, riboflavin, cholesterol, MLHP (methyl linoleate hydroperoxide) cholesterol plus MLHP, cholesterol plus riboflavin, cholesterol plus MLHP plus riboflavin. After 4 weeks formular feeding sera of animals were collected, then checked cholesterol, triglyceride, phospholipid levels and lipoprotein by use of cellulose acetate papter. The results were as follows ; 1) Marked increase of triglyceride and phospholipid levels were found in the group feeding with cholesterol, cholesterol plus MLHP. 2) Combined riboflavin feeding prevented the increase of triglyceride and phospholipid levels in the group of cholesterol, cholesterol plus MLPH. 3) Also combined riboflavin feeding prevented the increase of $\beta$-lipoprotein fraction in cholesterol feeding group. Our results demonstrate that riboflavin has an inhibitory effects on the derangements of lipid metabolism due to administration of cholesterol, cholesterol plus MLHP.

• Journal of Nutrition and Health
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• v.35 no.8
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• pp.834-839
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• 2002

This study aimed to investigate the effects of chromium picolinatec (CrP) supplementation on the glucose and lipid metabolism of rats. Five-week-old male Sprague-Dawley rats were fed a high-fat diet fir 110 days and further treated with CrP or placebos for 6 weeks. The effect of CrP supplementation on body weight, blood glucose, insulin and lipid levels was examined. The results suggested that body weight gain was not significantly different between the control and the CrP supplemented group. Plasma glucose, triglyceride and cholesterol levels in the CrP treated group significantly decreased compared to those of the control group (p < 0.05). The total lipid, triglyceride and cholesterol concentrations in the livers of the CrP treated group significantly decreased compared to those of the control group (p < 0.05). These results indicate that supplementation of chromium picolinate ran reduce triglyceride and glucose concentrations in the blood and total lipid and total cholesterol levels in the liver.

• Journal of the Korean Society of Food Science and Nutrition
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• v.29 no.3
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• pp.453-459
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• 2000

This study was performed to investigate the effect of dietary crab shell powder on lipid metabolism in diet induced hyperlippidemic rats. Sixteen male Sprague-Dawley rats were divided into two groups and fed 20% (w/w) carb shell powder supplemented diet for 4 weeks. Energy intake and weight gain were lower in experimental group than in control group. Concentrations of plasma triglyceride, total cholesterol, LDL-cholesterol, and atherogenic index (AI) were decreased and concentration of HDL-cholesterol was increased by crab shell powder supplementation. Concentrations of liver total cholesterol and triglyceride were significantly lower in experimental group. The crab shell decreased triglyceride and cholesterol concentration in plasma and liver, and increased bile acid excretion in feces. Therefore, the crab shell powder is assumed to exhibit function of chitin or chitosan that effects on lipid metabolism and cholesterol reabsorption.

• Journal of Physiology & Pathology in Korean Medicine
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• v.24 no.1
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• pp.102-110
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• 2010

This study was designed to investigate the hyperlipidemia-healing effect of aqueous extract from Mahwangimun-tang(麻黃二門湯) and it was performed on the hyperlipidemia of rats induced by high cholesterol diet and Triton WR-1339. We prepared two types of hyperlipidemia model in rats induced by high cholesterol diet and Triton WR-1339. The amount of total cholesterol, HDL-cholesterol, LDL -cholesterol, triglyceride, phospholipid, free fatty acid, the activity of superoxide dismutase and glutathione were measured. The aqueous extract from Mahwangimun-tang showed significant decreasing effects on total cholesterol, LDL- cholesterol, triglyceride in the both model. And it showed significant increasing effects on HDL-cholesterol, the activity of SOD in both model. These results suggest that aqueous extract from Mahwangimun-tang has healing efficacy on hyperlipidemia induced by high cholesterol diet and Triton WR-1339.

• Journal of Physiology & Pathology in Korean Medicine
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• v.22 no.5
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• pp.1283-1292
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• 2008

This study was designed to investigate the hyperlipidemia-healing effect of water extract from Iksukangjiryung, it was performed on the hyperlipidemia of rats induced by Triton WR-1339 and high cholesterol diet. We prepared two types of hyperlipidemia model in rats induced by Triton WR-1339 and high cholesterol diet. The amount of total cholesterol, HDL-cholesterol, LDL-cholesterol, triglyceride, lipid peroxide, glutathione and the activity of superoxide dismutase(SOD) were measured. The water extract from Iksukangjiryung showed significant decreasing effects on total cholesterol, LDL- cholesterol, triglyceride, lipid peroxide in the both model. And it showed significant increasing effects on the activity of SOD in both model and amount of glutathione in Triton WR-1339 model. These results suggest that water extract from Iksukangjiryung has healing efficacy on hyperlipidemia induced by Triton WR-1339 and high cholesterol diet.

• Proceedings of the Korean Society of Applied Pharmacology
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• 1995.04a
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• pp.105-105
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• 1995

새로운 간장질환 치료제로 개발중인 YH439가 orotic acid, nicotinamide 및 ethionine에 의해 유발되는 지방간에 대한보호 및 치료효과를 관찰하였다. 웅성 SD계 rat에 orotic acid(1%) 또는 nicotinamide(2%)가 첨가된 사료를2주간 섭취시켜 유발된 지방간에 대한 YH439의 보호 및 치료효과와 ethionine(100mg/kg, i.p.)투여로 유도되는 지방간에 대한 YM439의 보호효과를 관찰하기 위하여 간 조직 중 triglyceride, cholesterol 및 phospholipid의 함량을 측정하여 비교하였다. 그 결과, erotic acid 또는 nicotinamide의 섭취로 인해 랫드의 간 조직 중 triglyceride, cholesterol 및 phospholipid의 함량은 1.5-3배정도 증가하였으며, 이 증가된 지질들은 YH439 100, 200mg/kg 투여에 의해 유의성 있게 억제되었다. 또한 ethionine투여에 의해서도 랫드의 간 조직 중 triglyceride, cholesterol 및 phospholipid의 함량은 약 2배정도 증가되었으며, YH439 전저치에 의해 이 현상들이 억제되는 효과를 나타내었다.

• Journal of Chest Surgery
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• v.26 no.1
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• pp.12-17
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• 1993

Among the many deleterious effects of cardiopulmonary bypass[CPB], deterioration of plasma lipoprotein is a significant problem. Break-down of lipoprotein releases free fatty acids into the systemic circulation which, in turn, can cause microembolism. This study conducted on 30 patients undergoing CPB, was designed to elucidate the changes of plasma lipoproteins during and after CPB. Blood samples were taken at pre-CPB, on-CPB 30 minutes and 60 minutes, postoperative 1st, 3rd, 7th days. The levels of total cholesterol and triglyceride were measured and lipoprotein was subdivided into three kinds on electrophoresis. During CPB, the amounts of plasma total cholesterol and triglyceride decreased significantly and were recovered to pre-CPB levels after postoperative third day. There was no significant correlation between the duration and the severity of decrease in plasma total cholesterol and triglyceride levels. During CPB, the fraction of VLDL decreased and that of LDL increased. After cessation of CPB, the fraction of LDL decreased and that of HDL increased. After postoperative 1st day, the fraction of HDL decreased and that of LDL increased.

• Journal of the Korean Society of Food Science and Nutrition
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• v.28 no.1
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• pp.218-224
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• 1999

This study was designed to investigate the effect of Pueraria radix extract on lipid metabolism in the rats fed high fat diet. Male sprague dawley rats were given 5% Pueraria radix extract and fed diet containing 20 weight % fat. The results obtained were summarized as follows. Serum ALT and AST activities were reduced by Pueraria radix extract. Levels of total lipid, total cholesterol and triglyceride in the serum were higher in the HF group than in the control, but showed no significant differences between control and HF Pue group. Liver total lipid, total cholesterol and triglyceride contents were increased by high fat diet, but were lower in the HF Pue group than in the HF group. Fat absorption rate was increased with high fat diet feeding and higher in the HF Pue group than in the HF group.

• Journal of the Korean Society of Food Science and Nutrition
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• v.28 no.2
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• pp.477-483
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• 1999

The effects of chitin and chitosan on the contents of plasma and liver lipids and the fecal excretion of neutral and acidic steroids were investigated in rats fed with atherogenic diet. Dietary chitin did not affect plasma total cholesterol, LDL cholesterol and HDL cholesterol, while chitosan diet de creased total cholesterol and LDL cholesterol. Plasma content of triglyceride was reduced signif icantly by chitin diet but not by chitosan. Increases in fecal weight were observed in rats fed with either chitin or chitosan, and the increase was greater with chitosan than with chitin. Dietary chitosan resulted in an increase of fecal excretion of neutral steroids without any changes in the excretion of acidic sterols. Putting the results together, dietary chitosan reduces plasma cholesterol probably due to the reduction of cholesterol absorption. The decrease in plasma triglyceride level by dietary chitin requires further research to understand the mechinism.