• Title/Summary/Keyword: diet-induced hyperlipidemic rats

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Neuroprotective Effect Yanggyuksanhwa-tang on Cerebral Infarction Induced by MCAO in Hyperlipidemic Rats (양격산화탕(凉膈散火湯)이 고지혈증 흰쥐의 중대뇌동맥 폐쇄에 의한 뇌경색에 미치는 영향)

  • Oh, Kyung-Hwan;Lee, Won-Chul
    • The Journal of Internal Korean Medicine
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    • v.27 no.4
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    • pp.915-926
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    • 2006
  • Objectives : Yanggyuksanhwa-tang is a prescription used for cerebral infarction clinically it is known that this formula reduces body fat, serum cholesterol and triglyceride in hyperglycemia and obesity patients. According to previous research data, controlling these types of lipid is considered to decrease the risk of cerebral infarction. Based on this fact, we investigated the relationship between hyperlipidemia and cerebral infarction, and the effect of Yanggyuksanhwa-tang on hyperlipidemic cerebral infarction. Methods : We induced cerebral infarction by middle cerebral artery occlusion (MCAO) in high-fat diet rats, and the rats were administered Yanggyuksanhwa-tang. Results : Infarct area and serum lipid were measured, and the level of elements such as c-Fos, Bax and caspase-3 in penumbra of infarct were expressed by immunohistochemical staining. Conclusions : Yanggyuksanhwa-tang showed neuroprotective effect through preventing neuronal cell apoptosis as well as reducing serum lipid level in hyperlipidemic condition.

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Effect of the MeOH Extract of Adventious Root Culture of Panax ginseng on Hyperlipidemic Rat Induced by High Fat-rich Diet (조직배양산삼 부정근 메탄올 추출물이 식이성 고지혈증에 미치는 영향)

  • Lee, Eun-Jeong;Zhao, Hai-Lin;Li, Da-Wei;Jeong, Choon-Sik;Kim, Jong-Hoon;Kim, Yeong-Shik
    • Korean Journal of Pharmacognosy
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    • v.34 no.2 s.133
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    • pp.179-184
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    • 2003
  • We have investigated the effect of MeOH extract of the adventious root culture of Panax ginseng on hyperlipidemic rats induced by fat-rich diet. We also analyzed and compared the content ginsenoisdes of the cultured ginsengs by HPLC. After oral administration of the MeOH extract to hyperlipidemic rats for four weeks, the variables including body weight, cholesterol, HDL, LDL, and triglyceride levels in serum were measured. One of the cultured ginseng roots (CBN3) decreased cholesterol and LDL-cholesterol and increased HDL-cholesterol levels in serum. HPLC analysis demonstrated that CBN3 contains more $Rb_1$ and Rd ginsenosides than any other cultured ginsengs and cultivated ginseng. These results suggest that CBN3 with high contents of $Rb_1$ and Rd may be useful in lowering blood cholesterol.

Effects of Cynanchum wilfordii Extract on Serum Lipid Components and Enzyme Activities in Hyperlipidemic and Streptozotocin-Induced Diabetic Rats (백하수오 추출액이 고지혈증 및 Streptozotocin 유발 당뇨성 흰쥐의 혈청 지질성분 및 효소활성에 미치는 영향)

  • 김한수
    • Korean Journal of Human Ecology
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    • v.7 no.2
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    • pp.1-11
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    • 2004
  • The purpose of this study was designed to observe the effects of the feeding Cynanchum wilfordii extract on the improvement of the blood glucose, lipid components in the serum of dietary hyperlipidemic and streptozotocin(STZ) -induced diabetic rats(S.D. strain, ♂) fed the experimental diets for 5 weeks. Concentrations of total cholesterol, atherosclerotic index, LDL, LDL-Cholesterol, free-cholesterol. cholesteryl ester, TG, PL and blood glucose in serum were significantly higher in the cholesterol administration groups((group 2(cholesterol+water), 4(cholesterol+Cynanchum WIlfordii 3.5g% extract)) than those in the control group (group1 , basal diet+water). But the concentrations of total cholesterol. atherosclerotic index, LDL, LDL- cholesterol. free-cholesterol, cholesteryl ester, TG, PL and blood glucose in serum were remakably lower in the group 4 than those in the group 2. In the STZ(55mg/kg B.W.)-induced diabetic groups((group 3(STZ, IP.)+water), 5(STZ(IP.)+Cynanchum WIlfordii 3.5g% extract? the serum total cholesterol, atherosclerotic index, LDL, LDL-cholesterol, free-cholesterol. cholesteryl ester, TG, PL and blood glucose concentrations actions were rather lower in the group 5 than those in the group 3. In the ratio of HDL -cholesterol concentration to total cholesterol and HDL-cholesterol concentration, Cynanchum wilfordii extract administration groups were higher percentage than III the groups 2 and 3. The activities of aspartate aminotransferase(AST), alanine aminotransferase(ALT), alkaline phosphatase (ALP) and lactate dehydrogenase(LDH) in serum were rather lower in the Cynanchum wllfordii extract administration groups (group 4,5) than in the cholesterol diet group(group 2) and STZ-induced diabetic group (group 3). From the above research, the physiological activity substances in Cynanchum wllfordii were effective on the improvement of the blood glucose, lipid compositions in serum of dietary hyperlipidemic and STZ-induced diabetic rats. And particularly, physiological activity substance in Cynanchum wilfordii was more effective therapeutic regimen for the control of metabolic derangements in adult disease.

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Anti-obestic Effects of Bangpoongtongsungcankamibang(BTSK) in 3%3-L1 preadipocyte cells and the Lipid Metabolism of Obesity induced Rats (방풍통성산가미방(防風通聖散加味方)이 비만유도(肥滿誘導) 백풍(白嵐)와 지방세포(脂肪細胞) 분화(分化)에 미치는 영향(影響))

  • Lee, Jin-Yong;Kim, Deog-Gon;Ahn, Hong-Sik
    • The Journal of Pediatrics of Korean Medicine
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    • v.20 no.1
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    • pp.219-240
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    • 2006
  • Objective : This experimental study was designed to determine the anti-obestic effects of Bangpoongtongsungcankamibang(BTSK). Method : In vitro, BTSK extracts of various concentration (50,100, 200 $200{\mu}g/ml$)were added examination. The protein and mRNA expression of $C/EBP{\alpha}$ and $PPAR{\gamma}$ receptor was measured by western blot assay and RT-PCR. In vivo, BTSK extracts of various concentration (100, $200{\mu}g/ml$) were orally administered to induced hyperlipidemic rats by poloxamer-407 for consecutive four weeks and serum triglyceride, total cholesterol were measured. This method applied to induced hyperlipidemic rats by triton WR-1339, too. Obesity induced rats by the high fat-diet for six weeks were orally administered BTSK extracts of various concentration (100, $200{\mu}g/ml$) and serum triglyceride, total cholesterol, LDL-cholesterol, triglyceride, LDL-cholesterol, triglyceride, HDL-cholesterol, hydroxy radical, superoxide dismuatse activity were measured. Results : I. In vitro 1. The 3T3-L1 cells' differentiation was significantly decreased by BTSK. 2. expression of $C/EBP{\alpha}$ and $PPAR{\gamma}$ was was significantly decreased by BTSK. II. In vitro 1. BTSK significantly reduced serum triglyceride, total cholesterol, contents in poloxamer-407 treated rat. 2. BTSK significantly reduced serum triglyceride, contents in Triton WR-1339 treated rat. But Total cholesterol did not show a significant change. 3. BTSK significantly reduced body weight gain of rat and adipose tissue mass of rats and serum triglyceride, LDL-cholesterol, contents and significantly increased HDL-cholesterol, HTR(HDL-cholesterol/Total-cholesterol) in rats with obesity induced by the high fat-diet. 4. BTSK reduced blood lipid peroxide, hydroxy radical and increased superoxied dismuatse(SOD) activity.

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Studies on the Development of Antihyperlipidemic Drugs from Oriental Herbal Medicines(II) - Antihyperlipidemic Effects of Oriental Herbal Medicines - (한방약물로부터 항고지혈증 치료약물개발(2) - 수종 한약재의 항고지혈증 효과 -)

  • Jung, Eun-Ah;Kim, Dong-Hyun;Lee, Sang-In;Kim, Nam-Jae
    • Korean Journal of Pharmacognosy
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    • v.31 no.2
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    • pp.190-195
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    • 2000
  • In the previous reports, we selected 80% MeOH extract of 7 herbs including Scutellariae Radix(SR), Paeoniae Radix Rubra(PRR), Moutan Cortex(MC), Angelicae Gigantis Radix(AGR), Crataegi Fructus(CF), Bambusae Caulis in Taeniam(BCT) and Cinnamomi Ramulus(CR), which exhibited the inhibitory effect on HMG-CoA reductase and DPPH free radical scavenging effect in vitro, and antihyperlipidemic effects on antihyperlipidemic rats induced by Triton WR 1339 in vivo. Among them, SR, MC, AGR and BCT showed significant suppression of elevated serum LDL-cholesterol level, and AGR and CF showed significant liver weight increase on high cholesterol diet induced hyperlipidemic mice. And, SR, PRR, AGR, BCT and CR significantly suppressed the elevated serum total cholesterol and triglyceride levels on corn oil induced hyperlipidemic rats. Then, in order to research new antihyperlipidemic agents from the oriental medicinal herbs, we chose SR, AGR, CR and BCT which have the antihyperlipidemic effect in vitro and in vivo, and those herbs were systematically fractionated with organic solvent. EtOAc fraction of SR, hexane fraction of BCT, AGR and chloroform fraction of CR exhibited remarkably inhibitory effect on HMG-CoA reductase activity.

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Effect of Crab Shell Powder on Lipid Metabolism in Diet-Induced Hyperlipidemic Rats (게 껍질분말 첨가식이가 고지혈증 흰쥐의 지진대사에 미치는 영향)

  • 이경혜;윤상연;김혜경
    • 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.

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Anti-arteriosclerotic and Anti-hyperlipidemic Effects of Sea Mustard (Undaria pinnatifida) in Sprague-Dawley rats

  • Lee, Seung-Joo;Ha, Wang-Hyun;Choi, Hye-Jin;Cho, Soon-Yeong;Choi, Jong-Won
    • Fisheries and Aquatic Sciences
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    • v.13 no.3
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    • pp.197-205
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    • 2010
  • This study investigated the inhibitory effects of sea mustard on high-fat diet-induced obesity and hyperlipidemia in Sprague-Dawley rats. Sea mustard (Undaria pinnatifida) powder, sea mustard ethanol extract, and sea mustard ethanol-extracted residue were tested. The ethanol extracted residue had the most beneficial anti-hyperlipidemic activity. Alginate in the sea mustard was considered to be the key component. The ethanol-extracted residue of sea mustard also had antioxidant activity, which may be effective in preventing hyperlipidemia by increasing the enzymatic activity of superoxide dismutase, which can remove active oxygen from the bloodstream.

Effects of Soybean Germ on the Lipid Composition of Serum in Cholesterol Fed Rats (고콜레스테롤 식이로 사육한 흰쥐 혈청 지질의 성분에 미치는 대두 배아의 영향)

  • 이홍수;김현대;류병호
    • The Korean Journal of Food And Nutrition
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    • v.13 no.4
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    • pp.312-318
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    • 2000
  • This study was conducted to investigate the effects of soybean germ of Glycin max Merrill on the improvement of lipids in the serum of cholesterol supplemented diet induced dietary hyperlipidemic rats fed for 4 weeks. The experiment diet was mixed with 0.75% cholesterol recieved a basic diet mixed with 0.75% cholesterol. No significance differences in efficency of food, liver kidney and heart. Concentration of total cholesterol and LDL cholesterol in serum was significantly lower in the methanol extracts of soybean sprout than the cholesterol supplemented diet group. In the ratio of HDL-cholesterol concentration to total cholesterol concentration, the methanol extracts of soybean sprout administration group was higher percentage than the ocher groups. Atherosclerotic index was lower in the methanol extracts of soybean sprout group than in the cholesterol group. Concentration of phospholipid in serum was more decreased in the methanol extracts of soybean sprout group than in the cholesterol diet group. From these results, the methanol extracts of soybean sprout were effective on the improvement of the lipid compositions in the serum of high fat diet induced dietary hyperlipidemic rats.

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Effect of Seatangle Oligosaccharide Drink on Serum and Hepatic Lipids in Rats Fed a Hyperlipidemic Diet (해조 올리고당 음료의 고지혈증 유도 쥐에 있어서 혈청 및 간장의 지질 변화에 미치는 영향)

  • 주동식;이진경;최용석;조순영;제외권;최종원
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.32 no.8
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    • pp.1364-1369
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    • 2003
  • In this study, we investigated the effect of seatangle drink and seatangle extract product on weight gain and serum and hepatic lipid composition in rats fed a hyperlipidemic diet. In the dietary hyperlipidemia induced rats, it was observed that serum triglyceride, phospholipid, total lipid, LDL-cholesterol level and atherosclerotic index were higher, while the HDL-cholesterol level was lower when compared to the normal group. Total hepatic lipid and cholesterol content of the dietary hyperlipidemia induced rats was conspicuously decreased by seatangle drink and seatangle extract product treatment. Especially, triglyceride content was decreased to 30% by seatangle drink treatment, and 45% by seatangle extract product treatment.

Effects of Herbal-cheonggukjang on Serum Cholesterol Levels in Rats (생약초 청국장이 흰쥐의 혈중 콜레스테롤 함량에 미치는 영향)

  • Kim, Hyung-Woo;Cho, Su-Jin;Kim, Bu-Yeo;Jung, Sun;Park, Jung-Suk;Lee, Sook-Young;Cho, Su-In
    • The Korea Journal of Herbology
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    • v.23 no.1
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    • pp.17-22
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    • 2008
  • Ojectives : Cheonggukjang(natto) is known to have anti-hyperlipidemic action. This study was designed to investigate whether Herbal-cheonggukjang (HC, Herbal-natto) is more effective than cheonggukjang only, Methods : We investigated anti-hyperlipidemic effects of HC in hyperlipidemic rats induced by high-fat diet in terms of observation on levels of total cholesterol, HDL-cholesterol and triglyceride in serum. HC was made by cheonggukjang added Codonopsis Lanceolata, Houttuynia cordata and Lentinus edodes in indicated concetrations. Results : In this experiment, hyperlipidemic rats showed elevated levels of total cholesterol and triglyceride, and also showed lowered level of HDL-cholesterol. Oral administration of HC decreased levels of total cholesterol and triglyceride, Cheonggukjang(natto) did not affect levels of total cholesterol, HDL cholesterol and triglyceride. Conclusions : In these results, oral administration of HC decreased total cholesterol and triglyceride effectively. These results demonstrate that HC is useful to modulate cholesterol and triglyceride in serum.

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