• Title/Summary/Keyword: liver triglyceride

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DIETARY MEDIUM CHAIN TRIGLYCERIDE INCREASE LIVER PROTEIN SYNTHESIS IN CHICKS

  • Kita, Kazumi;Mabayo, R.T.;Furuse, M.;Okumura, J.
    • Asian-Australasian Journal of Animal Sciences
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    • v.6 no.3
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    • pp.339-342
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    • 1993
  • This influence of dietary medium chain triglyceride on liver protein synthesis in chicks was investigated using a large dose injection of $L-[4-^3H]$ phenylalanine. Dietary medium chain triglyceride increased liver weight and liver fat content of chicks compared to the long chain triglyceride group. Fractional synthesis rate of liver protein was increased by dietary medium chain triglyceride, which was accounted for not by elevating protein synthesized per unit RNA but by enhancing RNA: protein ratio.

The Effect of Dietary Zinc on Lipid Metabolism in Cadmium Treated Rats (식이성 아연과 카드뮴이 흰쥐의 체내 지질대사에 미치는 영향)

  • 이미경;조수열;박은미;김명주
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.23 no.5
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    • pp.718-724
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    • 1994
  • The study was conducted to investigated the effect of dietary levels of zinc (Zn) on lipid metabolism in cadmium (Cd) treated rats. Sixty male Sprague-Dawley rats weighing about 110$\pm$10g were divided into 6 groups. The Zn levels were low (0ppm), control (30 ppm) and Cd-treated groups were administrated with Cd chloride (5.0mg/kg of body weight) by oral intubation at the same time once a week. Serum total lipid, triglyceride , total cholesterol and DHL-cholesterol contents decreased significantly in low Zn group. In serum dietary high Zn group, it decreased significantly in the content of triglyceride but total cholesterol and HDL- cholesterol revealed increase slightly . Total lipid and triglyceride contents increased by Cd oral intubation, but triblyceride content of control group decreased significantly in Cd-treated groups. HDL-cholesterol content also decreased by Cd oral intubationl. Cd-treatment increased total cholesterol content in low Zn group. Liver triglyceride content increased as dietary Zn level became more increasing and total lipid was not influenced by dietary Zn levels. Liver cholesterol content was higher in low and high Zn groups than that of control group. Liver phospholipid content decreased in low Zn group . Oral intubation of Cd increased in the contents of triglyceride and total lipid. The content of liver Zn was not influenced by the dietary low Zn but that of serum showed a remarkable increased . Oral Cd intubation increased the Cd contents of liver and serum.

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Time Course Changes in Hepatic Fat Accumulation in High Fat Diet-fed C57BL/6 Mice: Comparison Analysis to the Markers of Systemic Insulin Resistance (고지방식이 섭취 마우스에서 간 중성지방 축적의 시간에 따른 변화: 인슐린저항성 지표들과의 상관관계 분석)

  • Bae, Eun Ju
    • YAKHAK HOEJI
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    • v.56 no.6
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    • pp.364-365
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    • 2012
  • Liver is the major organ to regulate the systemic glucose homeostasis and insulin resistance. Excess energy intake leads to triglyceride accumulation in adipose tissue first and subsequent accumulation in liver, resulting in obesity and type 2 diabetes. The representative pathological animal model for obesity associated insulin resistance is a high fat diet (HFD) fed mice model. Given the essential role of liver fat accumulation in developing systemic insulin resistance in obesity, I measured the liver triglyceride contents in HFD fed mice as a function of time. As such, in this report, I show the cause and effect relationship with regard to time during a HFD feeding between a variety of factors that are related to systemic insulin resistance including glucose intolerance, plasma insulin level and inflammatory gene expression in liver and adipose tissue.

The effects of natural medicinal herb extracts on a lipoprotein lipase activity

  • Hwang, Jeong-Lyeor;Chung, Seung-Sik;Lee, Sung-Hyung;Choung, Se-Young
    • Proceedings of the PSK Conference
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    • 2002.10a
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    • pp.392.3-393
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    • 2002
  • The increase of triglyceride in blood can be a signal of an increasing danger of arterial diseases when insulin resistance. diabetes. HDL -cholesterol decrease is accompanied. It is adjusted to triglyceride level in blood by a balance. which seems to be absorbed from VLDL metabolism in liver and by lipoprotein lipase activity. The hyper-triglyceride disease treatment proposal role should match with suppression does into liver or elimination of a triglyceride. (omitted)

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Effects of Orotic Acid and Di-(2-Ethylhexyl)Phthalate on Microsomal Triglyceride Transfer Protein(MTP) Activity and mRNA Levels in Liver and Intestine of Rats (Orotic acid와 Di-(2-ethylhexyl)phthalate 투여 흰쥐의 간장 및 소장 Microsomal Triglyceride Transfer Protein(MTP) 활성과 mRNA 수준에 미치는 영향)

  • Cha, Jae-Young;Cho, Young-Su
    • Korean Journal of Food Science and Technology
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    • v.33 no.4
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    • pp.492-496
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    • 2001
  • Microsomal triglyceride transfer protein(MTP) activity and mRNA level were investigated in the liver and small intestine of rats fed on di-(2-ethylhexyl)phthalate(DEHP) and orotic acid(OA) as serum triglyceride-reducing agents. The concentration of liver triglyceride was significantly increased in the OA group, but that was not increased in the DEHP group compared with the control group. The concentration of serum triglyceride was significantly decreased in the OA and DEHP groups compared with the control group, but this reduction was more pronounced in the OA group. MTP activity and mRNA level in liver were decreased in the OA group compared with the control group, while MTP activity in the small intestine was increased in the OA group compared with the control group. MTP activities and MTP mRNA levels in both liver and small intestine had no influence by the DEHP dietary feeding, despite the triglyceride-lowering action, compared with the control dietary feeding. The activity of liver microsomal phosphatidate phosphohydrolase(PAP), the rate-limiting enzyme in triglyceride synthesis, was increased in the OA group compared with the control group, but that of cytosolic PAP was decreased in the DEHP group compared with the control group. The result suggest that MTP activity and MTP mRNA level are involved in the triglyceride-lowering action of OA, but those are not involved in that of DEHP.

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Decreased Triglyceride and Cholesterol Levels in Serum, Liver and Breast Muscle in Broiler by the Supplementation of Dietary Codonopsis lanceolata Root

  • Shim, K.S.;Park, G.H.;Choi, C.J.;Na, C.S.
    • Asian-Australasian Journal of Animal Sciences
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    • v.17 no.4
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    • pp.511-513
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    • 2004
  • Effects of the dietary supplementation of Codonopsis lanceolata root on triglyceride and cholesterol levels in the serum, liver, breast muscle and bile in male Cobb$\times$Cobb chicks were investigated. The chicks (15-42 days old) were fed diets supplemented with 0, 0.25 and 0.5% Codonopsis lanceolata root. No differences were observed in body weight, feed conversion ratio, gall bladder weight or abdominal fat deposition among the control group and the two treatment groups. Liver weights were higher in chicks fed a 0.5% Codonopsis lanceolata diet than in those fed the control diet (p<0.05). However, serum levels of both glutamic oxaloacetic transaminase (GOT) and glutamic pyruvic transaminase (GPT) were not different among the three groups. Broiler chicks fed either 0.25% or 0.5% dietary Codonopsis lanceolata root showed decreased serum levels of triglyceride, total cholesterol and low density lipoprotein cholesterol compared to the control group (p<0.05). Supplementation with either 0.25% or 0.5% dietary Codonopsis lanceolata root decreased the triglyceride and total cholesterol levels in liver and breast muscle compared to the control group (p<0.05). Biliary cholesterol increased by 15% in chicks fed 0.5% dietary Codonopsis lanceolata root, suggesting that the biliary excretion of cholesterol had been elevated by dietary Codonopsis lanceolata root (p<0.05). In conclusion, these results indicate that dietary Codonopsis lanceolata root can decrease triglyceride and cholesterol levels in the serum, liver and breast muscle of broilers.

Jinan red ginseng extract inhibits triglyceride synthesis via the regulation of LXR-SCD expression in hepatoma cells

  • Hwang, Seung-mi;Park, Chung-berm
    • Korean Journal of Food Science and Technology
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    • v.51 no.6
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    • pp.558-564
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    • 2019
  • Hypertriglyceridemia is one of the metabolic syndrome that is often observed as a result of lipid abnormalities. It is associated with other lipids, metabolic disorders, cardiovascular disease and liver disease. Korean red ginseng is known to affect obesity, dyslipidemia, liver disease and liver function, but the mechanism of its effect is not clear. This study examined the beneficial effects of hypertriglyceridemia and the mechanism of action of Jinan red ginseng extract (JRG) in hepatoma cells. To measure the levels of triglyceride accumulation, we studied the expression of proteins and mRNAs related to lipidogenesis in hepatoma cells (Huh7 and HepG2). JRG decreases the lipidogenic markers, peroxisome proliferator-activated receptor γ (PPARγ), CCAAT-enhancer-binding proteins α (C/EBPα) and C/EBPβ which are major regulators of triglyceride synthesis in hepatoma cells. We also found that JRG reduced sterol regulatory element binding proteins 1c (SREBP-1c), C/EBPα and C/EBPβ by regulating liver X receptor (LXR) and stearoyl CoA desaturase (SCD) expressions. In addition, the first-limited step of synthesis triglyceride (TG), glycerol-3-phosphate (G3P) is decreased by JRG. These results suggest that the anti-hypertriglyceride effect of JRG in hepatoma cells could be accompanied with the inhibition of lipidogenic transcription factors by regulating LXR and SCD expression.

Hypoglycemic Effect of Fractions of Cassia tora Extract in Streptozotocin-Induced Diabetic Rats (결명자 분획물이 당뇨 유발 흰쥐의 혈당에 미치는 영향)

  • 임숙자;한혜경
    • Korean journal of food and cookery science
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    • v.13 no.1
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    • pp.23-29
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    • 1997
  • The hypoglycemic effect of fractions of methanol extract of Cassia tora was investigated in diabetic rats. Sprague-Dawley male rats weighing 180∼230 g were divided into 6 groups. Diabetes was induced in the male rats by intravenous injection of streptozotocin at a dose of 45 mg/kg dissolved in citrate buffer (pH 4.5). The diabetic animals then had plasma glucose concentration of above 300 mg/㎗. Fractions of methanol extract of Cassia tora were administered orally into the diabetic rats for 14 days after streptozotocin injection. The food intake and body weight gain were monitored and plasma levels of glucose, triglyceride, free fatty acid, HDL-cholesterol, cholesterol and ALT activity were determined. Levels of glycogen, cholesterol and triglyceride in liver were analysed. Weights of liver and kidney were lighter in all the fraction-administered groups than streptozotocin-control group. Plasma glucose level was significantly decreased by the administration of butanol fraction at 14 days. Plasma triglyceride levels were lower in chloroform, butanol and H$_2$O fraction-administered groups compared to streptozotocin-control group. Plasma cholesterol and HDL-cholesterol levels were not significantly different in all groups. Administrations of each of the four fractions have decreased plasma free fatty acid level, ALT activity and liver triglyceride levels in the diabetic rats. Liver glycogen levels in chloroform, butanol and H$_2$O fraction-administered groups were higher than streptozotocin-control group. It is suggested from the results that butanol fraction of methanol extract of Cassia tora may contain the antihyperglycemic compounds.

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Inhibition of Hepatic Triglyceride Accumulation and Stimulation of Alcohol Metabolism by the Herbal Extract Containing Phaseoli radiati semen in Rats Fed Ethanol (급성 알콜 투여 흰쥐에서 녹두 함유 복합생약제제의 간 중성지방 축적억제 및 알콜대사 촉진 효과)

  • Kim, Moon-Hee;Kwon, Oh-Hyep;Park, Chan-Koo
    • YAKHAK HOEJI
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    • v.40 no.1
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    • pp.78-83
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    • 1996
  • An ethanol administration causes hepatic triglyceride accumulation in rats. To assess whether the herbal extract containing Phaseoli radiati semen(herbal extract) inhibit s the triglyceride accumulation in the liver, we determined the hepatic triglyceiide levels in rats fed ethanol and the herbal extract. In addition, the blood ethanol concentrations and the activities of hepatic alcohol dehydrogenase(ADH) and aldehyde dehydrogenase(ALDH) were measured to determine the effects of the herbal extract on alcohol metabolism in rats. The administration of the herbal extract markedly reduced the triglyceride levels elevated by ethanol in the liver as well as in the serum. The herbal extract remarkably lowered blood ethanol concentrations in a dose-dependent manner. The ADH activities decreased by ethanol were recovered to the normal level by the herbal extract treatment. Moreover, the ALDH activities slightly decreased by ethanol increased beyond the normal level by the herbal extract treatment. We conclude that the herbal extract inhibits the hepatic triglyceride accumulation and stimulates alcohol metabolism by preventing ADH and ALDH from inhbition by the ethanol administration in the rat liver.

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Effect of the Addition of Defatted Perilla on Lipid Metabolism in Rats (들깨박의 첨가가 흰쥐의 지질대사에 미치는 영향)

  • 이승교;박양자
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.20 no.1
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    • pp.72-77
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    • 1991
  • This study was designed to obseve the effect of defatted perilla as a dietary fiber on lipid components of serum feces and liver in rats. Serum cholesterol and triglyceride were signfican-ly decreased in defatty perilla added groups. total lipid cholesterol and triglyceride of feces were significantly increased in defatted perilla added groups. Liver phospholipid content was higher in the defatted perilla added groups. The other lipid components of the liver were not affected by the defatted perilla administration. These results suggest the possibitlity that defatted perilla have a reducing effect of serum cholesterol and triglyceride through the incre-ment of feacal excretion of lipid component and phospholipid in liver.

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