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给予腺苷化合物后对肝脏中甾醇生物合成的刺激作用。

Stimulation of hepatic biogenesis of sterols on administration of adenosine compounds.

作者信息

Rao G S, George R, Ramasarma T

出版信息

Biochem J. 1976 Mar 15;154(3):639-45. doi: 10.1042/bj1540639.

DOI:10.1042/bj1540639
PMID:942390
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC1172765/
Abstract
  1. Re-feeding starved rats increased the biogenesis of sterols in livers, with highest activity at 6h after the start of food intake. 2. Complete deficiency of protein or fat and partial deficiency of carbohydrate in the diet had no effect on sterol biogenesis. 3. Glucose, citrate or pyruvate, when administered intraperitoneally to starved rats, stimulated the biogenesis of sterols only at high concentrations. 4. ATP given intraperitoneally at low concentrations (10mg/rat) stimulated biogenesis of sterols, but not of fatty acids, from [1-14C]acetate. This effect was also obtained with other adenosine compounds, but not with adenine or guanosine. 5. Administration of adenosine compounds to starved rats also increased the incorporation of [1-14C]acetate into sterols in liver slices and also the activity of microsomal 3-hydroxy-3-methylglutaryl-CoA reductase. The results suggest a regulatory role for adenosine compounds in the hepatic biogenesis of isoprenoid compounds.
摘要
  1. 重新喂食饥饿的大鼠会增加肝脏中甾醇的生物合成,在开始进食后6小时活性最高。2. 饮食中完全缺乏蛋白质或脂肪以及部分缺乏碳水化合物对甾醇生物合成没有影响。3. 当向饥饿的大鼠腹腔注射葡萄糖、柠檬酸盐或丙酮酸时,只有在高浓度下才会刺激甾醇的生物合成。4. 以低浓度(10毫克/只大鼠)腹腔注射ATP可刺激[1-14C]乙酸盐生成甾醇,但不刺激脂肪酸生成。其他腺苷化合物也有此作用,但腺嘌呤或鸟苷则无此作用。5. 给饥饿的大鼠施用腺苷化合物还会增加[1-14C]乙酸盐在肝切片中掺入甾醇的量,以及微粒体3-羟基-3-甲基戊二酰辅酶A还原酶的活性。结果表明腺苷化合物在类异戊二烯化合物的肝脏生物合成中起调节作用。

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Stimulation of hepatic biogenesis of sterols on administration of adenosine compounds.给予腺苷化合物后对肝脏中甾醇生物合成的刺激作用。
Biochem J. 1976 Mar 15;154(3):639-45. doi: 10.1042/bj1540639.
2
[Activities of 3-hydroxyl-3-methylglutaryl-CoA reductase and acetyl-CoA carboxylase and the rate of mevalonic acid, squalene, sterol and fatty acid biosynthesis from [1-14C]acetyl-CoA and [2-14C]malonyl-CoA in rat liver: effects of Triton WR 1339, starvation and cholesterol diet].[大鼠肝脏中3-羟基-3-甲基戊二酰辅酶A还原酶和乙酰辅酶A羧化酶的活性以及[1-¹⁴C]乙酰辅酶A和[2-¹⁴C]丙二酰辅酶A生成甲羟戊酸、角鲨烯、固醇和脂肪酸的生物合成速率:曲拉通WR 1339、饥饿和胆固醇饮食的影响]
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Stimulation of hepatic 3-hydroxy-3-methylglutaryl CoA reductase on administration of ATP.给予ATP后对肝脏3-羟基-3-甲基戊二酰辅酶A还原酶的刺激作用。
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Dietary modification of the distribution of 3-hydroxy-3-methylglutaryl coenzyme A reductase and sterol synthesizing activities in the rat small intestine.膳食调节大鼠小肠中3-羟基-3-甲基戊二酰辅酶A还原酶的分布及甾醇合成活性
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[Formation of mevalonic acid, sterols and bile acids from [1-14C]acetyl-CoA and [2-14C]malonyl-CoA in the liver of rabbits with experimental hypercholesterolemia].[实验性高胆固醇血症家兔肝脏中由[1-¹⁴C]乙酰辅酶A和[2-¹⁴C]丙二酰辅酶A形成甲羟戊酸、固醇和胆汁酸的过程]
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Adenosine 3',5'-monophosphate and the regulation of rat hepatic sterol synthesis: a reexamination based on Sutherland criteria.3',5'-环磷酸腺苷与大鼠肝脏固醇合成的调节:基于萨瑟兰标准的重新审视
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Impact of essential fatty acid deficiency on hepatic sterol metabolism in rats.必需脂肪酸缺乏对大鼠肝脏固醇代谢的影响。
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引用本文的文献

1
Nature of the stimulation of biogenesis of cholesterol in the liver by noradrenaline.去甲肾上腺素对肝脏中胆固醇生物合成的刺激性质。
Biochem J. 1977 Mar 15;162(3):493-9. doi: 10.1042/bj1620493.

本文引用的文献

1
THE REGULATION OF HEPATIC ENZYME ACTIVITY BY ADENOSINE TRIPHOSPHATE (ATP).三磷酸腺苷(ATP)对肝脏酶活性的调节
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2
Cholesterol biosynthesis in preparations of liver from normal, fasting, x-irradiated, cholesterol-fed, triton, or delta 4-cholesten-3-one-treated rats.正常、禁食、经X射线照射、喂食胆固醇、用曲拉通或δ4-胆甾烯-3-酮处理的大鼠肝脏制剂中的胆固醇生物合成。
J Biol Chem. 1959 Feb;234(2):262-7.
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Pyridine nucleotide synthesis in the mouse.小鼠体内的吡啶核苷酸合成
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Suppression of hepatic cholesterol synthesis in the rat by cholesterol feeding.通过喂食胆固醇抑制大鼠肝脏胆固醇合成
J Biol Chem. 1954 Jan;206(1):465-9.
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The effect of some dietary additions on the synthesis of cholesterol from acetate in vitro.
J Biol Chem. 1953 May;202(1):77-81.
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Cholesterol synthesis by liver. III. Its regulation by ingested cholesterol.肝脏的胆固醇合成。III. 摄入胆固醇对其的调节。
J Biol Chem. 1953 Mar;201(1):137-41.
7
Cholesterol synthesis by liver. I. Influence of fasting and of diet.肝脏的胆固醇合成。I. 禁食和饮食的影响。
J Biol Chem. 1952 May;196(2):569-73.
8
Rhythmic changes of hydroxymethylglutaryl coenzyme a reductase activity in livers of fed and fasted rats.喂食和禁食大鼠肝脏中羟甲基戊二酰辅酶A还原酶活性的节律性变化。
FEBS Lett. 1969 Jul;4(2):117-121. doi: 10.1016/0014-5793(69)80210-3.
9
The prevention of fatty liver by administration of adenosine triphosphate.通过给予三磷酸腺苷预防脂肪肝。
Lab Invest. 1967 Apr;16(4):604-15.
10
The effect of cholesterol feeding and fasting upon beta-hydroxy-beta-methylglutaryl coenzyme A reductase.胆固醇喂养和禁食对β-羟基-β-甲基戊二酰辅酶A还原酶的影响。
J Biol Chem. 1967 Mar 10;242(5):990-3.