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非黄疸型纯合子和杂合子冈恩大鼠的胆红素结合物排泄及胆红素尿苷二磷酸葡萄糖醛酸基转移酶活性

Bilirubin conjugate excretion and bilirubin uridine diphosphoglucuronyltransferase activity in nonjaundiced homozygous and heterozygous Gunn rats.

作者信息

Gourley G R, Arend R, Mogilevsky W S, Odell G B, Siegel F L

出版信息

J Lab Clin Med. 1986 Nov;108(5):436-41.

PMID:3095472
Abstract

High-performance liquid chromatography was used to analyze the composition of bilirubin conjugates in bile from adult male and female outbred normal (JJ) and heterozygous (Jj) Gunn rats. Bile was examined directly without prior derivatization or extraction. Significantly higher bilirubin diglucuronide and lower bilirubin monoglucuronide (both C-8 and C-12 isomers) excretion in JJ rats was demonstrated. Bilirubin monoglucuronide C-8/C-12 ratios were similar in both genotypes, as was the percentage of bilirubin monoglucuronide monoglycoside diester. Hepatic bilirubin uridine diphosphoglucuronyltransferase activity showed a statistically significant positive correlation with the relative amount of bilirubin diglucuronide present in bile and a significant negative correlation with the amount of bilirubin monoglucuronide. The relative percentage of bilirubin monoglucuronide vs. diglucuronide in bile allows an indirect assessment of hepatic bilirubin uridine diphosphoglucuronyltransferase activity.

摘要

采用高效液相色谱法分析成年雄性和雌性远交系正常(JJ)和杂合子(Jj)冈恩大鼠胆汁中胆红素结合物的组成。胆汁未经预先衍生化或提取直接进行检测。结果表明,JJ大鼠中胆红素二葡萄糖醛酸酯排泄显著更高,而胆红素单葡萄糖醛酸酯(C - 8和C - 12异构体)排泄更低。两种基因型的胆红素单葡萄糖醛酸酯C - 8/C - 12比值相似,胆红素单葡萄糖醛酸酯单糖苷二酯的百分比也相似。肝脏胆红素尿苷二磷酸葡萄糖醛酸基转移酶活性与胆汁中胆红素二葡萄糖醛酸酯的相对含量呈统计学显著正相关,与胆红素单葡萄糖醛酸酯的含量呈显著负相关。胆汁中胆红素单葡萄糖醛酸酯与二葡萄糖醛酸酯的相对百分比可间接评估肝脏胆红素尿苷二磷酸葡萄糖醛酸基转移酶活性。

相似文献

1
Bilirubin conjugate excretion and bilirubin uridine diphosphoglucuronyltransferase activity in nonjaundiced homozygous and heterozygous Gunn rats.非黄疸型纯合子和杂合子冈恩大鼠的胆红素结合物排泄及胆红素尿苷二磷酸葡萄糖醛酸基转移酶活性
J Lab Clin Med. 1986 Nov;108(5):436-41.
2
Hepatic conversion of bilirubin monoglucuronide to diglucuronide in uridine diphosphate-glucuronyl transferase-deficient man and rat by bilirubin glucuronoside glucuronosyltransferase.胆红素葡糖苷酸葡糖醛酸基转移酶在尿苷二磷酸葡糖醛酸基转移酶缺陷的人和大鼠中,将单葡糖醛酸胆红素肝内转化为双葡糖醛酸胆红素。
J Clin Invest. 1978 Jul;62(1):191-6. doi: 10.1172/JCI109105.
3
Mechanism of bilirubin diglucuronide formation in intact rats: bilirubin diglucuronide formation in vivo.完整大鼠体内胆红素二葡萄糖醛酸酯形成的机制:胆红素二葡萄糖醛酸酯的体内形成
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Enzymatic conversion of bilirubin monoglucuronide to diglucuronide by rat liver plasma membranes.大鼠肝细胞膜将胆红素单葡萄糖醛酸酯酶促转化为双葡萄糖醛酸酯。
J Biol Chem. 1977 Apr 25;252(8):2710-6.
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Uridine diphosphate-glucuronic acid-independent conversion of bilirubin monoglucuronides to diglucuronide in presence of plasma membranes from rat liver is nonenzymic.在大鼠肝脏质膜存在的情况下,胆红素单葡萄糖醛酸酯向双葡萄糖醛酸酯的尿苷二磷酸 - 葡萄糖醛酸非依赖性转化是非酶促的。
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Bilirubin diglucuronide formation in intact rats and in isolated Gunn rat liver.完整大鼠及分离的Gunn大鼠肝脏中胆红素二葡萄糖醛酸酯的形成
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Hepatobiliary excretion of organic anions in double-mutant rats with a combination of defective canalicular transport and uridine 5'-diphosphate-glucuronyltransferase deficiency.具有小管转运缺陷和尿苷5'-二磷酸葡萄糖醛酸基转移酶缺乏症的双突变大鼠中有机阴离子的肝胆排泄
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Purification and partial characterization of rat liver bilirubin glucuronoside glucuronosyltransferase.大鼠肝脏胆红素葡萄糖醛酸苷葡萄糖醛酸基转移酶的纯化及部分特性鉴定
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The formation of bilirubin diglucuronide by rat liver microsomal preparations.大鼠肝微粒体制剂生成胆红素二葡萄糖醛酸酯的过程。
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