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铁代谢的数学模型。

A mathematical model of iron metabolism.

作者信息

Franzone P C, Paganuzzi A, Stefanelli M

出版信息

J Math Biol. 1982;15(2):173-201. doi: 10.1007/BF00275072.

DOI:10.1007/BF00275072
PMID:7153668
Abstract

A mathematical model of iron metabolism is presented. It comprises the following iron pools within the body: transferrin-bound iron in the plasma, iron in circulating red cells and their bone marrow precursors, iron in mucosal, parenchymal and reticuloendothelial cells. The control exerted by a hormone, called erythropoietin, on bone marrow utilization of iron for hemoglobin synthesis is taken into account. The model so obtained consists of a system of functional differential equations of retarded type. Most model parameters can be estimated from radiotracer experiments, others can be measured and numerical values can be assigned to the remaining ones making few reasonable assumptions according to the available physiological knowledge. Iron metabolism behavior under different therapeutical treatments was stimulated. Model predictions were compared to experimental data collected in clinical routine.

摘要

本文提出了一个铁代谢的数学模型。它包括体内以下铁池:血浆中转铁蛋白结合的铁、循环红细胞及其骨髓前体细胞中的铁、黏膜、实质和网状内皮细胞中的铁。考虑了一种名为促红细胞生成素的激素对骨髓利用铁进行血红蛋白合成的控制作用。由此得到的模型由一个延迟型泛函微分方程组组成。大多数模型参数可通过放射性示踪实验估计,其他参数可测量,根据现有的生理学知识做出一些合理假设后,可为其余参数赋予数值。模拟了不同治疗方法下的铁代谢行为。将模型预测结果与临床常规收集的实验数据进行了比较。

相似文献

1
A mathematical model of iron metabolism.铁代谢的数学模型。
J Math Biol. 1982;15(2):173-201. doi: 10.1007/BF00275072.
2
The effect of transferrin saturation on internal iron exchange.
Proc Soc Exp Biol Med. 1986 Oct;183(1):66-73. doi: 10.3181/00379727-183-42387.
3
Ferrokinetics: methods and interpretation.
Clin Nucl Med. 1978 Apr;3(4):159-64. doi: 10.1097/00003072-197804000-00014.
4
The utilization of iron.铁的利用
Clin Toxicol. 1971 Dec;4(4):559-69. doi: 10.3109/15563657108990978.
5
Whole-body iron transport and metabolism: Mechanistic, multi-scale model to improve treatment of anemia in chronic kidney disease.全身铁转运和代谢:改善慢性肾脏病贫血治疗的机制、多尺度模型。
PLoS Comput Biol. 2018 Apr 16;14(4):e1006060. doi: 10.1371/journal.pcbi.1006060. eCollection 2018 Apr.
6
In vivo evidence for the functional heterogeneity of transferrin-bound iron. IV. Selective uptake by erythroid precursors of radioiron from portal vein plasma transferrin during intestinal iron absorption.转铁蛋白结合铁功能异质性的体内证据。IV. 肠道铁吸收过程中红系前体细胞对门静脉血浆转铁蛋白中放射性铁的选择性摄取。
J Lab Clin Med. 1977 Jan;89(1):51-64.
7
Intestinal iron absorption and mucosal transferrin in rats subjected to hypoxia.低氧环境下大鼠的肠道铁吸收与黏膜转铁蛋白
Blut. 1987 Nov;55(5):421-31. doi: 10.1007/BF00367458.
8
Iron kinetics with emphasis on iron overload.铁动力学,重点关注铁过载。
Am J Pathol. 1973 Aug;72(2):337-44.
9
The utilization of senescent red cell and hemolysate iron for erythropoiesis.衰老红细胞和溶血产物铁在红细胞生成中的利用。
Proc Soc Exp Biol Med. 1976 Jan;151(1):78-83. doi: 10.3181/00379727-151-39147.
10
Quantitation of reticuloendothelial iron kinetics in humans.人体网状内皮系统铁动力学的定量研究
Am J Physiol. 1984 Nov;247(5 Pt 2):R842-9. doi: 10.1152/ajpregu.1984.247.5.R842.

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Mathematical modeling of the relocation of the divalent metal transporter DMT1 in the intestinal iron absorption process.肠道铁吸收过程中二价金属转运蛋白 DMT1 重定位的数学建模。
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3
Whole-body iron transport and metabolism: Mechanistic, multi-scale model to improve treatment of anemia in chronic kidney disease.

本文引用的文献

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The role of the reticulo-endothelial cell in iron metabolism.网状内皮细胞在铁代谢中的作用。
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DIRECT EFFECTS OF ERYTHROPOIETIN ON THE BONE MARROW OF THE ISOLATED PERFUSED HIND LIMBS OF RABBITS.促红细胞生成素对兔离体灌注后肢骨髓的直接作用
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全身铁转运和代谢:改善慢性肾脏病贫血治疗的机制、多尺度模型。
PLoS Comput Biol. 2018 Apr 16;14(4):e1006060. doi: 10.1371/journal.pcbi.1006060. eCollection 2018 Apr.
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Modeling the dynamics of mouse iron body distribution: hepcidin is necessary but not sufficient.模拟小鼠铁体分布的动力学:铁调素是必要的但不充分。
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Iron dosing in kidney disease: inconsistency of evidence and clinical practice.肾脏疾病中的铁剂给药:证据与临床实践的不一致性
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THE EFFECT OF ERYTHROPOIETIC STIMULATION ON THE HEMOPOIETIC COLONY-FORMING CELLS OF MICE.促红细胞生成刺激对小鼠造血集落形成细胞的影响。
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THE EFFECT OF ERYTHROPOIETIN UPON HEME SYNTHESIS BY MARROW CELLS IN VITRO.促红细胞生成素对体外培养的骨髓细胞血红素合成的影响。
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INTESTINAL MUCOSAL MECHANISMS CONTROLLING IRON ABSORPTION.控制铁吸收的肠道黏膜机制
Blood. 1963 Oct;22:406-15.
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Multiple pool analysis as applied to erythro-kinetics.应用于红细胞动力学的多池分析。
Ann N Y Acad Sci. 1963 May 10;108:230-49. doi: 10.1111/j.1749-6632.1963.tb13377.x.
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Active transport of Fe59 by everted segments of rat duodenum.
Am J Physiol. 1960 Mar;198:609-13. doi: 10.1152/ajplegacy.1960.198.3.609.
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The quantitative determination of iron kinetics and hemoglobin synthesis in human subjects.人体中铁动力学和血红蛋白合成的定量测定。
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