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铯和钾的全身含量及更新率。

Whole body content and turnover of Cs and K.

作者信息

Berg D, Kollmer W E, Henrichs K, Voigt G

机构信息

Inst. für Strahlenbiologie, Gesellschaft für Strahlen, Neuherberg, West Germany.

出版信息

Biol Trace Elem Res. 1990 Jul-Dec;26-27:249-56. doi: 10.1007/BF02992678.

DOI:10.1007/BF02992678
PMID:1704725
Abstract

In persons who had accumulated radiocesium from the fallout of the Chernobyl nuclear reactor accident, the amount of radiocesium and radiopotassium was measured in the total body and in urine. The stable Cs content in the urine was determined at the same time by instrumental nuclear activation analysis. From the data obtained, the total body Cs pool was calculated to be 1500 micrograms, that of K 110 g. The Cs turnover rate was found to be 0.64%/d for men and 0.81 for women; the K turnover 2.4 and 2.7, respectively. The Cs:K ratio in the total body was 4 times higher than that in urine, demonstrating that, in relation to the intake, the body is able to accumulate more Cs than K.

摘要

在因切尔诺贝利核反应堆事故沉降物而累积放射性铯的人群中,对其全身和尿液中的放射性铯及放射性钾含量进行了测量。同时通过仪器中子活化分析测定了尿液中的稳定铯含量。根据所得数据,计算出全身铯库为1500微克,钾库为110克。发现男性铯周转率为0.64%/天,女性为0.81%/天;钾周转率分别为2.4和2.7。全身铯与钾的比率比尿液中的高4倍,表明相对于摄入量而言,人体能够积累更多的铯而非钾。

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本文引用的文献

1
Balance of potassium, rubidium and caesium between Japanese people and diet and assessments of their biological half-times.日本人与饮食之间钾、铷和铯的平衡及其生物半衰期评估。
Nature. 1962 Oct 6;196:83-4. doi: 10.1038/196083a0.
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Full balances of trace elements in two cases of osteomalacia.两例骨软化症患者微量元素的全量分析
Acta Med Scand. 1968 Mar;183(3):209-15. doi: 10.1111/j.0954-6820.1968.tb10466.x.
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Trace elements in serum and urine from hypertensive patients before and during treatment with chlorthalidone.
Acta Med Scand. 1973 Dec;194(6):505-12. doi: 10.1111/j.0954-6820.1973.tb19482.x.
4
A predictor for total body potassium in man based on height, weight, sex and age: applications in metabolic disorders.基于身高、体重、性别和年龄的人体总钾含量预测指标:在代谢紊乱中的应用
J Lab Clin Med. 1974 May;83(5):716-27.
5
Measurements of Cs absorption and retention in man.人体中铯吸收与潴留的测量。
Health Phys. 1989 Oct;57(4):571-8. doi: 10.1097/00004032-198910000-00008.
6
Neutron activation analysis for bulk and trace elements in urine.尿液中常量和微量元素的中子活化分析。
Anal Chim Acta. 1975 Sep;78(2):317-27. doi: 10.1016/S0003-2670(00)00152-5.