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人白内障晶状体中铬和铯的测定

Determination of chromium and caesium in human cataractous lenses.

作者信息

Theodossiadis G P, Kouris T C, Baïraktari-Kouri E M

出版信息

Acta Ophthalmol (Copenh). 1982 Oct;60(5):788-94. doi: 10.1111/j.1755-3768.1982.tb06740.x.

DOI:10.1111/j.1755-3768.1982.tb06740.x
PMID:7164796
Abstract

The concentration of chromium and caesium in totally opaque (mature) cataractous lenses has been determined by instrumental neutron activation analysis and gamma spectrometry. The presence of these trace-elements in the human lens has to our knowledge not been investigated so far. Both elements under study are of known biological importance. Chromium is an essential trace-element necessary for the maintenance of normal glucose metabolism. Moreover it is considered to rank among those elements, the increased level of which contributes to environmental pollution. Caesium is a biologically important trace-element due to its relationship with potassium, as has been demonstrated in a variety of biochemical and physiological processes. The concentration of these elements was determined in cataractous lenses from fifty-one patients with senile cataract and has been correlated with age and sex.

摘要

通过仪器中子活化分析和伽马能谱法测定了完全不透明(成熟)白内障晶状体中铬和铯的浓度。据我们所知,迄今为止尚未对人晶状体中这些微量元素的存在情况进行过研究。所研究的这两种元素都具有已知的生物学重要性。铬是维持正常葡萄糖代谢所必需的一种必需微量元素。此外,它被认为是那些含量增加会导致环境污染的元素之一。铯由于其与钾的关系,在各种生化和生理过程中已得到证实,是一种具有生物学重要性的微量元素。测定了51例老年性白内障患者白内障晶状体中这些元素的浓度,并将其与年龄和性别进行了关联。

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1
Determination of chromium and caesium in human cataractous lenses.人白内障晶状体中铬和铯的测定
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[Neutron activating analysis used for detection of trace elements present in human cataracts (author's transl)].
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引用本文的文献

1
Effects of cesium on cellular systems.铯对细胞系统的影响。
Biol Trace Elem Res. 1993 Aug;38(2):165-203. doi: 10.1007/BF02784052.
2
Total chromium in the human lens. Determination with Zeeman electrothermal atomic absorption spectrometry following mineralization in a mini-autoclave.人晶状体中的总铬。小型高压釜矿化后采用塞曼电热原子吸收光谱法测定。
Biol Trace Elem Res. 1992 Jan-Mar;32:139-43. doi: 10.1007/BF02784598.
3
A study of chromium in human cataractous lenses and whole blood of diabetics, senile, and normal population.
一项关于糖尿病患者、老年人和正常人群的人类白内障晶状体及全血中铬的研究。
Biol Trace Elem Res. 1992 Jan-Mar;32:133-8. doi: 10.1007/BF02784597.