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在尿钾离子浓度和pH值升高的条件下,L-抗坏血酸对大鼠膀胱致癌作用的促进

Promotion by L-ascorbic acid of urinary bladder carcinogenesis in rats under conditions of increased urinary K ion concentration and pH.

作者信息

Fukushima S, Shibata M, Shirai T, Kurata Y, Tamano S, Imaida K

出版信息

Cancer Res. 1987 Sep 15;47(18):4821-4.

PMID:3621178
Abstract

Dietary administration of 5% L-ascorbic acid plus 3% K2CO3 to male F344 rats clearly enhanced the development of preneoplastic and neoplastic lesions of the urinary bladder initiated with N-butyl-N-(4-hydroxybutyl)nitrosamine. Promotion of carcinogenesis by L-ascorbic acid and K2CO3 was associated with changes in urinary parameters: elevation of pH, increased K+ concentration, and increase in total ascorbic acid.

摘要

对雄性F344大鼠进行膳食管理,给予5%的L-抗坏血酸加3%的碳酸钾,明显增强了由N-丁基-N-(4-羟基丁基)亚硝胺引发的膀胱肿瘤前病变和肿瘤病变的发展。L-抗坏血酸和碳酸钾对致癌作用的促进与尿液参数的变化有关:pH值升高、钾离子浓度增加以及总抗坏血酸增加。

相似文献

1
Promotion by L-ascorbic acid of urinary bladder carcinogenesis in rats under conditions of increased urinary K ion concentration and pH.在尿钾离子浓度和pH值升高的条件下,L-抗坏血酸对大鼠膀胱致癌作用的促进
Cancer Res. 1987 Sep 15;47(18):4821-4.
2
L-ascorbic acid amplification of bladder carcinogenesis promotion by K2CO3.碳酸钾通过L-抗坏血酸促进膀胱癌发生
Cancer Res. 1991 May 15;51(10):2548-51.
3
Significance of L-ascorbic acid and urinary electrolytes in promotion of rat bladder carcinogenesis.L-抗坏血酸和尿电解质在促进大鼠膀胱癌发生中的意义。
Princess Takamatsu Symp. 1985;16:159-68.
4
Roles of urinary sodium ion concentration and pH in promotion by ascorbic acid of urinary bladder carcinogenesis in rats.尿钠离子浓度和pH值在维生素C促进大鼠膀胱癌发生中的作用
Cancer Res. 1986 Apr;46(4 Pt 1):1623-6.
5
Sodium citrate: a promoter of bladder carcinogenesis.柠檬酸钠:膀胱癌发生的促进剂。
Jpn J Cancer Res. 1986 Jan;77(1):1-4.
6
Synergism by sodium L-ascorbate but inhibition by L-ascorbic acid for sodium saccharin promotion of rat two-stage bladder carcinogenesis.L-抗坏血酸钠具有协同作用,但L-抗坏血酸对糖精钠促进大鼠膀胱两阶段致癌有抑制作用。
Cancer Res. 1990 Jul 15;50(14):4195-8.
7
Promoting effects of sodium L-ascorbate on two-stage urinary bladder carcinogenesis in rats.L-抗坏血酸钠对大鼠膀胱两阶段致癌作用的促进效应
Cancer Res. 1983 Sep;43(9):4454-7.
8
Comparative bladder tumor promoting activity of sodium saccharin, sodium ascorbate, related acids, and calcium salts in rats.糖精钠、抗坏血酸钠、相关酸类及钙盐在大鼠体内的膀胱肿瘤促发活性比较
Cancer Res. 1991 Apr 1;51(7):1766-77.
9
L-ascorbic acid amplification of second-stage bladder carcinogenesis promotion by NaHCO3.L-抗坏血酸通过碳酸氢钠对膀胱致癌作用第二阶段促进作用的放大。
Cancer Res. 1988 Nov 15;48(22):6317-20.
10
Influences of strain and diet on the promoting effects of sodium L-ascorbate in two-stage urinary bladder carcinogenesis in rats.品系和饮食对L-抗坏血酸钠在大鼠膀胱两阶段致癌过程中促进作用的影响。
Cancer Res. 1987 Jul 1;47(13):3492-5.

引用本文的文献

1
The modifying effects of indomethacin or ascorbic acid on cell proliferation induced by different types of bladder tumor promoters in rat urinary bladder and forestomach mucosal epithelium.吲哚美辛或抗坏血酸对不同类型膀胱肿瘤启动剂诱导的大鼠膀胱和前胃黏膜上皮细胞增殖的修饰作用。
Jpn J Cancer Res. 1992 Jan;83(1):31-9. doi: 10.1111/j.1349-7006.1992.tb02348.x.
2
Inorganic alkalizers and acidifiers under conditions of high urinary Na+ or K+ on cell proliferation and two-stage carcinogenesis in the rat bladder.在大鼠膀胱中,高尿钠或钾条件下无机碱化剂和酸化剂对细胞增殖及两阶段致癌作用的影响
Jpn J Cancer Res. 1992 Aug;83(8):821-9. doi: 10.1111/j.1349-7006.1992.tb01986.x.