PHARMACOKINETICS AND DISTRIBUTION OF RECOMBINANT-HUMAN-ERYTHROPOIETIN IN RATS WITH RENAL DYSFUNCTION

被引:0
作者
KINOSHITA, H [1 ]
OHISHI, N [1 ]
TOKURA, S [1 ]
OKAZAKI, A [1 ]
机构
[1] CHUGAI PHARMACEUT CO LTD, DEV RES LABS, DRUG METAB LAB, TOKYO 171, JAPAN
来源
ARZNEIMITTELFORSCHUNG-DRUG RESEARCH | 1992年 / 42-1卷 / 05期
关键词
ANTIANEMIC AGENTS; CAS; 11096-26-7; EPOCH(R); ERYTHROPOIETIN; RECOMBINANT HUMAN; RECOMBINANT HUMAN ERYTHROPOIETIN;
D O I
暂无
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
Pharmacokinetics and distribution were studied following intravenous administration of recombinant human erythropoietin (rh-EPO, CAS 11096-26-7) to 5/6-nephrectomized rats. 5/6-Nephrectomy caused a significant decrease of total body clearance of rh-EPO. Renal function, therefore, is thought to affect the metabolism in extrarenal tissues. The metabolism of EPO might be indirectly associated with renal function. There were no differences of the concentration in the bone marrow and spleen between 5/6-nephrectomized rats and non-nephrectomized rats, suggesting that 5/6-nephrectomy does not cause a change in the affinity of rh-EPO for target tissues. Repeated administration of rh-EPO caused a slight reduction of the biological half-life in 5/6-nephrectomized rats as well as in non-nephrectomized rats, suggesting stimulation of a compensatory metabolism in extrarenal tissues.
引用
收藏
页码:682 / 686
页数:5
相关论文
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