ACID-BASE TRANSPORT IN THE RENAL THICK ASCENDING LIMB

被引:1
|
作者
MEJIA, R [1 ]
KNEPPER, MA [1 ]
机构
[1] NIDDK,MATH RES BRANCH,BETHESDA,MD 20892
关键词
MATHEMATICAL MODEL; ACID-BASE BALANCE; REACTIVE AND NONREACTIVE ION TRANSPORT; TRANSMURAL ELECTRICAL POTENTIAL; THICK ASCENDING LIMB OF HENLES LOOP;
D O I
10.1016/0895-7177(90)90240-N
中图分类号
TP39 [计算机的应用];
学科分类号
081203 ; 0835 ;
摘要
A mathematical model of acid-base transport in a renal tubule is described. Solutions for validation and control simulations are given, and the model is used to show that in the thick ascending limb the NH3 permeability must be relatively small - on the order of 3 x 10(-3) cm/s - in order for the rat kidney to concentrate NH4+.
引用
收藏
页码:538 / 542
页数:5
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