METABOLISM OF 5-ALPHA-ANDROSTANE-3-BETA,17-BETA-DIOL TO 17-BETA-HYDROXY-5-ALPHA-ANDROSTAN-3-ONE AND 5-ALPHA-ANDROSTAN-3-ALPHA,17-BETA-DIOL IN THE RAT

被引:10
作者
SUNDE, A
ROSNESS, PA
EIKNES, KB
机构
[1] Institute of Biophysics, University of Trondheim
关键词
(Rat testis); Androstanediol; Steroid metabolism;
D O I
10.1016/0005-2760(79)90005-5
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Significant metabolism of 5α-androstane-3β,17β-diol to 17β-hydroxy-5α-androstan-3-one was recorded in several tissues and organs from rats and humans. This bioconversion was further investigated in rat testis homogenates. 5α-Androstane-3β,17β-diol was readily metabolized to 17β-hydroxy-5α-androstan-3-one with NAD and/or NADP added as cofactors. When a NADPH generating system was included in the incubation, 5α-androstane-3β,17β-diol was metabolized to 5α-androstan-3α,17β-diol. Only small amounts of 17β-hydroxy-5α-androstan-3-one accumulated under the latter condition. © 1979.
引用
收藏
页码:240 / 247
页数:8
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