Abstract:
:The mutual interactions and the effects of GABA on the saturable transport components of taurine and hypotaurine were investigated with mouse brain slices. The low-affinity taurine transport was competitively inhibited by both hypotaurine and GABA. Hypotaurine did not alter the kinetic parameters of high-affinity taurine uptake, whereas there occurred some stimulation with GABA, possibly by heteroexchange. Taurine had no significant effects on high-affinity hypotaurine uptake, whereas the low-affinity component was reduced by both taurine and GABA, GABA strongly interfered with the high-affinity hypotaurine uptake, being the preferred substrate in simultaneous uptake experiments. The results confirm that taurine, hypotaurine, and GABA are transported into brain slices by only one two-component system with affinities highest for GABA and lowest for taurine.
journal_name
Neurochem Resjournal_title
Neurochemical researchauthors
Kontro P,Oja SSdoi
10.1007/BF00964995subject
Has Abstractpub_date
1983-11-01 00:00:00pages
1377-87issue
11eissn
0364-3190issn
1573-6903journal_volume
8pub_type
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更新日期:1998-08-01 00:00:00
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更新日期:2010-11-01 00:00:00
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更新日期:2014-01-01 00:00:00
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journal_title:Neurochemical research
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更新日期:1992-08-01 00:00:00
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更新日期:1985-04-01 00:00:00
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更新日期:1992-12-01 00:00:00
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pub_type: 杂志文章,撤回出版物
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更新日期:2020-09-01 00:00:00
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journal_title:Neurochemical research
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更新日期:2013-03-01 00:00:00
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