Abstract:
:The interaction between isolated adrenal medullary plasma membranes and chromaffin granules has been proposed as a cell-free model for exocytosis. Phosphorylation experiments showed that isolated chromaffin granules as well as isolated plasma membranes contain protein kinases and phosphate accepting membranous proteins. Upon joint incubation however, the chromaffin granule-located proteins are preferentially phosphorylated. beta-gamma-methylene-ATP, a non-hydrolysable analogue, was able to reduce both the plasma membrane-induced release of the soluble chromaffin granular content and the phosphate incorporation into the protein fraction. The results of these experiments on a cell-free model system fit in the hypothesis originating from work on several types of intact cells that the exocytotic event is linked with protein phosphorylation.
journal_name
Biochem Biophys Res Communjournal_title
Biochemical and biophysical research communicationsauthors
Konings F,De Potter Wdoi
10.1016/0006-291x(83)91259-7subject
Has Abstractpub_date
1983-01-14 00:00:00pages
55-60issue
1eissn
0006-291Xissn
1090-2104pii
0006-291X(83)91259-7journal_volume
110pub_type
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
pub_type: 杂志文章
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
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journal_title:Biochemical and biophysical research communications
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doi:10.1006/bbrc.1997.6377
更新日期:1997-03-27 00:00:00