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Predicate | Object |
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rdf:type | |
lifeskim:mentions |
umls-concept:C0014834,
umls-concept:C0016315,
umls-concept:C0072651,
umls-concept:C0181904,
umls-concept:C0182400,
umls-concept:C0205102,
umls-concept:C0332324,
umls-concept:C0392747,
umls-concept:C0443172,
umls-concept:C0596901,
umls-concept:C0596972,
umls-concept:C0728873,
umls-concept:C1521743,
umls-concept:C1524063,
umls-concept:C1622418,
umls-concept:C1704646
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pubmed:issue |
1
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pubmed:dateCreated |
1984-3-6
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pubmed:abstractText |
Measurements of the fluorescent properties of 8-hydroxy-1,3,6-pyrenetrisulfonate (pyranine) enclosed within the internal space of Escherichia coli membrane vesicles enable recordings and quantitative analysis of: (i) changes in intravesicular pH taking place during oxidation of electron donors by the membrane respiratory chain; (ii) transient alkalization of the internal aqueous space resulting from the creation of outwardly directed acetate diffusion gradients across the vesicular membrane. Quantitation of the fluorescence variations recorded during the creation of transmembrane acetate gradients shows a close correspondence between the measured shifts in internal pH value and those expected from the amplitude of the imposed acetate gradients.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Jan
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pubmed:issn |
0014-5793
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
23
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pubmed:volume |
166
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
120-4
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pubmed:dateRevised |
2000-12-18
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pubmed:meshHeading |
pubmed-meshheading:6319187-Acetates,
pubmed-meshheading:6319187-Arylsulfonates,
pubmed-meshheading:6319187-Cell Membrane,
pubmed-meshheading:6319187-Cell-Free System,
pubmed-meshheading:6319187-Electron Transport,
pubmed-meshheading:6319187-Escherichia coli,
pubmed-meshheading:6319187-Hydrogen-Ion Concentration,
pubmed-meshheading:6319187-Lactates,
pubmed-meshheading:6319187-Oxidation-Reduction
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pubmed:year |
1984
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pubmed:articleTitle |
Use of the pH sensitive fluorescence probe pyranine to monitor internal pH changes in Escherichia coli membrane vesicles.
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pubmed:publicationType |
Journal Article
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