Source:http://linkedlifedata.com/resource/pubmed/id/11483615
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
41
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pubmed:dateCreated |
2001-10-8
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pubmed:abstractText |
The ratios of the oxidative phosphorylation complexes NADH:ubiquinone reductase (complex I), succinate:ubiquinone reductase (complex II), ubiquinol:cytochrome c reductase (complex III), cytochrome c oxidase (complex IV), and F1F0-ATP synthase (complex V) from bovine heart mitochondria were determined by applying three novel and independent approaches that gave consistent results: 1) a spectrophotometric-enzymatic assay making use of differential solubilization of complexes II and III and parallel assays of spectra and catalytic activities in the samples before and after ultracentrifugation were used for the determination of the ratios of complexes II, III, and IV; 2) an electrophoretic-densitometric approach using two-dimensional electrophoresis (blue native-polyacrylamide gel electrophoresis and SDS-polyacrylamide gel electrophoresis) and Coomassie blue-staining indices of subunits of complexes was used for determining the ratios of complexes I, III, IV, and V; and 3) two electrophoretic-densitometric approaches that are independent of the use of staining indices were used for determining the ratio of complexes I and III. For complexes I, II, III, IV, and V in bovine heart mitochondria, a ratio 1.1 +/- 0.2:1.3 +/- 0.1:3:6.7 +/- 0.8:3.5 +/- 0.2 was determined.
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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 |
Oct
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pubmed:issn |
0021-9258
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
12
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pubmed:volume |
276
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
37861-7
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:11483615-Animals,
pubmed-meshheading:11483615-Catalysis,
pubmed-meshheading:11483615-Cattle,
pubmed-meshheading:11483615-Electron Transport,
pubmed-meshheading:11483615-Electrophoresis, Gel, Two-Dimensional,
pubmed-meshheading:11483615-Glucosides,
pubmed-meshheading:11483615-Mitochondria, Heart,
pubmed-meshheading:11483615-NADH, NADPH Oxidoreductases,
pubmed-meshheading:11483615-Oxidative Phosphorylation,
pubmed-meshheading:11483615-Spectrophotometry, Ultraviolet
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pubmed:year |
2001
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pubmed:articleTitle |
The ratio of oxidative phosphorylation complexes I-V in bovine heart mitochondria and the composition of respiratory chain supercomplexes.
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pubmed:affiliation |
Zentrum der Biologischen Chemie, Universitätsklinikum Frankfurt, D-60590 Frankfurt, Germany. schaegger@zbc.klinik.uni-frankfurt.de
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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