Source:http://linkedlifedata.com/resource/pubmed/id/20920610
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
2010-12-15
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pubmed:abstractText |
Mutations in the TMEM70 gene are responsible for a familial form of complex V deficiency presenting with 3-methylglutaconic aciduria, lactic acidosis, cardiomyopathy and mitochondrial myopathy. Here we present a case of TMEM70 deficiency due to compound heterozygous mutations, who displayed abnormal mitochondria with whorled cristae in muscle. Immunogold electron microscopy and tomography shows for the first time that nucleoid clusters of mtDNA are disrupted in the abnormal mitochondria, with both nucleoids and mitochondrial respiratory chain complexes confined to the outer rings of the whorls. This could explain the differential effects on the expression and assembly of complex V in different tissues.
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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 |
1872-8278
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pubmed:author | |
pubmed:copyrightInfo |
Copyright © 2010 Elsevier B.V. and Mitochondria Research Society. All rights reserved.
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pubmed:issnType |
Electronic
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pubmed:volume |
11
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
191-9
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pubmed:meshHeading |
pubmed-meshheading:20920610-Acidosis, Lactic,
pubmed-meshheading:20920610-Adult,
pubmed-meshheading:20920610-Cardiomyopathies,
pubmed-meshheading:20920610-DNA, Mitochondrial,
pubmed-meshheading:20920610-Female,
pubmed-meshheading:20920610-Fibroblasts,
pubmed-meshheading:20920610-Heterozygote,
pubmed-meshheading:20920610-Humans,
pubmed-meshheading:20920610-Infant, Newborn,
pubmed-meshheading:20920610-Male,
pubmed-meshheading:20920610-Membrane Proteins,
pubmed-meshheading:20920610-Mitochondria,
pubmed-meshheading:20920610-Mitochondria, Muscle,
pubmed-meshheading:20920610-Mitochondrial Diseases,
pubmed-meshheading:20920610-Mitochondrial Proteins,
pubmed-meshheading:20920610-Mutation,
pubmed-meshheading:20920610-Submitochondrial Particles,
pubmed-meshheading:20920610-Tomography
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pubmed:year |
2011
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pubmed:articleTitle |
Complex V TMEM70 deficiency results in mitochondrial nucleoid disorganization.
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pubmed:affiliation |
Genetics and Genome Biology, The Research Institute, The Hospital for Sick Children, Toronto, ON, Canada.
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pubmed:publicationType |
Journal Article,
Case Reports
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