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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
11
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pubmed:dateCreated |
1991-4-25
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pubmed:abstractText |
Fiber types in human extraocular muscle (h-EOM) were examined immunohistochemically with antibodies against slow tonic (anti-ALD) and slow twitch (anti-SOL) myosins. Four types of muscle fiber in h-EOM were distinguishable according to their reactivities with these antibodies. Groups 1 and 2 fibers reacted with both antibodies, group 1 fibers showing stronger reactivity than group 2 fibers with anti-ALD. Group 3 fibers reacted only with anti-SOL. Group 4 fibers did not react with either antibody. The latter were the most common, and were the main fibers in both the peripheral (outer orbital) and central zones of h-EOM. The next most common were group 1 fibers, which were located mainly in the peripheral layer. Group 2 fibers were less common, but were the second most common type in the central layer. Group 3 fibers were only minor constituents. Multiple innervations were observed in some fibers of groups 1 and 2, and group 1 fibers were suggested to be slow tonic myofibers in h-EOM. These specific immunohistochemical and physiological features of h-EOM seem to be the basis of the low morbidity seen in the usual types of muscular dystrophy.
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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 |
Nov
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pubmed:issn |
0001-6632
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
40
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
808-14
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pubmed:dateRevised |
2009-11-19
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pubmed:meshHeading |
pubmed-meshheading:2077814-Aged,
pubmed-meshheading:2077814-Aged, 80 and over,
pubmed-meshheading:2077814-Eye,
pubmed-meshheading:2077814-Humans,
pubmed-meshheading:2077814-Immunohistochemistry,
pubmed-meshheading:2077814-Middle Aged,
pubmed-meshheading:2077814-Muscles,
pubmed-meshheading:2077814-Myosins
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pubmed:year |
1990
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pubmed:articleTitle |
Immunohistochemical study of fiber types in human extraocular muscles.
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pubmed:affiliation |
First Department of Pathology, Tokushima University School of Medicine, Japan.
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pubmed:publicationType |
Journal Article
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