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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
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pubmed:dateCreated |
1995-8-17
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pubmed:abstractText |
We injected bupivacaine (BPVC), which produces muscle fiber necrosis, repeatedly into the soleus muscles of mdx mice, which represent a model of human Duchenne muscular dystrophy, over a 12-month period. Cytological and morphometric analysis revealed that the regenerative capacity of repeatedly BPVC-injected mdx muscles was almost equal to that of the saline-injected mdx muscles. At 9 months of age the endomysial collagen content of mdx muscles was 4.6 times that of control mice muscles, and was 7.2 times that of control mice muscle at 12 months. These results suggest that the regenerative capacity of the mdx muscle is quite large and that myo-necrosis induced by an extrinsic cause, such as BPVC, may not be an important factor in the disease progress. However, endomysial collagen, for which the mechanism of increase may be related to the defect of dystrophin, may play an important role in gradual decline of regeneration.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
|
pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:issn |
0001-6322
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
89
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
|
pubmed:pagination |
380-4
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pubmed:dateRevised |
2008-11-21
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pubmed:meshHeading |
pubmed-meshheading:7610771-Age Factors,
pubmed-meshheading:7610771-Animals,
pubmed-meshheading:7610771-Antibodies,
pubmed-meshheading:7610771-Bupivacaine,
pubmed-meshheading:7610771-Collagen,
pubmed-meshheading:7610771-Mice,
pubmed-meshheading:7610771-Mice, Inbred C57BL,
pubmed-meshheading:7610771-Muscle, Skeletal,
pubmed-meshheading:7610771-Muscle Fibers, Skeletal,
pubmed-meshheading:7610771-Muscular Dystrophy, Animal,
pubmed-meshheading:7610771-Regeneration
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pubmed:year |
1995
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pubmed:articleTitle |
Regenerative capacity of mdx mouse muscles after repeated applications of myo-necrotic bupivacaine.
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pubmed:affiliation |
Department of Pediatrics, Utano National Hospital, Kyoto, Japan.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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