Morphological changes in distant muscle fibers following thermal injury in Wistar rats

dc.contributor.authorOliveira, Flavia de
dc.contributor.authorBevilacqua, Luci Rezende
dc.contributor.authorAnaruma, Carlos Alberto [UNESP]
dc.contributor.authorBoldrini, Silvia de Campos
dc.contributor.authorLiberti, Edson Aparecido
dc.contributor.institutionUniversidade Federal de São Paulo (UNIFESP)
dc.contributor.institutionUniversidade Estadual Paulista (Unesp)
dc.contributor.institutionUniversidade de São Paulo (USP)
dc.date.accessioned2013-09-30T18:49:14Z
dc.date.accessioned2014-05-20T13:58:44Z
dc.date.available2013-09-30T18:49:14Z
dc.date.available2014-05-20T13:58:44Z
dc.date.issued2010-11-01
dc.description.abstractPurpose: Thermal injury causes catabolic processes as the body attempts to repair the damaged area. This study evaluated the effects of a scald injury on the morphology of muscle fibers belonging to a muscle distant from the lesion. Methods: Thirty Wistar rats were divided into control (C) and scalded (S) groups. Group S was scalded over 45% of the body surface, standardized by body weight. Rats in both groups were euthanized at four, seven and 14 days following the injury. The middle portions of the medial gastrocnemius muscles were sectioned, stained with hematoxylin and eosin and Picrosirius, and submitted to histological analysis. Results: Control group sections exhibited equidistantly distributed polygonal muscle fibers with peripheral nuclei, characteristic of normal muscle. The injured group sections did not consistently show these characteristics; many fibers in these sections exhibited a rounded contour, variable stain intensities, and greater interfiber distances. A substantially increased amount of connective tissue was also observed on the injured group sections. Conclusion: This experimental model found a morphological change in muscle distant from the site of thermal injury covering 45% of the body surface.en
dc.description.affiliationUNIFESP, Dept Biociencias, BR-11060001 Santos, SP, Brazil
dc.description.affiliationUniv São Paulo, Sch Med, BR-09500900 São Paulo, Brazil
dc.description.affiliationState Univ São Paulo UNESP, Dept Biosci, São Paulo, Brazil
dc.description.affiliationUniv São Paulo, ICB, Dept Anat, BR-09500900 São Paulo, Brazil
dc.description.affiliationUniv São Paulo, Inst Biomed Sci, Lab Funct Anat Appl Clin & Surg, BR-09500900 São Paulo, Brazil
dc.description.affiliationUnespState Univ São Paulo UNESP, Dept Biosci, São Paulo, Brazil
dc.format.extent525-528
dc.identifierhttp://dx.doi.org/10.1590/S0102-86502010000600012
dc.identifier.citationActa Cirúrgica Brasileira. São Paulo: Acta Cirúrgica Brasileira, v. 25, n. 6, p. 525-528, 2010.
dc.identifier.doi10.1590/S0102-86502010000600012
dc.identifier.fileS0102-86502010000600012.pdf
dc.identifier.issn0102-8650
dc.identifier.lattes8976718779684832
dc.identifier.scieloS0102-86502010000600012
dc.identifier.urihttp://hdl.handle.net/11449/20873
dc.identifier.wosWOS:000284779000012
dc.language.isoeng
dc.publisherActa Cirúrgica Brasileira
dc.relation.ispartofActa Cirúrgica Brasileira
dc.relation.ispartofjcr0.933
dc.relation.ispartofsjr0,395
dc.rights.accessRightsAcesso aberto
dc.sourceWeb of Science
dc.subjectMorphologyen
dc.subjectMuscle Fibers, Skeletalen
dc.subjectConnective Tissueen
dc.subjectBurnsen
dc.subjectRatsen
dc.titleMorphological changes in distant muscle fibers following thermal injury in Wistar ratsen
dc.typeArtigo
dcterms.licensehttp://www.scielo.br/revistas/acb/iaboutj.htm
dcterms.rightsHolderActa Cirúrgica Brasileira
unesp.author.lattes8976718779684832[3]
unesp.author.orcid0000-0001-8201-5019[3]
unesp.campusUniversidade Estadual Paulista (Unesp), Instituto de Biociências, Rio Claropt

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