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Kidney histological alterations and metallothionein and heat shock protein expression in Wistar rats after fungicide thiram exposure

dc.contributor.authorPaiva, F.
dc.contributor.authorFialho, L.
dc.contributor.authorRafael, A.
dc.contributor.authorSilverio Cabrita, A.
dc.contributor.authorPereira, A. M. F.
dc.contributor.authorCapela e Silva, F.
dc.date.accessioned2018-12-07T14:52:57Z
dc.date.available2018-12-07T14:52:57Z
dc.date.issued2013-02
dc.description.abstractThe histological alterations and the expression of metallothionein (MTs) and heat shock protein (Hsp70) in the kidney of Wistar rats after thiram fungicide exposure were evaluated. Animals were distributed into three groups: standard diet group, standard diet + corn oil group and thiram group. Significant differences were found (P<0,05) in the evolution of body weight between rats in the thiram group and those in the control and corn oil groups, and no histological lesions were evident in the animals' kidneys. Differences were found among animals in the group exposed to thiram and the control and oil groups regarding histomorphometric characteristics of the renal corpuscle - except for the proportion in the area of Bowman's capsule: glomerulus area - and regarding the height of the epitelium in the distal tubules. In rats exposed to thiram, a positive moderate to strong immunoexpression was observed for MTs, in the cortical convulated tubules decreasing the cortex towards the medulla, and a strong immunoexpression for Hsp70 in the cortex and medulla areas, in the glomerulus and convulated tubules. The results suggest that thiram may have chronic toxicity in mammals affecting their growth, and that the expression of MTs and Hsp70, a probable cellular adaptive response to the oxidative stress caused by thiram, may be used as a biomarker of exposure to this chemical.
dc.description.versioninfo:eu-repo/semantics/publishedVersion
dc.identifier.doi10.1590/S0102-09352013000100015
dc.identifier.issn0102-0935
dc.identifier.urihttp://hdl.handle.net/10400.1/11285
dc.language.isopor
dc.peerreviewedyes
dc.publisherArquivo Brasileiro Medicina Veterinaria Zootecnia
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/
dc.subjectMicronucleus test
dc.subjectInduction
dc.subjectZiram
dc.subjectFlounder
dc.subjectMice
dc.titleKidney histological alterations and metallothionein and heat shock protein expression in Wistar rats after fungicide thiram exposure
dc.title.alternativeAlterações histológicas dos rins e expressão das metalotioneínas e das proteínas de choque térmico em ratos Wistar após exposição ao fungicida tirame
dc.typejournal article
dspace.entity.typePublication
oaire.citation.endPage102
oaire.citation.issue1
oaire.citation.startPage95
oaire.citation.titleArquivo Brasileiro de Medicina Veterinária e Zootecnia
oaire.citation.volume65
rcaap.rightsopenAccess
rcaap.typearticle

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