Abstract:
BACKGROUND:Pulmonary-renal syndrome is characterized by pulmonary hemorrhage and rapidly progressive glomerulonephritis in various immunological states. Histopathological analysis of pulmonary-renal syndrome is not yet complete. METHODS:Wistar-Kyoto (WKY) rats were sensitized using the noncollagenous (NC1) domain of type IV collagen from bovine kidney as an antigen. Histopathology of the kidneys and lungs was investigated with light microscopy, immunohistochemistry and electromicroscopy. Expression levels of cytokine mRNA were determined by real-time RT-PCR using renal tissue of rats. RESULTS:Macrophage-rich granulomatous glomerulonephritis and alveolar capillaritis accompanied with pulmonary hemorrhage were induced by the sensitization. The humoral antibody against NC1 was detected on the glomerular and alveolar capillary walls. Th2 cytokine IL-10 was dominant over Th1 cytokine IFN-gamma in renal tissues of WKY rats. CONCLUSION:The granulomatous transformation seemed to be induced by macrophage conspicuous capillaritis under dominant cellular immune reactions in WKY rats. In addition to Th1 cytokines, Th2 cytokines may also participate in the formation of granulomatous lesions.
journal_name
Clin Exp Nephroljournal_title
Clinical and experimental nephrologyauthors
Aoyagi D,Nakazawa K,Kaneyama T,Masumoto J,Otani M,Shigematsu Hdoi
10.1007/s10157-009-0260-9subject
Has Abstractpub_date
2010-04-01 00:00:00pages
123-31issue
2eissn
1342-1751issn
1437-7799journal_volume
14pub_type
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pub_type: 杂志文章
doi:10.1007/s10157-013-0828-2
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pub_type: 杂志文章
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pub_type: 杂志文章
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更新日期:2018-02-01 00:00:00
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pub_type: 杂志文章
doi:10.1007/s101570300003
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doi:10.1007/s10157-020-02009-0
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pub_type: 杂志文章,评审
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pub_type: 杂志文章,评审
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更新日期:2011-08-01 00:00:00
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pub_type: 杂志文章
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pub_type: 临床试验,杂志文章
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pub_type: 杂志文章
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