Progress in Pathogenesis of Proteinuria

Aims. Proteinuria not only is a sign of kidney damage, but also is involved in the progression of renal diseases as an independent pathologic factor. Clinically, glomerular proteinuria is most commonly observed, which relates to structural and functional anomalies in the glomerular filtration barrie...

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Main Authors: Aihua Zhang, Songming Huang
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:International Journal of Nephrology
Online Access:http://dx.doi.org/10.1155/2012/314251
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author Aihua Zhang
Songming Huang
author_facet Aihua Zhang
Songming Huang
author_sort Aihua Zhang
collection DOAJ
description Aims. Proteinuria not only is a sign of kidney damage, but also is involved in the progression of renal diseases as an independent pathologic factor. Clinically, glomerular proteinuria is most commonly observed, which relates to structural and functional anomalies in the glomerular filtration barrier. The aim of this paper was to describe the pathogenesis of glomerular proteinuria. Data Sources. Articles on glomerular proteinuria retrieved from Pubmed and MEDLINE in the recent 5 years were reviewed. Results. The new understanding of the roles of glomerular endothelial cells and the glomerular basement membrane (GBM) in the pathogenesis of glomerular proteinuria was gained. The close relationships of slit diaphragm (SD) molecules such as nephrin, podocin, CD2-associated protein (CD2AP), a-actinin-4, transient receptor potential cation channel 6 (TRPC6), Densin and membrane-associated guanylate kinase inverted 1 (MAGI-1), α3β1 integrin, WT1, phospholipase C epsilon-1 (PLCE1), Lmx1b, and MYH9, and mitochondrial disorders and circulating factors in the pathogenesis of glomerular proteinuria were also gradually discovered. Conclusion. Renal proteinuria is a manifestation of glomerular filtration barrier dysfunction. Not only glomerular endothelial cells and GBM, but also the glomerular podocytes and their SDs play an important role in the pathogenesis of glomerular proteinuria.
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spelling doaj-art-5c06d52fa9674e26add47d831576bdc32025-02-03T05:51:22ZengWileyInternational Journal of Nephrology2090-214X2090-21582012-01-01201210.1155/2012/314251314251Progress in Pathogenesis of ProteinuriaAihua Zhang0Songming Huang1Department of Nephrology, Nanjing Children's Hospital, Nanjing Medical University, Nanjing 210008, ChinaDepartment of Nephrology, Nanjing Children's Hospital, Nanjing Medical University, Nanjing 210008, ChinaAims. Proteinuria not only is a sign of kidney damage, but also is involved in the progression of renal diseases as an independent pathologic factor. Clinically, glomerular proteinuria is most commonly observed, which relates to structural and functional anomalies in the glomerular filtration barrier. The aim of this paper was to describe the pathogenesis of glomerular proteinuria. Data Sources. Articles on glomerular proteinuria retrieved from Pubmed and MEDLINE in the recent 5 years were reviewed. Results. The new understanding of the roles of glomerular endothelial cells and the glomerular basement membrane (GBM) in the pathogenesis of glomerular proteinuria was gained. The close relationships of slit diaphragm (SD) molecules such as nephrin, podocin, CD2-associated protein (CD2AP), a-actinin-4, transient receptor potential cation channel 6 (TRPC6), Densin and membrane-associated guanylate kinase inverted 1 (MAGI-1), α3β1 integrin, WT1, phospholipase C epsilon-1 (PLCE1), Lmx1b, and MYH9, and mitochondrial disorders and circulating factors in the pathogenesis of glomerular proteinuria were also gradually discovered. Conclusion. Renal proteinuria is a manifestation of glomerular filtration barrier dysfunction. Not only glomerular endothelial cells and GBM, but also the glomerular podocytes and their SDs play an important role in the pathogenesis of glomerular proteinuria.http://dx.doi.org/10.1155/2012/314251
spellingShingle Aihua Zhang
Songming Huang
Progress in Pathogenesis of Proteinuria
International Journal of Nephrology
title Progress in Pathogenesis of Proteinuria
title_full Progress in Pathogenesis of Proteinuria
title_fullStr Progress in Pathogenesis of Proteinuria
title_full_unstemmed Progress in Pathogenesis of Proteinuria
title_short Progress in Pathogenesis of Proteinuria
title_sort progress in pathogenesis of proteinuria
url http://dx.doi.org/10.1155/2012/314251
work_keys_str_mv AT aihuazhang progressinpathogenesisofproteinuria
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