Current understanding of the molecular mechanisms of circulating permeability factor in focal segmental glomerulosclerosis

The pathogenetic mechanisms underlying the onset and the post-transplant recurrence of primary focal segmental glomerulosclerosis (FSGS) are complex and remain yet to be fully elucidated. However, a growing body of evidence emphasizes the pivotal role of the immune system in both initiating and perp...

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Main Authors: Giuseppe Salfi, Federica Casiraghi, Giuseppe Remuzzi
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-09-01
Series:Frontiers in Immunology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fimmu.2023.1247606/full
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author Giuseppe Salfi
Federica Casiraghi
Giuseppe Remuzzi
author_facet Giuseppe Salfi
Federica Casiraghi
Giuseppe Remuzzi
author_sort Giuseppe Salfi
collection DOAJ
description The pathogenetic mechanisms underlying the onset and the post-transplant recurrence of primary focal segmental glomerulosclerosis (FSGS) are complex and remain yet to be fully elucidated. However, a growing body of evidence emphasizes the pivotal role of the immune system in both initiating and perpetuating the disease. Extensive investigations, encompassing both experimental models and patient studies, have implicated T cells, B cells, and complement as crucial actors in the pathogenesis of primary FSGS, with various molecules being proposed as potential “circulating factors” contributing to the disease and its recurrence post kidney-transplantation. In this review, we critically assessed the existing literature to identify essential pathways for a comprehensive characterization of the pathogenesis of FSGS. Recent discoveries have shed further light on the intricate interplay between these mechanisms. We present an overview of the current understanding of the engagement of distinct molecules and immune cells in FSGS pathogenesis while highlighting critical knowledge gaps that require attention. A thorough characterization of these intricate immune mechanisms holds the potential to identify noninvasive biomarkers that can accurately identify patients at high risk of post-transplant recurrence. Such knowledge can pave the way for the development of targeted and personalized therapeutic approaches in the management of FSGS.
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spelling doaj.art-8b4ed01fab284396bb397661d8896f5c2023-09-19T16:48:55ZengFrontiers Media S.A.Frontiers in Immunology1664-32242023-09-011410.3389/fimmu.2023.12476061247606Current understanding of the molecular mechanisms of circulating permeability factor in focal segmental glomerulosclerosisGiuseppe SalfiFederica CasiraghiGiuseppe RemuzziThe pathogenetic mechanisms underlying the onset and the post-transplant recurrence of primary focal segmental glomerulosclerosis (FSGS) are complex and remain yet to be fully elucidated. However, a growing body of evidence emphasizes the pivotal role of the immune system in both initiating and perpetuating the disease. Extensive investigations, encompassing both experimental models and patient studies, have implicated T cells, B cells, and complement as crucial actors in the pathogenesis of primary FSGS, with various molecules being proposed as potential “circulating factors” contributing to the disease and its recurrence post kidney-transplantation. In this review, we critically assessed the existing literature to identify essential pathways for a comprehensive characterization of the pathogenesis of FSGS. Recent discoveries have shed further light on the intricate interplay between these mechanisms. We present an overview of the current understanding of the engagement of distinct molecules and immune cells in FSGS pathogenesis while highlighting critical knowledge gaps that require attention. A thorough characterization of these intricate immune mechanisms holds the potential to identify noninvasive biomarkers that can accurately identify patients at high risk of post-transplant recurrence. Such knowledge can pave the way for the development of targeted and personalized therapeutic approaches in the management of FSGS.https://www.frontiersin.org/articles/10.3389/fimmu.2023.1247606/fullFSGSimmunitypermeability factorcirculating factorpost-transplant recurrenceidiopathic nephrotic syndrome
spellingShingle Giuseppe Salfi
Federica Casiraghi
Giuseppe Remuzzi
Current understanding of the molecular mechanisms of circulating permeability factor in focal segmental glomerulosclerosis
Frontiers in Immunology
FSGS
immunity
permeability factor
circulating factor
post-transplant recurrence
idiopathic nephrotic syndrome
title Current understanding of the molecular mechanisms of circulating permeability factor in focal segmental glomerulosclerosis
title_full Current understanding of the molecular mechanisms of circulating permeability factor in focal segmental glomerulosclerosis
title_fullStr Current understanding of the molecular mechanisms of circulating permeability factor in focal segmental glomerulosclerosis
title_full_unstemmed Current understanding of the molecular mechanisms of circulating permeability factor in focal segmental glomerulosclerosis
title_short Current understanding of the molecular mechanisms of circulating permeability factor in focal segmental glomerulosclerosis
title_sort current understanding of the molecular mechanisms of circulating permeability factor in focal segmental glomerulosclerosis
topic FSGS
immunity
permeability factor
circulating factor
post-transplant recurrence
idiopathic nephrotic syndrome
url https://www.frontiersin.org/articles/10.3389/fimmu.2023.1247606/full
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AT giusepperemuzzi currentunderstandingofthemolecularmechanismsofcirculatingpermeabilityfactorinfocalsegmentalglomerulosclerosis