Pathology identifies glomerular treatment targets in diabetic nephropathy

The development of the glomerular injury in diabetic nephropathy involves interactions between podocytes, endothelium, and the mesangium. Loss of podocytes is an early and critical step in the development of diabetic nephropathy, and analysis of structural lesions within the mesangium such as mesang...

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Main Authors: Charles E. Alpers, Kelly L. Hudkins
Format: Article
Language:English
Published: The Korean Society of Nephrology 2018-06-01
Series:Kidney Research and Clinical Practice
Subjects:
Online Access:https://doi.org/10.23876/j.krcp.2018.37.2.106
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author Charles E. Alpers
Kelly L. Hudkins
author_facet Charles E. Alpers
Kelly L. Hudkins
author_sort Charles E. Alpers
collection DOAJ
description The development of the glomerular injury in diabetic nephropathy involves interactions between podocytes, endothelium, and the mesangium. Loss of podocytes is an early and critical step in the development of diabetic nephropathy, and analysis of structural lesions within the mesangium such as mesangiolysis implicate the loss of podocytes as a key mediating event. The BTBR ob/ob mouse has proved a useful tool to demonstrate that restoration of podocyte density, once thought to be an absolute barrier to glomerular repair, can be achieved with replacement of the hormone leptin that is constitutively absent in these mice. Restoration of podocyte density is associated with reversal of the structural lesions of morphologically advanced diabetic glomerular injury in this model. This finding, in conjunction with the demonstration in human diabetic patients with morphologically advanced diabetic nephropathy and with long-standing functioning pancreatic transplants of ten years duration that their diabetic nephropathy can be reversed, suggests that restoration of podocyte number and density is an appropriate target for the development of new therapeutics for diabetic nephropathy.
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spelling doaj.art-514b99f8ad1945bfbe936a67bfc6edf12022-12-21T23:38:30ZengThe Korean Society of NephrologyKidney Research and Clinical Practice2211-91322018-06-0137210611110.23876/j.krcp.2018.37.2.106j.krcp.2018.37.2.106Pathology identifies glomerular treatment targets in diabetic nephropathyCharles E. Alpers0Kelly L. Hudkins1Department of Pathology, University of Washington, Seattle, WA, USADepartment of Pathology, University of Washington, Seattle, WA, USAThe development of the glomerular injury in diabetic nephropathy involves interactions between podocytes, endothelium, and the mesangium. Loss of podocytes is an early and critical step in the development of diabetic nephropathy, and analysis of structural lesions within the mesangium such as mesangiolysis implicate the loss of podocytes as a key mediating event. The BTBR ob/ob mouse has proved a useful tool to demonstrate that restoration of podocyte density, once thought to be an absolute barrier to glomerular repair, can be achieved with replacement of the hormone leptin that is constitutively absent in these mice. Restoration of podocyte density is associated with reversal of the structural lesions of morphologically advanced diabetic glomerular injury in this model. This finding, in conjunction with the demonstration in human diabetic patients with morphologically advanced diabetic nephropathy and with long-standing functioning pancreatic transplants of ten years duration that their diabetic nephropathy can be reversed, suggests that restoration of podocyte number and density is an appropriate target for the development of new therapeutics for diabetic nephropathy.https://doi.org/10.23876/j.krcp.2018.37.2.106Diabetic nephropathiesHistologyPathologyPodocytes
spellingShingle Charles E. Alpers
Kelly L. Hudkins
Pathology identifies glomerular treatment targets in diabetic nephropathy
Kidney Research and Clinical Practice
Diabetic nephropathies
Histology
Pathology
Podocytes
title Pathology identifies glomerular treatment targets in diabetic nephropathy
title_full Pathology identifies glomerular treatment targets in diabetic nephropathy
title_fullStr Pathology identifies glomerular treatment targets in diabetic nephropathy
title_full_unstemmed Pathology identifies glomerular treatment targets in diabetic nephropathy
title_short Pathology identifies glomerular treatment targets in diabetic nephropathy
title_sort pathology identifies glomerular treatment targets in diabetic nephropathy
topic Diabetic nephropathies
Histology
Pathology
Podocytes
url https://doi.org/10.23876/j.krcp.2018.37.2.106
work_keys_str_mv AT charlesealpers pathologyidentifiesglomerulartreatmenttargetsindiabeticnephropathy
AT kellylhudkins pathologyidentifiesglomerulartreatmenttargetsindiabeticnephropathy