Species diversity regarding the presence of proximal tubular progenitor cells of the kidney

<p>The cellular source for tubular regeneration following kidney injury is a matter of dispute, with reports suggesting a stem or progenitor cells as the regeneration source while linage tracing studies in mice seemingly favor the classical theory, where regeneration is performed by randomly s...

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Main Authors: J. Hansson, A.E. Ericsson, H. Axelson, M.E. Johansson
Format: Article
Language:English
Published: PAGEPress Publications 2016-02-01
Series:European Journal of Histochemistry
Subjects:
Online Access:http://www.ejh.it/index.php/ejh/article/view/2567
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author J. Hansson
A.E. Ericsson
H. Axelson
M.E. Johansson
author_facet J. Hansson
A.E. Ericsson
H. Axelson
M.E. Johansson
author_sort J. Hansson
collection DOAJ
description <p>The cellular source for tubular regeneration following kidney injury is a matter of dispute, with reports suggesting a stem or progenitor cells as the regeneration source while linage tracing studies in mice seemingly favor the classical theory, where regeneration is performed by randomly surviving cells. We, and others have previously described a scattered cell population localized to the tubules of human kidney, which increases in number following injury. Here we have characterized the species distribution of these proximal tubular progenitor cells (PTPCs) in kidney tissue from chimpanzee, pig, rat and mouse using a set of human PTPC markers. We detected PTPCs in chimpanzee and pig kidneys, but not in mouse tissue. Also, subjecting mice to the unilateral urethral obstruction model, caused clear signs of tubular injury, but failed to induce the PTPC phenotype in renal tubules.</p>
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spelling doaj.art-016047eca86348ae8a030849f12bb3632022-12-22T01:07:34ZengPAGEPress PublicationsEuropean Journal of Histochemistry1121-760X2038-83062016-02-0160110.4081/ejh.2016.25671494Species diversity regarding the presence of proximal tubular progenitor cells of the kidneyJ. Hansson0A.E. Ericsson1H. Axelson2M.E. Johansson3Lund UniversityAstra-Zeneca R&D Mölndal, CKD, Bioscience HB258Lund UniversityLund University, Skåne University Hospital<p>The cellular source for tubular regeneration following kidney injury is a matter of dispute, with reports suggesting a stem or progenitor cells as the regeneration source while linage tracing studies in mice seemingly favor the classical theory, where regeneration is performed by randomly surviving cells. We, and others have previously described a scattered cell population localized to the tubules of human kidney, which increases in number following injury. Here we have characterized the species distribution of these proximal tubular progenitor cells (PTPCs) in kidney tissue from chimpanzee, pig, rat and mouse using a set of human PTPC markers. We detected PTPCs in chimpanzee and pig kidneys, but not in mouse tissue. Also, subjecting mice to the unilateral urethral obstruction model, caused clear signs of tubular injury, but failed to induce the PTPC phenotype in renal tubules.</p>http://www.ejh.it/index.php/ejh/article/view/2567Acute tubular necrosistubular regenerationspecies diversity, proximal tubules.
spellingShingle J. Hansson
A.E. Ericsson
H. Axelson
M.E. Johansson
Species diversity regarding the presence of proximal tubular progenitor cells of the kidney
European Journal of Histochemistry
Acute tubular necrosis
tubular regeneration
species diversity
, proximal tubules.
title Species diversity regarding the presence of proximal tubular progenitor cells of the kidney
title_full Species diversity regarding the presence of proximal tubular progenitor cells of the kidney
title_fullStr Species diversity regarding the presence of proximal tubular progenitor cells of the kidney
title_full_unstemmed Species diversity regarding the presence of proximal tubular progenitor cells of the kidney
title_short Species diversity regarding the presence of proximal tubular progenitor cells of the kidney
title_sort species diversity regarding the presence of proximal tubular progenitor cells of the kidney
topic Acute tubular necrosis
tubular regeneration
species diversity
, proximal tubules.
url http://www.ejh.it/index.php/ejh/article/view/2567
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AT aeericsson speciesdiversityregardingthepresenceofproximaltubularprogenitorcellsofthekidney
AT haxelson speciesdiversityregardingthepresenceofproximaltubularprogenitorcellsofthekidney
AT mejohansson speciesdiversityregardingthepresenceofproximaltubularprogenitorcellsofthekidney