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Regulation of erythropoiesis in a murine model of chronic renal failure : the relative role of erythropoietin and insulin-like growth factor 1

Anemia is an almost invariable manifestation of chronic renal failure (CRF) and it often contributes substantially to the morbidity of the condition. In its uncomplicated form, this anemia is due primarily to reduced production of erythropoietin (EPO) by the diseased kidney. The present study was carried out in order to determine the relative role in the anemia secondary to CRF of EPO and insulin-like growth factor-1 (IGF-1), a recently recognized important regulatory factor of erythropoiesis in the normal physiological state. / A mouse model of CRF was employed in this investigation. Six weeks after the surgical induction of renal failure, the mice were characterized in terms of biochemical and hematological parameters which included the response to a 3-week treatment with recombinant human EPO (r-HuEPO). Additionally the kidneys, liver and bone marrow were harvested for the determination of the mRNA expression of EPO and IGF-1 as assessed by the reverse transcription polymerase chain reaction followed by Southern blotting. Normal mice and mice rendered anemic by phlebotomy were included in all experiments. (Abstract shortened by UMI.)

Identiferoai:union.ndltd.org:LACETR/oai:collectionscanada.gc.ca:QMM.69733
Date January 1993
CreatorsZhang, Fenz
ContributorsGagnon, Raymonde F. (advisor), Brox, Alan (advisor)
PublisherMcGill University
Source SetsLibrary and Archives Canada ETDs Repository / Centre d'archives des thèses électroniques de Bibliothèque et Archives Canada
LanguageEnglish
Detected LanguageEnglish
TypeElectronic Thesis or Dissertation
Formatapplication/pdf
CoverageMaster of Science (Department of Physiology.)
RightsAll items in eScholarship@McGill are protected by copyright with all rights reserved unless otherwise indicated.
Relationalephsysno: 001351724, proquestno: AAIMM91848, Theses scanned by UMI/ProQuest.

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