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Related Experiment Video

Updated: Aug 6, 2025

Comparative Proteomic Analysis of Whole Kidney, Medulla, and Cortical Tubules in Diabetic Pathogenesis of Kidney Injury in Mice
10:31

Comparative Proteomic Analysis of Whole Kidney, Medulla, and Cortical Tubules in Diabetic Pathogenesis of Kidney Injury in Mice

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Kidney-specific metabolomic profiling in machine perfusate.

Eugene P Rhee1

  • 1Nephrology Division and Endocrine Unit, Massachusetts General Hospital, Boston, Massachusetts, USA.

Kidney International
|March 22, 2023
PubMed
Summary
This summary is machine-generated.

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This study uses metabolomics on kidney perfusate to assess organ quality. It identifies key metabolites related to kidney ischemia, improving understanding of kidney metabolism and transplantation.

Area of Science:

  • Nephrology
  • Metabolomics
  • Transplantation Science

Background:

  • Blood and urine metabolomics are common for kidney disease research.
  • Assessing donor kidney quality for transplantation remains challenging.
  • Hypothermic machine perfusion (HMP) is used to preserve donor kidneys.

Purpose of the Study:

  • To apply metabolomics to kidney perfusate during HMP.
  • To identify metabolites indicative of kidney ischemia and injury.
  • To evaluate the utility of perfusate metabolomics for allograft quality assessment.

Main Methods:

  • Collected perfusate from donor kidneys undergoing HMP.
  • Performed untargeted metabolomic analysis on perfusate samples.
  • Correlated metabolite profiles with kidney ischemia markers.

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Related Experiment Videos

Last Updated: Aug 6, 2025

Comparative Proteomic Analysis of Whole Kidney, Medulla, and Cortical Tubules in Diabetic Pathogenesis of Kidney Injury in Mice
10:31

Comparative Proteomic Analysis of Whole Kidney, Medulla, and Cortical Tubules in Diabetic Pathogenesis of Kidney Injury in Mice

Published on: May 2, 2025

243
Using a Chemical Biopsy for Graft Quality Assessment
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Published on: June 17, 2020

5.3K
The Mouse Isolated Perfused Kidney Technique
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Main Results:

  • Identified specific metabolites that change during HMP.
  • Highlighted the potential of perfusate metabolomics to detect kidney ischemia.
  • Demonstrated limitations in current allograft quality assessment methods.

Conclusions:

  • Perfusate metabolomics offers a novel approach to assess donor kidney quality.
  • This method can identify early signs of kidney ischemia.
  • Further research can refine perfusate analysis for improved transplantation outcomes.