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Updated: Apr 29, 2026

Kidney Regeneration in Adult Zebrafish by Gentamicin Induced Injury

Kidney Regeneration in Adult Zebrafish by Gentamicin Induced Injury

Published on: August 3, 2015

Kidney regeneration in fish.

Alan J Davidson¹

¹Department of Molecular Medicine and Pathology, School of Medical Sciences, Faculty of Medical and Health Sciences, The University of Auckland, Auckland, New Zealand.

Nephron. Experimental Nephrology

|May 24, 2014

Summary

This summary is machine-generated.

Fish can regenerate nephrons throughout life, unlike mammals. Understanding this process, involving migratory nephron progenitors, could unlock new regenerative therapies for human kidney disease.

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Area of Science:

Comparative physiology
Regenerative medicine
Nephrology

Background:

Mammalian kidneys cannot form new nephrons after birth, limiting regenerative capacity.
Kidney injury damages nephrons, the essential blood-filtering units.
Fish possess a remarkable ability for de novo nephron formation throughout adulthood.

Purpose of the Study:

To review nephron formation in fish kidneys.
To explore the molecular and morphological aspects of fish nephrogenesis.
To highlight the potential of fish nephron progenitors for regenerative therapies.

Main Methods:

Morphological examination of fish kidneys.
Molecular analysis of nephrogenesis.
Review of studies on nephron progenitor transplantation.

Main Results:

Fish nephron progenitors arise in larvae, migrate, and form new nephrons.
These progenitors persist in adult fish, enabling continuous nephron addition.
Acute kidney injury significantly enhances nephron formation in fish.
Transplanted fish nephron progenitors can form functional nephrons in recipient kidneys.

Conclusions:

Fish nephrogenesis provides a model for understanding kidney regeneration.
Migratory nephron progenitors are key to fish kidney repair and growth.
This research offers potential pathways for developing human kidney regenerative therapies.