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Updated: May 11, 2026

Phenotypic Characterization of Macrophages from Rat Kidney by Flow Cytometry
Published on: October 18, 2016
Pathogenic and protective role of macrophages in kidney disease
Qi Cao1, Yiping Wang, David C H Harris
1Centre for Transplantation and Renal Research, Westmead Millennium Institute, University of Sydney, Darcy Rd., Westmead, Sydney, NSW, Australia. qi.cao@sydney.edu.au
Abstract:
Macrophages (MΦ) are located throughout kidney tissue, where they play important roles in homeostasis, surveillance, tolerance, and cytoprotection. MΦ are highly heterogeneous cells and exhibit distinct phenotypic and functional characteristics depending on their microenvironment and the disease type and stage. Recent studies have identified a dual role for MΦ in several murine models of kidney disease. In this review, we discuss the pathogenic and protective roles of the various MΦ subsets in experimental and human kidney diseases and summarize current progress toward the therapeutic use of MΦ in kidney diseases.
Insights
Macrophages (MΦ) have a dual role in kidney disease, acting as both pathogenic and protective agents. Understanding these diverse macrophage subsets is key to developing new kidney disease therapies.
Area of Science:
- Immunology
- Nephrology
- Cell Biology
Background:
- Macrophages (MΦ) are crucial for kidney homeostasis and surveillance.
- MΦ exhibit significant heterogeneity, with functions varying by microenvironment and disease context.
- Recent research highlights a dual role for MΦ in kidney disease models.
Purpose of the Study:
- To review the pathogenic and protective functions of macrophage subsets in kidney diseases.
- To explore the therapeutic potential of macrophages in treating kidney conditions.
Main Methods:
- Literature review of experimental and human kidney disease studies.
- Analysis of macrophage subset phenotypes and functions in various kidney disease models.
Main Results:
- Macrophage subsets display distinct roles, contributing to both kidney injury and repair.
- Evidence suggests specific MΦ populations can be targeted for therapeutic benefit.
Conclusions:
- Targeting specific macrophage subsets offers a promising therapeutic strategy for kidney diseases.
- Further research into MΦ heterogeneity is essential for advancing kidney disease treatment.
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