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Aging cells may link kidney disease and heart scarring, a review finds

A study · Kidney360 · Oct 23, 2026

What this means

This review suggests old, stuck cells may help connect kidney disease and heart stiffening. It does not prove that cause, and most cause-and-effect evidence comes from cells and animals.

Plain-English summary written by an AI model from the abstract. The original is below.

Tested inAnimals
Who it was tested in
A review of earlier studies; mostly cell and animal work, plus some human samples
Kind of research
A study

The science

Original title
Cellular Senescence as a Core Mechanistic Link between CKD, Cardiac Fibrosis, and Aging.
Authors
Di Carmine S, Baird DP, Mylonas KJ
Journal
Kidney360
Published
Oct 23, 2026
Study type
Study

Abstract

CKD and cardiovascular disease frequently coexist and represent a major global health burden. Cellular senescence may connect these disorders through persistent inflammation, fibrosis, and metabolic stress. Senescent cells undergo sustained proliferative arrest and release a pro-inflammatory, pro-fibrotic secretome called the senescence-associated secretory phenotype. In kidney and heart tissue, persistent senescent cells may promote immune-cell infiltration, fibroblast activation, extracellular matrix deposition, and tissue stiffening. Human biopsy, cardiac-tissue, urinary-biomarker, circulating-proteomic, and early senolytic data support associations between senescence markers, kidney dysfunction, and cardiovascular remodelling. However, most causal and interventional evidence still comes from cell-culture and animal models. This review critically evaluates cellular senescence as a plausible cardiorenal-fibrosis mechanism while emphasizing that causality, biomarker specificity, and therapeutic benefit in humans remain to be fully elucidated.

Read it on PubMed ↗

Di Carmine S, Baird DP, Mylonas KJ Cellular Senescence as a Core Mechanistic Link between CKD, Cardiac Fibrosis, and Aging. Kidney360. 2026. doi:10.34067/KID.0000001463. PMID: 42911667. https://pubmed.ncbi.nlm.nih.gov/42911667/

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