Related Experiment Video
Updated: May 13, 2026
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Generation of Human Kidney Tubuloids from Tissue and Urine
Published on: April 16, 2021
Modelling kidney cystogenesis using human kidney tubuloid cultures
Jana Rohe1, Arsila Palliyulla Kariat Ashraf2, Melina Kehl1
1Institute of Pathology, University Hospital Bonn (UKB), Medical Faculty, University of Bonn, Venusberg-Campus 1, Building 62, 53127, Bonn, Germany.
BMC Molecular and Cell Biology
|May 12, 2026
Summary
Researchers refined human kidney tubuloid models to study autosomal dominant polycystic kidney disease (ADPKD). These improved models effectively mimic cyst formation, aiding the discovery of new treatments for this kidney disorder.
Area of Science:
- Nephrology
- Stem Cell Biology
- Biotechnology
Background:
- Autosomal dominant polycystic kidney disease (ADPKD) causes life-threatening renal cyst formation due to primary cilia dysfunction.
- Current understanding of ADPKD molecular mechanisms and effective cures remains limited.
- Human kidney tubuloids offer a 3D model for studying polycystic kidney disease (PKD), but their cystic nature complicates cystogenesis modeling.
Purpose of the Study:
- To refine human kidney tubuloid culture methods for improved modeling of kidney cystogenesis.
- To assess the efficacy of modified tubuloid cultures in recapitulating cyst formation and development.
- To establish a robust in vitro system for investigating ADPKD.
Main Methods:
- Developed human kidney tubuloids from adult kidney tubular cells using distinct 3D culture techniques (suspension vs. extracellular matrix).
- Utilized bulk RNA sequencing and immunohistochemistry to analyze transcriptional profiles and cellular composition.
- Experimentally induced cyst formation via chronic cAMP signaling activation and employed adeno-associated virus for genetic modification.
Main Results:
- Cultured tubuloids exhibited distinct polarized epithelial structures based on the culture method.
- Differential transcriptional profiles indicated variations in cellular composition and fate within the kidney epithelium.
- Chronic cAMP signaling successfully promoted in vitro cyst formation, validating the model's utility.
- Tubuloids demonstrated amenability to genetic manipulation using recombinant adeno-associated virus.
Conclusions:
- Developed in vitro tubuloid cultures serve as relevant models for studying human kidney cystogenesis.
- These refined models will advance the understanding of ADPKD pathogenetic mechanisms.
- The models provide a platform for validating potential therapeutic drugs for clinical use.
