Advances and Challenges in Kidney Organoids

Area of Science:

• Developmental Biology
• Stem Cell Biology
• Regenerative Medicine

Background:

• Organoids are advanced in vitro models renewing interest in cell culture.
• Kidney organoids offer insights into renal development and cell fate.
• Current reviews lack a comprehensive focus on kidney organoid generation methodologies.

Purpose of the Study:

• To comprehensively review kidney organoid differentiation methodologies.
• To summarize current applications and challenges in kidney organoid research.
• To collate variables influencing kidney organoid generation for improved research.

Main Methods:

• Review of updated differentiation protocols for kidney organoids.
• Analysis of technologies like single-cell RNA sequencing and 3D bioprinting.
• Collating factors influencing organoid generation based on existing literature.

Main Results:

• Detailed summary of diverse kidney organoid differentiation strategies.
• Identification of key variables affecting organoid complexity and mimicry of in vivo conditions.
• Highlighting advancements in single-cell technologies for cell type identification.

Conclusions:

• Understanding kidney organoid formation aids in deciphering in vivo renal development.
• Genetic and epigenetic signatures are key to interpreting cell fate mechanisms.
• This review provides a foundational resource for kidney organoid research and development.