Methods for renal lineage tracing: In vivo and beyond

Area of Science:

• Developmental Biology
• Stem Cell Biology
• Regenerative Medicine

Background:

• Lineage tracing has yielded fundamental discoveries in kidney development and disease.
• Decades of research have characterized renal organogenesis, advancing stem cell differentiation and tissue bioengineering.
• The kidney is a well-studied organ, showing potential for regenerative therapies.

Purpose of the Study:

• To highlight the importance of lineage tracing in studying kidney development and disease.
• To discuss advancements in pluripotent stem cell differentiation and tissue bioengineering for kidney repair.
• To emphasize the need for careful experimental design in utilizing lineage tracing models.

Main Methods:

• Lineage tracing involves labeling progeny cells from a single cell or group.
• Techniques allow for spatial and temporal analyses of in vivo and in vitro processes.
• Genetically complex lineage tracing models are employed.

Main Results:

• Lineage tracing is a powerful tool for studying organogenesis, homeostasis, and repair/regeneration.
• Advancements enable novel regenerative therapies for kidney disease.
• Expanded use across disciplines requires understanding principles and limitations.

Conclusions:

• Lineage tracing is essential for understanding kidney development and disease mechanisms.
• Careful experimental design is critical for interpreting lineage tracing data.
• Understanding technical limitations is key to advancing kidney research and regenerative medicine.