Isolation and Dissection Procedures for EGC Isolation by Human Mucosal Biopsies

Area of Science:

• Neurogastroenterology
• Cell Biology
• Tissue Engineering

Background:

• Enteric glial cells (EGCs) are vital for gut homeostasis and neuroimmune signaling.
• Research in neurogastroenterology requires reliable methods for isolating functional EGCs.
• Current techniques may present challenges for researchers new to EGC isolation.

Purpose of the Study:

• To provide a detailed, step-by-step protocol for isolating enteric glial cells (EGCs) from human mucosal biopsies.
• To enable scientists, including those inexperienced with the technique, to successfully isolate EGCs.
• To facilitate advancements in neurogastroenterology research through accessible EGC isolation.

Main Methods:

• Systematic collection of human mucosal biopsies with clinical collaboration to ensure tissue viability.
• Enzymatic digestion using collagenase and Dispase II to maximize cell yield.
• Mechanical dissection, trituration, filtration, and centrifugation for purification of viable EGCs.

Main Results:

• A reproducible method for isolating viable enteric glial cells (EGCs) from human gastrointestinal tissue.
• The protocol is designed for ease of execution, aiming for successful isolation on the first attempt.
• Obtained EGCs are suitable for various downstream applications in cell biology and neurogastroenterology.

Conclusions:

• This comprehensive protocol offers a meticulous approach to EGC isolation from human biopsies.
• The method ensures the recovery of viable cells essential for studying gut homeostasis and neuroimmune communication.
• This standardized technique will support and advance research in the field of neurogastroenterology.