Laminectomy and Spinal Cord Window Implantation in the Mouse

Overview

This protocol describes the implantation of a glass window onto the spinal cord of a mouse to facilitate visualization via intravital microscopy. This method enables the examination of protein dynamics in vivo within the intact central nervous system, addressing questions in neuroscience and immunology.

Key Study Components

Area of Science

• Neuroscience
• Immunology

Background

• Intravital microscopy allows for real-time imaging of biological processes.
• The spinal cord is an essential area for studying neurovascular interactions.
• Challenges include preserving neural tissue integrity during surgery.
• The use of customizable backplates aids in stability and cost-effectiveness.

Purpose of Study

• Facilitate the imaging of spinal cord dynamics in live mice.
• Contribute to a better understanding of protein dynamics in the intact central nervous system.

Methods Used

• The method involves surgical procedures for glass window implantation onto the spinal cord.
• A live mouse model is employed, with a focus on the lower thoracic upper lumbar region.
• Key steps include bone removal and the careful application of a cover glass.
• Use of 3D printing for backplates and two-photon microscopy for imaging is described.

Main Results

• The protocol allows visualization of tight junctions within vascular structures, indicating minimal image displacement.
• Successful window placement enables subsequent imaging to study neurovascular remodeling.
• Demonstrates stability of the setup during imaging.

Conclusions

• This study produces a reliable method for spinal cord imaging in mice.
• The protocol has implications for understanding neurovascular interactions and disease processes.

Frequently Asked Questions