简介：
Overview
This manuscript describes a detailed protocol to produce arrays of 3D human skeletal muscle microtissues and minimally invasive downstream in situ assays of function, including contractile force and calcium handling analyses.
Key Study Components
Area of Science
- Neuroscience
- Biology
- Muscle Physiology
Background
- 3D human skeletal muscle microtissues are valuable for studying muscle biology.
- They can be used in disease modeling and candidate molecule testing.
- This technique allows for in-situ assessment of muscle function.
- Longitudinal studies can be conducted to observe muscle tissue dynamics.
Purpose of Study
- To fabricate and analyze 3D human skeletal muscle microtissues.
- To assess contractile force and calcium transients in muscle tissues.
- To enable detailed studies of muscle function over time.
Methods Used
- Fabrication of 3D muscle microtissues using a specific protocol.
- In-situ assays to measure contractile force.
- Calcium handling analyses to evaluate muscle function.
- Demonstration of the procedure by graduate students.
Main Results
- Successful production of 3D human skeletal muscle microtissues.
- Effective in-situ assessment of contractile force and calcium handling.
- Feasibility of longitudinal studies on muscle tissue function.
- Demonstration of the protocol by trained individuals.
Conclusions
- The protocol provides a reliable method for studying muscle microtissues.
- In-situ assays enhance understanding of muscle function.
- This technique can advance research in muscle biology and related diseases.
What are muscle microtissues used for?
Muscle microtissues are used for studies of muscle biology, disease modeling, and candidate molecule testing.
How does this protocol benefit muscle research?
It allows for in-situ assessment of contractile force and calcium handling, enabling longitudinal studies.
Who demonstrates the procedure?
The procedure is demonstrated by Brennen Musgrave and Heta Lad, graduate students from the laboratory.
What is the main advantage of using 3D muscle microtissues?
The main advantage is the ability to conduct in-situ assessments of muscle function over time.
Can this technique be used for drug testing?
Yes, it can be applied for candidate molecule testing in muscle biology.
What types of analyses can be performed?
Contractile force and calcium handling analyses can be performed on the microtissues.
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