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Updated: Feb 5, 2026
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Measurement of Cytosolic Ca2+ in Isolated Contractile Lymphatics
Published on: December 8, 2011
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Methods for Assessing the Contractile Function of Mouse Lymphatic Vessels Ex Vivo
Jorge A Castorena-Gonzalez1, Joshua P Scallan2, Michael J Davis3
1Department of Medical Pharmacology and Physiology, University of Missouri, Columbia, MO, USA.
Methods in Molecular Biology (Clifton, N.J.)
|September 23, 2018
Summary
Researchers developed new ex vivo methods to study lymphatic muscle function in mice. This technique aids in understanding lymphatic contractile dysfunction and diseases like lymphedema.
Area of Science:
- Physiology
- Molecular Biology
- Vascular Biology
Background:
- Lymphatic contractile dysfunction is implicated in diseases such as lymphedema.
- A detailed molecular understanding of lymphatic muscle physiology is lacking.
- Genetic tools for mice have advanced lymphatic vasculature research.
Purpose of the Study:
- To investigate the molecular regulators of lymphatic contractile function.
- To adapt ex vivo techniques for studying murine lymphatic collecting vessels.
Main Methods:
- Development of modified ex vivo approaches for isolated, pressurized murine lymphatic collecting vessels.
- Utilizing transgenic mice for gene expression manipulation.
- Controlling hydrostatic and oncotic pressures and flow in ex vivo preparations.
Main Results:
- Established a novel ex vivo method for studying murine lymphatic vessels.
- Enabled detailed investigation of lymphatic muscle cell layer function.
- Provided a platform for combining genetic manipulation with functional assays.
Conclusions:
- The described ex vivo methods are powerful for investigating lymphatic function in mice.
- This approach can elucidate molecular and cellular mechanisms underlying lymphatic contractile disorders.
- Facilitates research into lymphedema and other lymphatic diseases.
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