Abstract
Soluble cytokine receptors have proven to be very useful biomarkers in a large variety of diseases, including cancer, infections, and chronic inflammatory diseases. These soluble receptors are produced by proteolytic cleavage or alternative splicing. Several cytokine receptors including tumor necrosis factor receptor 2 (TNFR2) can be generated by both mechanisms. However, the conventional ELISA systems do not differentiate between these two types of soluble receptors. We describe a sandwich ELISA to specifically quantify soluble TNFR2 protein generated by alternative splicing. This method requires the use of a capturing monoclonal antibody (mAb) specific of an epitope present in the soluble TNFR2 generated by alternatively splicing but absent in the proteolytically generated isoform. Here we present a detailed protocol for the production and validation of such a mAb. This method has the potential to be applied for measuring other soluble cell surface molecules generated by alternative splicing.
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Romero, X., CaƱete, J.D., Engel, P. (2014). Determination of Soluble Tumor Necrosis Factor Receptor 2 Produced by Alternative Splicing. In: Bayry, J. (eds) The TNF Superfamily. Methods in Molecular Biology, vol 1155. Humana Press, New York, NY. https://doi.org/10.1007/978-1-4939-0669-7_16
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DOI: https://doi.org/10.1007/978-1-4939-0669-7_16
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Publisher Name: Humana Press, New York, NY
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Online ISBN: 978-1-4939-0669-7
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