Abstract
The B cell antigen receptor (BCR) is found to be non-randomly organized at nano-scale distances on the B cell surface. Studying the organization and relocalization of the BCR is thus likely to provide new clues to understand the activation of the BCR. Indeed, with the in situ Fab proximity ligation assay (Fab-PLA), we now obtain proofs for the dissociation activation of BCRs and start to gain insight into how the relocalization of B cell surface signaling molecules could activate the cells. This chapter describes our methods to study the nano-scale organization of B cell surface receptors and co-receptors with Fab-PLA.
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Acknowledgments
This work was supported by the Excellence Initiative of the German Federal and State Governments (EXC 294), by ERC-grant 322972, and by the Deutsche Forschungsgemeinschaft through TRR130.
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Kläsener, K., Yang, J., Reth, M. (2018). Study B Cell Antigen Receptor Nano-Scale Organization by In Situ Fab Proximity Ligation Assay. In: Liu, C. (eds) B Cell Receptor Signaling. Methods in Molecular Biology, vol 1707. Humana Press, New York, NY. https://doi.org/10.1007/978-1-4939-7474-0_12
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DOI: https://doi.org/10.1007/978-1-4939-7474-0_12
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