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5. Generation of Cell Lines Propagating Infectious Prions and the Isolation and Characterization of Cell-derived Exosomes
Abstract
Prion-propagating cell lines are an efficient and useful means for studying the cellular and molecular mechanisms implicated in prion disease. Use of cell-based models has lead to the finding that prion protein (PrPC) and PrPSc are released from cells in association with exosomes. Furthermore, exosomes have been shown to act as vehicles for infectivity, transferring PrPSc between cell lines and providing a mechanism for prion spread between tissues. As a role for exo-somes in prion disease is emerging, this chapter outlines a method for the generation of prion-infected cell lines and the isolation and characterization of PrPC- and PrPSc-containing exosomes.
Affiliation(s): (3) Department of Biochemistry and Molecular Biology and Department of Pathology, Bio21 Molecular Science and Biotechnology Institute, University of Melbourne, Melbourne, Australia
Series: Methods in Molecular Biology  |  Volume: 459  |  Pub. Date: Jun-04-2008  |  Page Range: 69-82  |  DOI: 10.1007/978-1-59745-234-2_5
Subject:  Protein Science
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