Protocol for in vitro BCR-mediated plasma cell differentiation and purification of chromatin-associated proteins

Kyoko Ochiai, Hiroki Shima, Tsuyoshi Ikura, Marissa C. Franke, Evelyn P. Sievert, Roger Sciammas, Kazuhiko Igarashi

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)

Abstract

Molecular-level understanding of plasma cell (PC) differentiation has been modeled using lipopolysaccharide (LPS) stimulation in vitro. However, this system does not involve the B-cell receptor (BCR)-a critical component of B cell biology. Here, we present a protocol for in vitro PC differentiation system dependent on BCR signaling that easily scales up for cell number-demanding applications, including protein complex purification. We describe how to set up this system and detail applications for endogenous complex purification of chromatin-associated proteins. For further details on the use and execution of this protocol, please refer to Sciammas et al. (2011) and Ochiai et al. (2018, 2020).

Original languageEnglish
Pages (from-to)100633
Number of pages1
JournalSTAR Protocols
Volume2
Issue number3
DOIs
Publication statusPublished - 2021 Sept 17

Keywords

  • Antibody
  • Cell Biology
  • Cell Differentiation
  • Chromatin immunoprecipitation (ChIP)
  • Flow Cytometry/Mass Cytometry
  • Gene Expression
  • Immunology
  • Mass Spectrometry
  • Molecular Biology

ASJC Scopus subject areas

  • Medicine(all)

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