Quick and easy purification of murine untouched naive B cells or germinal center B cells by MACS

Parham Ramezani-Rad1, Robert C Rickert1

  • 1Tumor Microenvironment and Cancer Immunology Program, NCI-Designated Cancer Center, Sanford Burnham Prebys Medical Discovery Institute, La Jolla, CA 92037, USA.

STAR Protocols
|March 15, 2021
PubMed

Humoral immune responses depend on the generation of high-affinity antigen-specific antibodies. Germinal center (GC) B cells are the cornerstone of this response in peripheral lymphoid organs. High purities of GC B cells, and also naive B cells, are required for accurate analysis in downstream assays to yield essential knowledge on immunity. This protocol lays out quick and easy steps to purify GC B cells from spleens of immunized mice or B cells from naive animals by negative selection using MACS. For complete details on the use and execution of this protocol, please refer to Ramezani-Rad et al. (2020).

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