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EasySep™ Human IgG+ Memory B Cell Isolation Kit

Immunomagnetic cell isolation kit using particle release technology

概要
技术资料
数据及文献

概要

The EasySep™ Human IgG+ Memory B Cell Isolation Kit isolates IgG+CD27+ B cells from fresh or previously frozen peripheral blood mononuclear cells (PBMCs) or leukapheresis samples. First, CD27+ cells are isolated by column-free immunomagnetic positive selection using EasySep™ Releasable RapidSpheres™. Then, bound magnetic particles are removed from the EasySep™-isolated CD27+ cells, and unwanted non-B cells, as well as IgM+, IgD+ and IgA+ cells are depleted using EasySep™ Dextran RapidSpheres™. The final isolated fraction contains IgG+CD27+ memory B cells, which readily secrete IgG in culture supernatants in the presence of appropriate stimuli.

数据及文献

Data

FACS Profile Results with EasySep™ Human IgG+ Memory B Cell Isolation Kit

Figure 1. EasySep™ Human IgG+ Memory B Cell Isolation Kit

Starting with PBMCs, the IgG+ memory B cell content (CD19+CD27+IgG+) of the isolated fraction is typically 82.6 ± 7.0% (mean ± SD using “The Big Easy” EasySep™ Magnet). In the above example, the purities of the start and isolated fractions are 1.0% and 90.2% respectively.