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. 2021 Jan 22;182(3):195–209. doi: 10.1159/000514193

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Copyright © 2021 by S. Karger AG, Basel

This article is made available via the PMC Open Access Subset for unrestricted re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the COVID-19 pandemic or until permissions are revoked in writing. Upon expiration of these permissions, PMC is granted a perpetual license to make this article available via PMC and Europe PMC, consistent with existing copyright protections.

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Fig. 3 — T_FH cell CD4+ gated cells in PBMCs (A), gated CD4+ cells are characterized by different makers for cT_FH expression CXCR5+CD45RA− (B). C T_FH subsets T_FH1 (CXCR3+CCR6−), T_FH1+T_FH17 (CXCR3+CCR6+), T_FH2 (CXCR3−CCR6), and T_FH17 (CXCR3−CCR6+). D T_FR cells (FoxP3+). Abnormal values are circled in red. PBMCs, peripheral blood mononuclear cells; T_FH, follicular helper T; cT_FH, circulating T_FH.