CD4⁺PD-1^hi T cells significantly correlates with CD20⁺Bcl6⁺Ki-67⁺IgG⁺ B cells in LN.

<p>(a) Representative dot plots showing the gating strategy used for analyzing Bcl6 and Ki-67 expression on IgG⁺ B cells in the lymph node (LN) and b) relative proportions of IgG⁺ B cells in LN expressing Bcl6 and Ki-67. Correlation between LN CD4⁺PD-1^hi T cells and c) CD20⁺Bcl6⁺Ki-67⁺IgG⁺ B cells and d) CD20⁺Bcl6^–Ki-67⁺IgG⁺ B cells in LN.