Increased IL-21 Expression Induces Granzyme B in Peripheral CD5⁺ B Cells as a Potential Counter-Regulatory Effect in Primary Sjögren’s Syndrome

Figure 5

Correlation analysis between granzyme B and interleukin-21 receptor expression and B cell subsets. Associations between granzyme B expression of CD19⁺ B cells and (a) percentages of mature B cells (, ) as well as (b) percentages of primarily memory B cells (, ). Correlations between interleukin-21 receptor expression of CD19⁺ B cells and (c) percentages of mature B cells (, ) as well as (d) percentages of primarily memory B cells (, ).

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