Figure 2.

Frequencies of CXCR5⁺CD4⁺ T cells and CCR7^loPD-1^hi CXCR5⁺CD4⁺ T cells in chronic HBV patients (n=77) and healthy controls (n=20). (a) Frequency of CXCR5⁺CD4⁺ among all CD4⁺CD3⁺ cells. (b) Frequency of CCR7^loPD-1^hiCXCR5⁺CD4⁺ among all CXCR5⁺CD4⁺CD3⁺ cells. Horizontal lines show the median.