Transcriptome analysis of IgM⁺κ⁺CD27⁺ B cells. The transcripts differentially expressed by IgM⁺κ⁺CD27⁺ B cells from HCV⁺MC⁺ and MC⁻ patients are displayed. Up- and down-regulated transcripts are indicated in red and blue, respectively. The magnitude of expression is indicated by the color bar.