FRK and acute liver failure: Next, we analyzed Frk gene expression using the GEO database (Bajwa et al., 2016; Nissim et al., 2012), the analysis revealed diminished Frk mRNA levels in both hepatitis B virus (HBV)-associated acute liver failure patients and influenza-stimulated human plasmacytoid dendritic cells (Supplementary Figures 1A, B).