Expression of HNF4α in leukocytes. Indirect immunofluorescence microscopy was used to detect the expression of HNF4α. Cells were fixed in 4% paraformaldehyde and stained with antibodies against human CD4, CD8, CD66b, and HNF4α. (A) HepG2 cells as positive control. (B) Granulocytes. (C and D) Peripheral blood mononuclear cells.
Jiang et al. Arthritis Research & Therapy 2013 15:R100 doi:10.1186/ar4280