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Renal sections were stained using immunofluorescence staining consisting of F4/80 (green), CXCR3 (red), and DAPI (blue) to determine the relationship between macrophages and CXCR3 expression in conA-induced renal injury. Arrow indicates CXCR3 derived from macrophages (×400, n = 3). PF (30 mg/kg) was administered orally 2 h before injection of conA or vehicle for 8 h
