Fig. 6From: Triptolide ameliorates fine particulate matter-induced podocytes injury via regulating NF-κB signaling pathwayCytoskeletal and nuclear staining of podocytes in each group (magnification × 400). a Untreated cells. b Podocytes were treated with 200 mg/L PM2.5 for 24 h. c Podocytes were pre-treated with 1 mg/L triptolide for 1 h and followed by the addition of 200 mg/L PM2.5 for 24 h. d Podocytes were pre-treated with 2 mg/L triptolide for 1 h and followed by the addition of 200 mg/L PM2.5 for 24 h. e Podocytes were pre-treated with 4 mg/L triptolide for 1 h and followed by the addition of 200 mg/L PM2.5 for 24 h. n = 3Back to article page