Antibodies used in this study

AA (purity > 98%) from Chengdu Purechem-Standard Co., Ltd. (Chengdu, China) was dissolved in 0.5% sodium carboxymethyl cellulose (CMC-Na) solution. Dexamethasone acetate (Dex) was from Tianjin Tianyao Pharmaceuticals (Tianjin, China) and dissolved in normal saline with 1% DMSO. Lipopolysaccharide (LPS) was purchased from Sigma-Aldrich (St. Louis, MO, USA). The myeloperoxidase (MPO) assay kit was obtained from Nanjing Jiancheng Bioengineering Institute (Nanjing, China). TNF-α, IL-6, and IL-1β ELISA kits were purchased from BioLegend Inc. (CA, USA). All antibodies used in this study were supplied by Cell Signaling Technology Inc. (Beverly, MA).

Osthole was purchased from Shanghai yuanye Bio-Technology Co. (Shanghai, China). Corn oil was obtained from Golden Dragon Fish (Taizhou, China). Commercial kits for serum biochemical index of alanine aminotransferase (ALT) and aspartate aminotransferase (AST) were purchased from Nanjing Jiancheng Technology Co. (Nanjing, China). ELISA kits for cytokines of IL-1β and IL-6 in serum and liver tissue were from Nanjing Jiancheng Technology Co. Commercial kits for superoxide dismutase (SOD), catalase (CAT) and malondialdehyde (MDA) were obtained from Nanjing Jiancheng Technology Co. Antibodies used in this study were purchased from Cell Signaling Technology (Beverly, MA, USA).